Reindent phpt files

49 files changed, 593 insertions, 593 deletions

diff --git a/ext/gd/tests/bug22544-mb.phpt b/ext/gd/tests/bug22544-mb.phpt
index 0847214dc3..ae347edd70 100644
--- a/ext/gd/tests/bug22544-mb.phpt
+++ b/ext/gd/tests/bug22544-mb.phpt
@@ -8,13 +8,13 @@ Bug #22544 (TrueColor transparency in PNG images).
 ?>
 --FILE--
 <?php
-	$image = imageCreateTruecolor(640, 100);
-	$transparent = imageColorAllocate($image, 0, 0, 0);
-	$red = imageColorAllocate($image, 255, 50, 50);
-	imageColorTransparent($image, $transparent);
-	imageFilledRectangle($image, 0, 0, 640-1, 100-1, $transparent);
-	include_once __DIR__ . '/func.inc';
-	test_image_equals_file(__DIR__ . '/bug22544私はガラスを食べられます.png', $image);
+    $image = imageCreateTruecolor(640, 100);
+    $transparent = imageColorAllocate($image, 0, 0, 0);
+    $red = imageColorAllocate($image, 255, 50, 50);
+    imageColorTransparent($image, $transparent);
+    imageFilledRectangle($image, 0, 0, 640-1, 100-1, $transparent);
+    include_once __DIR__ . '/func.inc';
+    test_image_equals_file(__DIR__ . '/bug22544私はガラスを食べられます.png', $image);
 ?>
 --EXPECT--
 The images are equal.
diff --git a/ext/gd/tests/bug22544.phpt b/ext/gd/tests/bug22544.phpt
index 3d4335d461..c7b1e91966 100644
--- a/ext/gd/tests/bug22544.phpt
+++ b/ext/gd/tests/bug22544.phpt
@@ -8,13 +8,13 @@ Bug #22544 (TrueColor transparency in PNG images).
 ?>
 --FILE--
 <?php
-	$image = imageCreateTruecolor(640, 100);
-	$transparent = imageColorAllocate($image, 0, 0, 0);
-	$red = imageColorAllocate($image, 255, 50, 50);
-	imageColorTransparent($image, $transparent);
-	imageFilledRectangle($image, 0, 0, 640-1, 100-1, $transparent);
-	include_once __DIR__ . '/func.inc';
-	test_image_equals_file(__DIR__ . '/bug22544.png', $image);
+    $image = imageCreateTruecolor(640, 100);
+    $transparent = imageColorAllocate($image, 0, 0, 0);
+    $red = imageColorAllocate($image, 255, 50, 50);
+    imageColorTransparent($image, $transparent);
+    imageFilledRectangle($image, 0, 0, 640-1, 100-1, $transparent);
+    include_once __DIR__ . '/func.inc';
+    test_image_equals_file(__DIR__ . '/bug22544.png', $image);
 ?>
 --EXPECT--
 The images are equal.
diff --git a/ext/gd/tests/bug24155.phpt b/ext/gd/tests/bug24155.phpt
index 43d34b7177..ff4f40fdec 100644
--- a/ext/gd/tests/bug24155.phpt
+++ b/ext/gd/tests/bug24155.phpt
@@ -9,22 +9,22 @@ Bug #24155 (gdImageRotate270 rotation problem).
 ?>
 --FILE--
 <?php
-	$dest = dirname(realpath(__FILE__)) . '/bug24155.png';
-	@unlink($dest);
+    $dest = dirname(realpath(__FILE__)) . '/bug24155.png';
+    @unlink($dest);
 
-	$im = imagecreatetruecolor(30, 50);
-	imagefill($im, 0, 0, (16777215 - 255));
-	$im = imagerotate($im, 270, 255);
-	imagepng($im, $dest);
+    $im = imagecreatetruecolor(30, 50);
+    imagefill($im, 0, 0, (16777215 - 255));
+    $im = imagerotate($im, 270, 255);
+    imagepng($im, $dest);
 
-	$im2 = imagecreatefrompng($dest);
+    $im2 = imagecreatefrompng($dest);
 
-	// Uniform fill + n x 90degrees rotation , the color value does not change
-	$col = imagecolorat($im2, 20, 20);
-	// 16777215 - 255 = 16776960
-	echo "$col\n";
+    // Uniform fill + n x 90degrees rotation , the color value does not change
+    $col = imagecolorat($im2, 20, 20);
+    // 16777215 - 255 = 16776960
+    echo "$col\n";
 
-	@unlink($dest);
+    @unlink($dest);
 ?>
 --EXPECT--
 16776960
diff --git a/ext/gd/tests/bug24594.phpt b/ext/gd/tests/bug24594.phpt
index f4006497c6..138258cbbc 100644
--- a/ext/gd/tests/bug24594.phpt
+++ b/ext/gd/tests/bug24594.phpt
@@ -8,74 +8,74 @@ Bug #24594 (Filling an area using tiles).
 ?>
 --FILE--
 <?php
-	$tile = imagecreate(36,36);
-	$base = imagecreate(150,150);
-	$white = imagecolorallocate($tile,255,255,255);
-	$black = imagecolorallocate($tile,0,0,0);
-	$white = imagecolorallocate($base,255,255,255);
-	$black = imagecolorallocate($base,0,0,0);
+    $tile = imagecreate(36,36);
+    $base = imagecreate(150,150);
+    $white = imagecolorallocate($tile,255,255,255);
+    $black = imagecolorallocate($tile,0,0,0);
+    $white = imagecolorallocate($base,255,255,255);
+    $black = imagecolorallocate($base,0,0,0);
 
-	/* create the dots pattern */
-	for ($x=0;$x<36;$x+=2) {
-		for ($y=0;$y<36;$y+=2) {
-			imagesetpixel($tile,$x,$y,$black);
-		}
-	}
+    /* create the dots pattern */
+    for ($x=0;$x<36;$x+=2) {
+        for ($y=0;$y<36;$y+=2) {
+            imagesetpixel($tile,$x,$y,$black);
+        }
+    }
 
-	imagesettile($base,$tile);
-	imagerectangle($base, 9,9,139,139,$black);
-	imageline($base, 9,9,139,139,$black);
-	imagefill($base,11,12,IMG_COLOR_TILED);
+    imagesettile($base,$tile);
+    imagerectangle($base, 9,9,139,139,$black);
+    imageline($base, 9,9,139,139,$black);
+    imagefill($base,11,12,IMG_COLOR_TILED);
 
-	$res = imagecolorat($base,0,10)==$black?'1':'0';
-	$res .= imagecolorat($base,0,20)==$black?'1':'0';
-	$res .= imagecolorat($base,0,30)==$black?'1':'0';
-	$res .= imagecolorat($base,0,40)==$black?'1':'0';
-	$res .= imagecolorat($base,0,50)==$black?'1':'0';
-	$res .= imagecolorat($base,0,60)==$black?'1':'0';
+    $res = imagecolorat($base,0,10)==$black?'1':'0';
+    $res .= imagecolorat($base,0,20)==$black?'1':'0';
+    $res .= imagecolorat($base,0,30)==$black?'1':'0';
+    $res .= imagecolorat($base,0,40)==$black?'1':'0';
+    $res .= imagecolorat($base,0,50)==$black?'1':'0';
+    $res .= imagecolorat($base,0,60)==$black?'1':'0';
 
-	$res .= imagecolorat($base,11,12)==$white?'1':'0';
-	$res .= imagecolorat($base,12,13)==$white?'1':'0';
-	$res .= imagecolorat($base,13,14)==$white?'1':'0';
-	$res .= imagecolorat($base,14,15)==$white?'1':'0';
-	$res .= imagecolorat($base,15,16)==$white?'1':'0';
-	$res .= imagecolorat($base,16,17)==$white?'1':'0';
+    $res .= imagecolorat($base,11,12)==$white?'1':'0';
+    $res .= imagecolorat($base,12,13)==$white?'1':'0';
+    $res .= imagecolorat($base,13,14)==$white?'1':'0';
+    $res .= imagecolorat($base,14,15)==$white?'1':'0';
+    $res .= imagecolorat($base,15,16)==$white?'1':'0';
+    $res .= imagecolorat($base,16,17)==$white?'1':'0';
 
-	$res .= imagecolorat($base,10,12)==$black?'1':'0';
-	$res .= imagecolorat($base,11,13)==$black?'1':'0';
-	$res .= imagecolorat($base,12,14)==$black?'1':'0';
-	$res .= imagecolorat($base,13,15)==$black?'1':'0';
-	$res .= imagecolorat($base,14,16)==$black?'1':'0';
-	$res .= imagecolorat($base,15,17)==$black?'1':'0';
-	echo "$res\n";
+    $res .= imagecolorat($base,10,12)==$black?'1':'0';
+    $res .= imagecolorat($base,11,13)==$black?'1':'0';
+    $res .= imagecolorat($base,12,14)==$black?'1':'0';
+    $res .= imagecolorat($base,13,15)==$black?'1':'0';
+    $res .= imagecolorat($base,14,16)==$black?'1':'0';
+    $res .= imagecolorat($base,15,17)==$black?'1':'0';
+    echo "$res\n";
 
-	imagefilledrectangle($base,0,0,149,149,$white);
-	imagerectangle($base, 9,9,139,139,$black);
-	imageline($base, 9,9,139,139,$black);
-	imagefill($base,0,0,IMG_COLOR_TILED);
+    imagefilledrectangle($base,0,0,149,149,$white);
+    imagerectangle($base, 9,9,139,139,$black);
+    imageline($base, 9,9,139,139,$black);
+    imagefill($base,0,0,IMG_COLOR_TILED);
 
-	$res = imagecolorat($base,0,10)==$black?'1':'0';
-	$res .= imagecolorat($base,0,20)==$black?'1':'0';
-	$res .= imagecolorat($base,0,30)==$black?'1':'0';
-	$res .= imagecolorat($base,0,40)==$black?'1':'0';
-	$res .= imagecolorat($base,0,50)==$black?'1':'0';
-	$res .= imagecolorat($base,0,60)==$black?'1':'0';
+    $res = imagecolorat($base,0,10)==$black?'1':'0';
+    $res .= imagecolorat($base,0,20)==$black?'1':'0';
+    $res .= imagecolorat($base,0,30)==$black?'1':'0';
+    $res .= imagecolorat($base,0,40)==$black?'1':'0';
+    $res .= imagecolorat($base,0,50)==$black?'1':'0';
+    $res .= imagecolorat($base,0,60)==$black?'1':'0';
 
-	$res .= imagecolorat($base,11,12)==$white?'1':'0';
-	$res .= imagecolorat($base,12,13)==$white?'1':'0';
-	$res .= imagecolorat($base,13,14)==$white?'1':'0';
-	$res .= imagecolorat($base,14,15)==$white?'1':'0';
-	$res .= imagecolorat($base,15,16)==$white?'1':'0';
-	$res .= imagecolorat($base,16,17)==$white?'1':'0';
+    $res .= imagecolorat($base,11,12)==$white?'1':'0';
+    $res .= imagecolorat($base,12,13)==$white?'1':'0';
+    $res .= imagecolorat($base,13,14)==$white?'1':'0';
+    $res .= imagecolorat($base,14,15)==$white?'1':'0';
+    $res .= imagecolorat($base,15,16)==$white?'1':'0';
+    $res .= imagecolorat($base,16,17)==$white?'1':'0';
 
-	$res .= imagecolorat($base,0,16)==$black?'1':'0';
-	$res .= imagecolorat($base,2,42)==$black?'1':'0';
-	$res .= imagecolorat($base,4,44)==$black?'1':'0';
-	$res .= imagecolorat($base,146,146)==$black?'1':'0';
-	$res .= imagecolorat($base,148,146)==$black?'1':'0';
-	$res .= imagecolorat($base,0,0)==$black?'1':'0';
+    $res .= imagecolorat($base,0,16)==$black?'1':'0';
+    $res .= imagecolorat($base,2,42)==$black?'1':'0';
+    $res .= imagecolorat($base,4,44)==$black?'1':'0';
+    $res .= imagecolorat($base,146,146)==$black?'1':'0';
+    $res .= imagecolorat($base,148,146)==$black?'1':'0';
+    $res .= imagecolorat($base,0,0)==$black?'1':'0';
 
-	echo "$res\n";
+    echo "$res\n";
 ?>
 --EXPECT--
 000000111111101010
diff --git a/ext/gd/tests/bug42434.phpt b/ext/gd/tests/bug42434.phpt
index 8f5205d936..3db42a228e 100644
--- a/ext/gd/tests/bug42434.phpt
+++ b/ext/gd/tests/bug42434.phpt
@@ -15,9 +15,9 @@ imageantialias($im, true);
 imageline($im, 0, 0, 10, 0, 0x000000);
 
 if (imagecolorat($im, 9, 0) == 0x000000) {
-	echo 'DONE';
+    echo 'DONE';
 } else {
-	echo 'Bugged';
+    echo 'Bugged';
 }
 
 imagedestroy($im);
diff --git a/ext/gd/tests/bug43073.phpt b/ext/gd/tests/bug43073.phpt
index c52bdad5be..74641496de 100644
--- a/ext/gd/tests/bug43073.phpt
+++ b/ext/gd/tests/bug43073.phpt
@@ -8,22 +8,22 @@ Bug #43073 (TrueType bounding box is wrong for angle<>0)
 --FILE--
 <?php
 $exp = [
-	[501,400, 611,400, 611,376, 501,376],
-	[492,361, 595,319, 586,296, 483,338],
-	[470,329, 549,251, 531,233, 453,312],
-	[439,307, 481,204, 458,195, 416,297],
-	[400,299, 400,189, 376,189, 376,299],
-	[361,307, 319,204, 296,213, 338,316],
-	[329,329, 251,250, 233,267, 311,346],
-	[307,360, 204,318, 195,341, 297,383],
-	[299,400, 189,400, 189,424, 299,424],
-	[307,438, 204,480, 213,503, 316,461],
-	[329,470, 250,548, 267,566, 346,488],
-	[360,492, 318,595, 341,604, 383,502],
-	[400,501, 400,611, 424,611, 424,501],
-	[438,492, 480,595, 503,586, 461,483],
-	[470,470, 548,549, 566,532, 488,453],
-	[492,439, 595,481, 604,458, 502,416]
+    [501,400, 611,400, 611,376, 501,376],
+    [492,361, 595,319, 586,296, 483,338],
+    [470,329, 549,251, 531,233, 453,312],
+    [439,307, 481,204, 458,195, 416,297],
+    [400,299, 400,189, 376,189, 376,299],
+    [361,307, 319,204, 296,213, 338,316],
+    [329,329, 251,250, 233,267, 311,346],
+    [307,360, 204,318, 195,341, 297,383],
+    [299,400, 189,400, 189,424, 299,424],
+    [307,438, 204,480, 213,503, 316,461],
+    [329,470, 250,548, 267,566, 346,488],
+    [360,492, 318,595, 341,604, 383,502],
+    [400,501, 400,611, 424,611, 424,501],
+    [438,492, 480,595, 503,586, 461,483],
+    [470,470, 548,549, 566,532, 488,453],
+    [492,439, 595,481, 604,458, 502,416]
 ];
 $cwd = __DIR__;
 $font = "$cwd/Tuffy.ttf";
@@ -41,11 +41,11 @@ for ($angle = 0.0, $i = 0; $angle < 360.0; $angle += $delta_t, $i++) {
   imagepolygon($g, $bbox, $red);
   printf("%2d: ", $i);
   for ($j = 0; $j < 8; $j++) {
-	if ($bbox[$j] >= $exp[$i][$j] - 1 && $bbox[$j] <= $exp[$i][$j] + 1) {
-		echo '.';
-	} else {
-		echo "(expected $exp[$i][$j], got $bbox[$j])";
-	}
+    if ($bbox[$j] >= $exp[$i][$j] - 1 && $bbox[$j] <= $exp[$i][$j] + 1) {
+        echo '.';
+    } else {
+        echo "(expected $exp[$i][$j], got $bbox[$j])";
+    }
   }
   echo "\n";
   $temp = $cos_t * $x + $sin_t * $y;
diff --git a/ext/gd/tests/bug43475.phpt b/ext/gd/tests/bug43475.phpt
index f0302d45ef..9264299181 100644
--- a/ext/gd/tests/bug43475.phpt
+++ b/ext/gd/tests/bug43475.phpt
@@ -13,22 +13,22 @@ require_once __DIR__ . '/similarity.inc';
 
 function setStyleAndThickness($im, $color, $thickness)
 {
-	$style = array();
-	$i = 0;
-	while ($i < 16 * $thickness) {
-		$style[$i++] = $color;
-	}
-	while ($i < 20 * $thickness) {
-		$style[$i++] = IMG_COLOR_TRANSPARENT;
-	}
-	while ($i < 28 * $thickness) {
-		$style[$i++] = $color;
-	}
-	while ($i < 32 * $thickness) {
-		$style[$i++] = IMG_COLOR_TRANSPARENT;
-	}
-	imagesetstyle($im, $style);
-	imagesetthickness($im, $thickness);
+    $style = array();
+    $i = 0;
+    while ($i < 16 * $thickness) {
+        $style[$i++] = $color;
+    }
+    while ($i < 20 * $thickness) {
+        $style[$i++] = IMG_COLOR_TRANSPARENT;
+    }
+    while ($i < 28 * $thickness) {
+        $style[$i++] = $color;
+    }
+    while ($i < 32 * $thickness) {
+        $style[$i++] = IMG_COLOR_TRANSPARENT;
+    }
+    imagesetstyle($im, $style);
+    imagesetthickness($im, $thickness);
 }
 
 $im = imagecreate(800, 800);
diff --git a/ext/gd/tests/bug44849.phpt b/ext/gd/tests/bug44849.phpt
index 368a08a242..22e8a65ec4 100644
--- a/ext/gd/tests/bug44849.phpt
+++ b/ext/gd/tests/bug44849.phpt
@@ -6,7 +6,7 @@ Bug #44849 (imagecolorclosesthwb is not available on Windows)
 ?>
 --FILE--
 <?php
-	var_dump(function_exists('imagecolorclosesthwb'));
+    var_dump(function_exists('imagecolorclosesthwb'));
 ?>
 --EXPECT--
 bool(true)
diff --git a/ext/gd/tests/bug49600.phpt b/ext/gd/tests/bug49600.phpt
index 25fae3ca37..79830be71f 100644
--- a/ext/gd/tests/bug49600.phpt
+++ b/ext/gd/tests/bug49600.phpt
@@ -15,7 +15,7 @@ $color = imagecolorallocate($image, 255, 255, 255);
 foreach (array("E", "I", "P", "g", "i", "q") as $c)
 {
     $x = imagettftext($image, 32, 0, 0, 0, $color, $font, $c);
-	$y = imagettfbbox(32, 0, "$cwd/Tuffy.ttf", $c);
+    $y = imagettfbbox(32, 0, "$cwd/Tuffy.ttf", $c);
     if ( abs($x[0] - $y[0]) > 1
       || abs($x[2] - $y[2]) > 1
       || abs($x[4] - $y[4]) > 1
diff --git a/ext/gd/tests/bug53504.phpt b/ext/gd/tests/bug53504.phpt
index c44e4ef0f8..11e7a8af57 100644
--- a/ext/gd/tests/bug53504.phpt
+++ b/ext/gd/tests/bug53504.phpt
@@ -51,16 +51,16 @@ $tests = [
 
 foreach ($tests as $testnum => $test) {
     $bbox = imageftbbox($test['fontSize'], $test['angle'], $font, $test['text']);
-	printf('%2d: ', $testnum);
-	for ($i = 0; $i < 8; $i++) {
-		$exp = $test['exp'][$i];
-		if ($bbox[$i] >= $exp - 2 && $bbox[$i] <= $exp + 2) {
-			echo '.';
-		} else {
-			echo "(expected $exp, got $bbox[$i])";
-		}
-	}
-	echo "\n";
+    printf('%2d: ', $testnum);
+    for ($i = 0; $i < 8; $i++) {
+        $exp = $test['exp'][$i];
+        if ($bbox[$i] >= $exp - 2 && $bbox[$i] <= $exp + 2) {
+            echo '.';
+        } else {
+            echo "(expected $exp, got $bbox[$i])";
+        }
+    }
+    echo "\n";
 
     $bboxDrawn = imagefttext($g, $test['fontSize'], $test['angle'],
         $test['x'], $test['y'], $black, $font, $test['text']);
diff --git a/ext/gd/tests/bug64641.phpt b/ext/gd/tests/bug64641.phpt
index 2d5768eece..4eb2e28730 100644
--- a/ext/gd/tests/bug64641.phpt
+++ b/ext/gd/tests/bug64641.phpt
@@ -14,24 +14,24 @@ require_once __DIR__ . '/similarity.inc';
 $im = imagecreatetruecolor(640, 480);
 
 $points = array(
-	100, 100,
-	100, 200,
-	100, 300
+    100, 100,
+    100, 200,
+    100, 300
 );
 imagefilledpolygon($im, $points, 0xFFFF00);
 
 $points = array(
-	300, 200,
-	400, 200,
-	500, 200
+    300, 200,
+    400, 200,
+    500, 200
 );
 imagefilledpolygon($im, $points, 0xFFFF00);
 
 $ex = imagecreatefrompng(__DIR__ . '/bug64641.png');
 if (($diss = calc_image_dissimilarity($ex, $im)) < 1e-5) {
-	echo "IDENTICAL";
+    echo "IDENTICAL";
 } else {
-	echo "DISSIMILARITY: $diss";
+    echo "DISSIMILARITY: $diss";
 }
 imagedestroy($ex);
 
diff --git a/ext/gd/tests/bug67248.phpt b/ext/gd/tests/bug67248.phpt
index c9a9588343..c5b54354f1 100644
--- a/ext/gd/tests/bug67248.phpt
+++ b/ext/gd/tests/bug67248.phpt
@@ -10,7 +10,7 @@ Bug #67248 (imageaffinematrixget missing check of parameters)
 require __DIR__ . '/func.inc';
 
 for($i=0;$i<7;$i++) {
-	trycatch_dump(
+    trycatch_dump(
         fn() => imageaffinematrixget($i)
     );
 }
diff --git a/ext/gd/tests/bug72339.phpt b/ext/gd/tests/bug72339.phpt
index 5b5fdb6ee6..bd8054cced 100644
--- a/ext/gd/tests/bug72339.phpt
+++ b/ext/gd/tests/bug72339.phpt
@@ -26,7 +26,7 @@ fclose($fh);
 $im = imagecreatefromgd2($fname);
 
 if ($im) {
-	imagedestroy($im);
+    imagedestroy($im);
 }
 unlink($fname);
 
diff --git a/ext/gd/tests/bug72709.phpt b/ext/gd/tests/bug72709.phpt
index 2963f1c104..a5b0463f62 100644
--- a/ext/gd/tests/bug72709.phpt
+++ b/ext/gd/tests/bug72709.phpt
@@ -8,7 +8,7 @@ if (!extension_loaded('gd')) die('skip ext/gd not available');
 <?php
 $im = imagecreatetruecolor(1, 1);
 
-try { 
+try {
     var_dump(imagesetstyle($im, array()));
 }
 catch (\Error $ex) {
diff --git a/ext/gd/tests/colorat.phpt b/ext/gd/tests/colorat.phpt
index e8c1a5fb46..9be5d431da 100644
--- a/ext/gd/tests/colorat.phpt
+++ b/ext/gd/tests/colorat.phpt
@@ -30,9 +30,9 @@ echo 'test colorat palette: ';
 $c = imagecolorsforindex($im, imagecolorat($im, 3,3));
 $failed = false;
 foreach ($c as $v) {
-	if ($v != 0) {
-		$failed = true;
-	}
+    if ($v != 0) {
+        $failed = true;
+    }
 }
 echo !$failed ? 'ok' : 'failed';
 echo "\n";
diff --git a/ext/gd/tests/colorclosest.phpt b/ext/gd/tests/colorclosest.phpt
index 7ade09478e..3f588fbd59 100644
--- a/ext/gd/tests/colorclosest.phpt
+++ b/ext/gd/tests/colorclosest.phpt
@@ -31,11 +31,11 @@ print_r(imagecolorsforindex($im, $c));
 
 $im = imagecreate(5,5);
 for ($i=0; $i<256; $i++) {
-	if ($i == 246) {
-		imagecolorallocate($im, $i,10,10);
-	} else {
-		imagecolorallocate($im, $i,0,0);
-	}
+    if ($i == 246) {
+        imagecolorallocate($im, $i,10,10);
+    } else {
+        imagecolorallocate($im, $i,0,0);
+    }
 }
 $c = imagecolorclosest($im, 255,10,10);
 print_r(imagecolorsforindex($im, $c));
@@ -65,11 +65,11 @@ print_r(imagecolorsforindex($im, $c));
 
 $im = imagecreate(5,5);
 for ($i=0; $i<256; $i++) {
-	if ($i == 246) {
-		imagecolorallocatealpha($im, $i,10,10,1);
-	} else {
-		imagecolorallocatealpha($im, $i,0,0,100);
-	}
+    if ($i == 246) {
+        imagecolorallocatealpha($im, $i,10,10,1);
+    } else {
+        imagecolorallocatealpha($im, $i,0,0,100);
+    }
 }
 $c = imagecolorclosestalpha($im, 255,10,10,1);
 print_r(imagecolorsforindex($im, $c));
diff --git a/ext/gd/tests/colorresolve.phpt b/ext/gd/tests/colorresolve.phpt
index 0a939bd85f..6df57ef75d 100644
--- a/ext/gd/tests/colorresolve.phpt
+++ b/ext/gd/tests/colorresolve.phpt
@@ -25,11 +25,11 @@ print_r(imagecolorsforindex($im, $c));
 
 $im = imagecreate(5,5);
 for ($i=0; $i<256; $i++) {
-	if ($i == 246) {
-		imagecolorresolve($im, $i,10,10);
-	} else {
-		imagecolorresolve($im, $i,0,0);
-	}
+    if ($i == 246) {
+        imagecolorresolve($im, $i,10,10);
+    } else {
+        imagecolorresolve($im, $i,0,0);
+    }
 }
 $c = imagecolorresolve($im, 255,10,10);
 print_r(imagecolorsforindex($im, $c));
@@ -55,11 +55,11 @@ print_r(imagecolorsforindex($im, $c));
 
 $im = imagecreate(5,5);
 for ($i=0; $i<256; $i++) {
-	if ($i == 246) {
-		imagecolorresolvealpha($im, $i,10,10,1);
-	} else {
-		imagecolorresolvealpha($im, $i,0,0,100);
-	}
+    if ($i == 246) {
+        imagecolorresolvealpha($im, $i,10,10,1);
+    } else {
+        imagecolorresolvealpha($im, $i,0,0,100);
+    }
 }
 $c = imagecolorresolvealpha($im, 255,10,10,0);
 print_r(imagecolorsforindex($im, $c));
diff --git a/ext/gd/tests/copy.phpt b/ext/gd/tests/copy.phpt
index 28bb3ed173..046567e3ef 100644
--- a/ext/gd/tests/copy.phpt
+++ b/ext/gd/tests/copy.phpt
@@ -21,7 +21,7 @@ $p2 = imagecolorat($dst_tc, 0,0) == 0x0000ff;
 $p3 = imagecolorat($dst_tc, 4,4) == 0x00ff00;
 
 if ($p1 && $p2 && $p3) {
-	echo "TC/TC: ok\n";
+    echo "TC/TC: ok\n";
 }
 
 imagedestroy($src_tc); imagedestroy($dst_tc);
@@ -46,7 +46,7 @@ $p2 = $c2['red'] == 0x00 && $c2['blue']==0xff && $c2['green']==0x00;
 $p3 = $c3['red'] == 0x00 && $c3['blue']==0x00 && $c3['green']==0xff;
 
 if ($p1 && $p2 && $p3) {
-	echo "TC/P: ok\n";
+    echo "TC/P: ok\n";
 }
 imagedestroy($src_tc); imagedestroy($dst_tc);
 
@@ -76,7 +76,7 @@ $p3 = $c3['red'] == 0x00 && $c3['blue']==0x00 && $c3['green']==0xff;
 
 
 if ($p1 && $p2 && $p3) {
-	echo "P/P: ok\n";
+    echo "P/P: ok\n";
 }
 
 
@@ -99,7 +99,7 @@ $p2 = imagecolorat($dst_tc, 0,0) == 0x0000ff;
 $p3 = imagecolorat($dst_tc, 4,4) == 0x00ff00;
 
 if ($p1 && $p2 && $p3) {
-	echo "P/TC: ok\n";
+    echo "P/TC: ok\n";
 }
 ?>
 --EXPECT--
diff --git a/ext/gd/tests/copypalette.phpt b/ext/gd/tests/copypalette.phpt
index 3e29b42a43..747011e69a 100644
--- a/ext/gd/tests/copypalette.phpt
+++ b/ext/gd/tests/copypalette.phpt
@@ -9,18 +9,18 @@ imagepalettecopy
 $failed = false;
 $im = imagecreate(1,1);
 for ($i=0; $i<256; $i++) {
-	imagecolorallocate($im, $i, $i, $i);
+    imagecolorallocate($im, $i, $i, $i);
 }
 
 $im2 = imagecreate(1,1);
 imagepalettecopy($im2, $im);
 
 for ($i=0; $i<256; $i++) {
-	$c = imagecolorsforindex($im2, $i);
-	if ($c['red']!=$i || $c['green']!=$i || $c['blue']!=$i) {
-		$failed = true;
-		break;
-	}
+    $c = imagecolorsforindex($im2, $i);
+    if ($c['red']!=$i || $c['green']!=$i || $c['blue']!=$i) {
+        $failed = true;
+        break;
+    }
 }
 echo "copy palette 255 colors: ";
 echo $failed ? 'failed' : 'ok';
@@ -33,7 +33,7 @@ imagecolorallocatealpha($im, 0,0,0,100);
 imagepalettecopy($im2, $im);
 $c = imagecolorsforindex($im2, 0);
 if ($c['red']!=0 || $c['green']!=0 || $c['blue']!=0 || $c['alpha']!=100) {
-	$failed = true;
+    $failed = true;
 }
 echo 'copy palette 1 color and alpha: ';
 echo $failed ? 'failed' : 'ok';
diff --git a/ext/gd/tests/copyresized.phpt b/ext/gd/tests/copyresized.phpt
index df4996332d..2af9cc9682 100644
--- a/ext/gd/tests/copyresized.phpt
+++ b/ext/gd/tests/copyresized.phpt
@@ -8,32 +8,32 @@ imagecopyresized
 <?php
 
 function get_hexcolor($im, $c) {
-	if (imageistruecolor($im)) {
-		return $c;
-	}
-	$colors = imagecolorsforindex($im, $c);
-	return ($colors['red'] << 16)  + ($colors['green'] << 8) + ($colors['blue']);
+    if (imageistruecolor($im)) {
+        return $c;
+    }
+    $colors = imagecolorsforindex($im, $c);
+    return ($colors['red'] << 16)  + ($colors['green'] << 8) + ($colors['blue']);
 }
 
 function check_doublesize($dst) {
-	$im = imagecreatetruecolor(38,38);
-	imagefill($im,0,0, 0xffffff);
-	imagefilledrectangle($im, 0,0,9,9, 0xff0000);
-	imagefilledrectangle($im, 0,28,9,37, 0xff0000);
-	imagefilledrectangle($im, 28,0,37,9, 0xff0000);
-	imagefilledrectangle($im, 28,28,37,37, 0xff0000);
-	imagefilledrectangle($im, 14,14,23,23, 0xff0000);
+    $im = imagecreatetruecolor(38,38);
+    imagefill($im,0,0, 0xffffff);
+    imagefilledrectangle($im, 0,0,9,9, 0xff0000);
+    imagefilledrectangle($im, 0,28,9,37, 0xff0000);
+    imagefilledrectangle($im, 28,0,37,9, 0xff0000);
+    imagefilledrectangle($im, 28,28,37,37, 0xff0000);
+    imagefilledrectangle($im, 14,14,23,23, 0xff0000);
 
-	for ($x = 0; $x < 38; $x++) {
-		for ($y = 0; $y < 38; $y++) {
-			$p1 = imagecolorat($im, $x, $y);
-			$p2 = imagecolorat($dst, $x, $y);
-			if (get_hexcolor($im, $p1) != get_hexcolor($dst, $p2)) {
-				return false;
-			}
-		}
-	}
-	return true;
+    for ($x = 0; $x < 38; $x++) {
+        for ($y = 0; $y < 38; $y++) {
+            $p1 = imagecolorat($im, $x, $y);
+            $p2 = imagecolorat($dst, $x, $y);
+            if (get_hexcolor($im, $p1) != get_hexcolor($dst, $p2)) {
+                return false;
+            }
+        }
+    }
+    return true;
 }
 
 $src_tc = imagecreatetruecolor(19,19);
diff --git a/ext/gd/tests/createfromstring.phpt b/ext/gd/tests/createfromstring.phpt
index 6a4b1a7e11..5d14708a2e 100644
--- a/ext/gd/tests/createfromstring.phpt
+++ b/ext/gd/tests/createfromstring.phpt
@@ -18,9 +18,9 @@ $im_string = file_get_contents(__DIR__ . '/tc.png');
 $im = imagecreatefromstring($im_string);
 echo 'createfromstring truecolor png: ';
 if (imagecolorat($im, 3,3) != 0x0) {
-	echo 'failed';
+    echo 'failed';
 } else {
-	echo 'ok';
+    echo 'ok';
 }
 echo "\n";
 unlink($dir . '/tc.png');
@@ -42,9 +42,9 @@ echo'createfromstring palette png: ';
 $c = imagecolorsforindex($im, imagecolorat($im, 3,3));
 $failed = false;
 if ($c['red'] != 255 || $c['green'] != 0 || $c['blue'] != 0) {
-	echo 'failed';
+    echo 'failed';
 } else {
-	echo 'ok';
+    echo 'ok';
 }
 echo "\n";
 unlink($dir . '/p.png');
diff --git a/ext/gd/tests/createfromwbmp2.phpt b/ext/gd/tests/createfromwbmp2.phpt
index 819795181a..f75d02613d 100644
--- a/ext/gd/tests/createfromwbmp2.phpt
+++ b/ext/gd/tests/createfromwbmp2.phpt
@@ -10,7 +10,7 @@ imagecreatefromwbmp with invalid wbmp
 $filename = __DIR__ . '/_tmp.wbmp';
 $fp = fopen($filename,"wb");
 if (!$fp) {
-	exit("Failed to create <$filename>");
+    exit("Failed to create <$filename>");
 }
 
 //write header
@@ -34,7 +34,7 @@ fputs($fp, chr($c), 1);
 
 /*write some data to cause overflow*/
 for ($i=0; $i<10000; $i++) {
-	fwrite($fp, chr($c), 1);
+    fwrite($fp, chr($c), 1);
 }
 
 fclose($fp);
diff --git a/ext/gd/tests/createfromwbmp2_extern.phpt b/ext/gd/tests/createfromwbmp2_extern.phpt
index 0aff8d8b93..ad7a130c18 100644
--- a/ext/gd/tests/createfromwbmp2_extern.phpt
+++ b/ext/gd/tests/createfromwbmp2_extern.phpt
@@ -10,7 +10,7 @@ imagecreatefromwbmp with invalid wbmp
 $filename = __DIR__ . '/_tmp.wbmp';
 $fp = fopen($filename,"wb");
 if (!$fp) {
-	exit("Failed to create <$filename>");
+    exit("Failed to create <$filename>");
 }
 
 //write header
@@ -34,7 +34,7 @@ fputs($fp, chr($c), 1);
 
 /*write some data to cause overflow*/
 for ($i=0; $i<10000; $i++) {
-	fwrite($fp, chr($c), 1);
+    fwrite($fp, chr($c), 1);
 }
 
 fclose($fp);
diff --git a/ext/gd/tests/dashedlines.phpt b/ext/gd/tests/dashedlines.phpt
index b6d4892c88..bcf17174cc 100644
--- a/ext/gd/tests/dashedlines.phpt
+++ b/ext/gd/tests/dashedlines.phpt
@@ -26,7 +26,7 @@ $p5 = imagecolorat($im, 5,5) == $b;
 
 
 if ($p1 && $p2 && $p3 && $p4 && $p5) {
-	echo "Horizontal: ok\n";
+    echo "Horizontal: ok\n";
 }
 imagedestroy($im);
 
@@ -46,7 +46,7 @@ $p5 = imagecolorat($im, 2,4) == $r;
 $p6 = imagecolorat($im, 2,5) == $b;
 
 if ($p1 && $p2 && $p3 && $p4 && $p5 && $p6) {
-	echo "Vertical: ok\n";
+    echo "Vertical: ok\n";
 }
 imagedestroy($im);
 
@@ -66,7 +66,7 @@ $p5 = imagecolorat($im, 4,4) == $r;
 $p6 = imagecolorat($im, 5,5) == $b;
 
 if ($p1 && $p2 && $p3 && $p4 && $p5 && $p6) {
-	echo "Diagonal: ok\n";
+    echo "Diagonal: ok\n";
 }
 imagedestroy($im);
 
diff --git a/ext/gd/tests/func.inc b/ext/gd/tests/func.inc
index faa0b06816..5273f99830 100644
--- a/ext/gd/tests/func.inc
+++ b/ext/gd/tests/func.inc
@@ -2,61 +2,61 @@
 
 function get_gd_version()
 {
-	return GD_VERSION;
+    return GD_VERSION;
 }
 
 function get_php_info()
 {
-	ob_start();
-	phpinfo();
-	$info = ob_get_contents();
-	ob_end_clean();
+    ob_start();
+    phpinfo();
+    $info = ob_get_contents();
+    ob_end_clean();
 
-	return $info;
+    return $info;
 }
 
 function get_freetype_version()
 {
-	$version = 0;
+    $version = 0;
 
-	if (preg_match(',FreeType Version => (\d+\.\d+\.\d+),s', get_php_info(), $match)) {
-		$version = $match[1];
-	}
+    if (preg_match(',FreeType Version => (\d+\.\d+\.\d+),s', get_php_info(), $match)) {
+        $version = $match[1];
+    }
 
-	return $version;
+    return $version;
 }
 
 function get_libjpeg_version()
 {
-	$version = 0;
+    $version = 0;
 
-	if (preg_match(',libJPEG Version => ([a-z0-9]+),s', get_php_info(), $match)) {
-		$version = $match[1];
-	}
+    if (preg_match(',libJPEG Version => ([a-z0-9]+),s', get_php_info(), $match)) {
+        $version = $match[1];
+    }
 
-	return $version;
+    return $version;
 }
 
 function get_libpng_version()
 {
-	$version = 0;
+    $version = 0;
 
-	if (preg_match(',libPNG Version => (\d+\.\d+\.\d+),s', get_php_info(), $match)) {
-		$version = $match[1];
-	}
+    if (preg_match(',libPNG Version => (\d+\.\d+\.\d+),s', get_php_info(), $match)) {
+        $version = $match[1];
+    }
 
-	return $version;
+    return $version;
 }
 
 function get_libxpm_version()
 {
-	$version = 0;
+    $version = 0;
 
-	if (preg_match(',libXpm Version => (\d+),s', get_php_info(), $match)) {
-		$version = $match[1];
-	}
+    if (preg_match(',libXpm Version => (\d+),s', get_php_info(), $match)) {
+        $version = $match[1];
+    }
 
-	return $version;
+    return $version;
 }
 
 /**
@@ -77,39 +77,39 @@ function get_libxpm_version()
  */
 function test_image_equals_file($filename, $actual)
 {
-	if (!file_exists($filename)) {
-		echo "The expected image does not exist.\n";
-		save_actual_image($actual);
-		return;
-	}
-	$actual = test_to_truecolor($actual);
-	$expected = imagecreatefrompng($filename);
-	$expected = test_to_truecolor($expected);
-	$exp_x = imagesx($expected);
-	$exp_y = imagesy($expected);
-	$act_x = imagesx($actual);
-	$act_y = imagesy($actual);
-	if ($exp_x != $act_x || $exp_y != $act_y) {
-		echo "The image size differs: expected {$exp_x}x{$exp_y}, got {$act_x}x{$act_y}.\n";
-		save_actual_image($actual);
-		return;
-	}
-	$pixels_changed = 0;
-	for ($y = 0; $y < $exp_y; $y++) {
-		for ($x = 0; $x < $exp_x; $x ++) {
-			$exp_c = imagecolorat($expected, $x, $y);
-			$act_c = imagecolorat($actual, $x, $y);
-			if ($exp_c != $act_c) {
-				$pixels_changed++;
-			}
-		}
-	}
-	if (!$pixels_changed) {
-		echo "The images are equal.\n";
-	} else {
-		echo "The images differ in {$pixels_changed} pixels.\n";
-		save_actual_image($actual);
-	}
+    if (!file_exists($filename)) {
+        echo "The expected image does not exist.\n";
+        save_actual_image($actual);
+        return;
+    }
+    $actual = test_to_truecolor($actual);
+    $expected = imagecreatefrompng($filename);
+    $expected = test_to_truecolor($expected);
+    $exp_x = imagesx($expected);
+    $exp_y = imagesy($expected);
+    $act_x = imagesx($actual);
+    $act_y = imagesy($actual);
+    if ($exp_x != $act_x || $exp_y != $act_y) {
+        echo "The image size differs: expected {$exp_x}x{$exp_y}, got {$act_x}x{$act_y}.\n";
+        save_actual_image($actual);
+        return;
+    }
+    $pixels_changed = 0;
+    for ($y = 0; $y < $exp_y; $y++) {
+        for ($x = 0; $x < $exp_x; $x ++) {
+            $exp_c = imagecolorat($expected, $x, $y);
+            $act_c = imagecolorat($actual, $x, $y);
+            if ($exp_c != $act_c) {
+                $pixels_changed++;
+            }
+        }
+    }
+    if (!$pixels_changed) {
+        echo "The images are equal.\n";
+    } else {
+        echo "The images differ in {$pixels_changed} pixels.\n";
+        save_actual_image($actual);
+    }
 }
 
 /**
@@ -120,15 +120,15 @@ function test_image_equals_file($filename, $actual)
  */
 function test_to_truecolor($image)
 {
-	if (imageistruecolor($image)) {
-		return $image;
-	} else {
-		$width = imagesx($image);
-		$height = imagesy($image);
-		$result = imagecreatetruecolor($width, $height);
-		imagecopy($result, $image, 0,0, 0,0, $width, $height);
-		return $result;
-	}
+    if (imageistruecolor($image)) {
+        return $image;
+    } else {
+        $width = imagesx($image);
+        $height = imagesy($image);
+        $result = imagecreatetruecolor($width, $height);
+        imagecopy($result, $image, 0,0, 0,0, $width, $height);
+        return $result;
+    }
 }
 
 /**
@@ -142,9 +142,9 @@ function test_to_truecolor($image)
  */
 function save_actual_image($image)
 {
-	$pathinfo = pathinfo($_SERVER['SCRIPT_FILENAME']);
-	$filename = "{$pathinfo['dirname']}/{$pathinfo['filename']}.out.png";
-	imagepng($image, $filename);
+    $pathinfo = pathinfo($_SERVER['SCRIPT_FILENAME']);
+    $filename = "{$pathinfo['dirname']}/{$pathinfo['filename']}.out.png";
+    imagepng($image, $filename);
 }
 
 /**
diff --git a/ext/gd/tests/gd_info_basic.phpt b/ext/gd/tests/gd_info_basic.phpt
index b027462a41..99102168f1 100644
--- a/ext/gd/tests/gd_info_basic.phpt
+++ b/ext/gd/tests/gd_info_basic.phpt
@@ -14,11 +14,11 @@ gd_info()
  * Source code: ext/standard/image.c
  * Alias to functions:
  */
-	echo "basic test of gd_info() function\n";
+    echo "basic test of gd_info() function\n";
 
-	var_dump(gd_info());
+    var_dump(gd_info());
 
-	echo "\nDone\n";
+    echo "\nDone\n";
 ?>
 --EXPECTF--
 basic test of gd_info() function
diff --git a/ext/gd/tests/gdimage_prevent_serialization.phpt b/ext/gd/tests/gdimage_prevent_serialization.phpt
index ef08444d37..e1e33127d1 100644
--- a/ext/gd/tests/gdimage_prevent_serialization.phpt
+++ b/ext/gd/tests/gdimage_prevent_serialization.phpt
@@ -11,7 +11,7 @@ if(!extension_loaded('gd')) {
 
     $img_src = imagecreatetruecolor(32, 32);
     var_dump(serialize($img_src));
-    
+
 ?>
 --EXPECTF--
 Fatal error: Uncaught Exception: Serialization of 'GdImage' is not allowed in %s:%d
diff --git a/ext/gd/tests/gif.phpt b/ext/gd/tests/gif.phpt
index 39ade092c2..8315fb0dbc 100644
--- a/ext/gd/tests/gif.phpt
+++ b/ext/gd/tests/gif.phpt
@@ -13,34 +13,34 @@ gif in/out
 <?php
 
 function check_box($r,$g,$b, $error=0) {
-	$cwd = __DIR__;
-	$im2 = imagecreatefromgif($cwd . '/test_gif.gif');
-
-	$c = imagecolorsforindex($im2, imagecolorat($im2, 8,8));
-
-	if ($error>0) {
-		$r_min = $r - $error; $r_max = $r + $error;
-		$g_min = $g - $error; $g_max = $g + $error;
-		$b_min = $b - $error; $b_max = $b + $error;
-
-		if (
-			($c['red'] >= $r_min || $c['red'] <= $r_max)
-			&&
-			($c['green'] >= $g_min || $c['green'] <= $g_max)
-			&&
-			($c['blue'] >= $b_min || $c['blue'] <= $b_max)
-			) {
-			return true;
-		} else {
-			return false;
-		}
-	} else {
-		if ($c['red']==$r && $c['green']==$g && $c['blue']==$b) {
-			return true;
-		} else {
-			return false;
-		}
-	}
+    $cwd = __DIR__;
+    $im2 = imagecreatefromgif($cwd . '/test_gif.gif');
+
+    $c = imagecolorsforindex($im2, imagecolorat($im2, 8,8));
+
+    if ($error>0) {
+        $r_min = $r - $error; $r_max = $r + $error;
+        $g_min = $g - $error; $g_max = $g + $error;
+        $b_min = $b - $error; $b_max = $b + $error;
+
+        if (
+            ($c['red'] >= $r_min || $c['red'] <= $r_max)
+            &&
+            ($c['green'] >= $g_min || $c['green'] <= $g_max)
+            &&
+            ($c['blue'] >= $b_min || $c['blue'] <= $b_max)
+            ) {
+            return true;
+        } else {
+            return false;
+        }
+    } else {
+        if ($c['red']==$r && $c['green']==$g && $c['blue']==$b) {
+            return true;
+        } else {
+            return false;
+        }
+    }
 }
 $cwd = __DIR__;
 
@@ -49,76 +49,76 @@ $c = imagecolorallocate($im, 255,255,255);
 imagefilledrectangle($im, 5,5, 10,10, $c);
 imagegif($im, $cwd . '/test_gif.gif');
 if (check_box(255,255,255)) {
-	echo "<4 cols: ok\n";
+    echo "<4 cols: ok\n";
 }
 
 $im = imagecreate(10,10);
 for ($i=0; $i<7; $i++) {
-	$c = imagecolorallocate($im, $i,$i,$i);
+    $c = imagecolorallocate($im, $i,$i,$i);
 }
 imagefilledrectangle($im, 5,5, 10,10, $c);
 imagegif($im, $cwd . '/test_gif.gif');
 $i--;
 if (check_box($i,$i,$i)) {
-		echo "<8 cols: ok\n";
+        echo "<8 cols: ok\n";
 }
 
 
 $im = imagecreate(10,10);
 for ($i=0; $i<15; $i++) {
-	$c = imagecolorallocate($im, $i,$i,$i);
+    $c = imagecolorallocate($im, $i,$i,$i);
 }
 imagefilledrectangle($im, 5,5, 10,10, $c);
 imagegif($im, $cwd . '/test_gif.gif');
 $i--;
 if (check_box($i,$i,$i)) {
-		echo "<16 cols: ok\n";
+        echo "<16 cols: ok\n";
 }
 
 
 $im = imagecreate(10,10);
 for ($i=0; $i<31; $i++) {
-	$c = imagecolorallocate($im, $i,$i,$i);
+    $c = imagecolorallocate($im, $i,$i,$i);
 }
 imagefilledrectangle($im, 5,5, 10,10, $c);
 imagegif($im, $cwd . '/test_gif.gif');
 $i--;
 if (check_box($i,$i,$i)) {
-		echo "<32 cols: ok\n";
+        echo "<32 cols: ok\n";
 }
 
 
 $im = imagecreate(10,10);
 for ($i=0; $i<63; $i++) {
-	$c = imagecolorallocate($im, $i,$i,$i);
+    $c = imagecolorallocate($im, $i,$i,$i);
 }
 imagefilledrectangle($im, 5,5, 10,10, $c);
 imagegif($im, $cwd . '/test_gif.gif');
 $i--;
 if (check_box($i,$i,$i)) {
-		echo "<64 cols: ok\n";
+        echo "<64 cols: ok\n";
 }
 
 $im = imagecreate(10,10);
 for ($i=0; $i<127; $i++) {
-	$c = imagecolorallocate($im, $i,$i,$i);
+    $c = imagecolorallocate($im, $i,$i,$i);
 }
 imagefilledrectangle($im, 5,5, 10,10, $c);
 imagegif($im, $cwd . '/test_gif.gif');
 $i--;
 if (check_box($i,$i,$i)) {
-		echo "<128 cols: ok\n";
+        echo "<128 cols: ok\n";
 }
 
 $im = imagecreate(10,10);
 for ($i=0; $i<255; $i++) {
-	$c = imagecolorallocate($im, $i,$i,$i);
+    $c = imagecolorallocate($im, $i,$i,$i);
 }
 imagefilledrectangle($im, 5,5, 10,10, $c);
 imagegif($im, $cwd . '/test_gif.gif');
 $i--;
 if (check_box($i,$i,$i)) {
-		echo "<256 cols: ok\n";
+        echo "<256 cols: ok\n";
 }
 
 
@@ -128,7 +128,7 @@ imagegif($im, $cwd . '/test_gif.gif');
 imagegif($im, $cwd . '/test_gif_2.gif');
 
 if (check_box(255,255,255, 10)) {
-	echo ">256 cols: ok\n";
+    echo ">256 cols: ok\n";
 }
 
 @unlink($cwd . "/test_gif.gif");
diff --git a/ext/gd/tests/gif2gd.phpt b/ext/gd/tests/gif2gd.phpt
index 3fe9397fb6..a741cadb26 100644
--- a/ext/gd/tests/gif2gd.phpt
+++ b/ext/gd/tests/gif2gd.phpt
@@ -12,18 +12,18 @@ gif --> gd1/gd2 conversion test
 ?>
 --FILE--
 <?php
-	$cwd = __DIR__;
+    $cwd = __DIR__;
 
-	echo "GIF to GD1 conversion: ";
-	echo imagegd(imagecreatefromgif($cwd . "/conv_test.gif"), $cwd . "/test_gif.gd1") ? 'ok' : 'failed';
-	echo "\n";
+    echo "GIF to GD1 conversion: ";
+    echo imagegd(imagecreatefromgif($cwd . "/conv_test.gif"), $cwd . "/test_gif.gd1") ? 'ok' : 'failed';
+    echo "\n";
 
-	echo "GIF to GD2 conversion: ";
-	echo imagegd2(imagecreatefromgif($cwd . "/conv_test.gif"), $cwd . "/test_gif.gd2") ? 'ok' : 'failed';
-	echo "\n";
+    echo "GIF to GD2 conversion: ";
+    echo imagegd2(imagecreatefromgif($cwd . "/conv_test.gif"), $cwd . "/test_gif.gd2") ? 'ok' : 'failed';
+    echo "\n";
 
-	@unlink($cwd . "/test_gif.gd1");
-	@unlink($cwd . "/test_gif.gd2");
+    @unlink($cwd . "/test_gif.gd1");
+    @unlink($cwd . "/test_gif.gd2");
 ?>
 --EXPECT--
 GIF to GD1 conversion: ok
diff --git a/ext/gd/tests/gif2jpg.phpt b/ext/gd/tests/gif2jpg.phpt
index 38d8963271..b0ce474886 100644
--- a/ext/gd/tests/gif2jpg.phpt
+++ b/ext/gd/tests/gif2jpg.phpt
@@ -15,13 +15,13 @@ gif --> jpeg conversion test
 ?>
 --FILE--
 <?php
-	$cwd = __DIR__;
+    $cwd = __DIR__;
 
-	echo "GIF to JPEG conversion: ";
-	echo imagejpeg(imagecreatefromgif($cwd . "/conv_test.gif"), $cwd . "/test_gif.jpeg") ? 'ok' : 'failed';
-	echo "\n";
+    echo "GIF to JPEG conversion: ";
+    echo imagejpeg(imagecreatefromgif($cwd . "/conv_test.gif"), $cwd . "/test_gif.jpeg") ? 'ok' : 'failed';
+    echo "\n";
 
-	@unlink($cwd . "/test_gif.jpeg");
+    @unlink($cwd . "/test_gif.jpeg");
 ?>
 --EXPECT--
 GIF to JPEG conversion: ok
diff --git a/ext/gd/tests/gif2png.phpt b/ext/gd/tests/gif2png.phpt
index 27aac9cdd8..295a80944c 100644
--- a/ext/gd/tests/gif2png.phpt
+++ b/ext/gd/tests/gif2png.phpt
@@ -15,13 +15,13 @@ gif --> png conversion test
 ?>
 --FILE--
 <?php
-	$cwd = __DIR__;
+    $cwd = __DIR__;
 
-	echo "GIF to PNG conversion: ";
-	echo imagepng(imagecreatefromgif($cwd . "/conv_test.gif"), $cwd . "/test_gif.png") ? 'ok' : 'failed';
-	echo "\n";
+    echo "GIF to PNG conversion: ";
+    echo imagepng(imagecreatefromgif($cwd . "/conv_test.gif"), $cwd . "/test_gif.png") ? 'ok' : 'failed';
+    echo "\n";
 
-	@unlink($cwd . "/test_gif.png");
+    @unlink($cwd . "/test_gif.png");
 ?>
 --EXPECT--
 GIF to PNG conversion: ok
diff --git a/ext/gd/tests/imagefilter.phpt b/ext/gd/tests/imagefilter.phpt
index a46cc1476e..f040c5cac4 100644
--- a/ext/gd/tests/imagefilter.phpt
+++ b/ext/gd/tests/imagefilter.phpt
@@ -10,88 +10,88 @@ imagefilter() function test
 --FILE--
 <?php
 $no_arg_filters = array(
-	"IMG_FILTER_NEGATE",
-	"IMG_FILTER_GRAYSCALE",
-	"IMG_FILTER_EDGEDETECT",
-	"IMG_FILTER_GAUSSIAN_BLUR",
-	"IMG_FILTER_SELECTIVE_BLUR",
-	"IMG_FILTER_EMBOSS",
-	"IMG_FILTER_MEAN_REMOVAL"
+    "IMG_FILTER_NEGATE",
+    "IMG_FILTER_GRAYSCALE",
+    "IMG_FILTER_EDGEDETECT",
+    "IMG_FILTER_GAUSSIAN_BLUR",
+    "IMG_FILTER_SELECTIVE_BLUR",
+    "IMG_FILTER_EMBOSS",
+    "IMG_FILTER_MEAN_REMOVAL"
 );
 
 $SAVE_DIR = __DIR__;
 $SOURCE_IMG = $SAVE_DIR . "/test.png";
 
-	foreach ($no_arg_filters as $filt) {
-		$im = imagecreatefrompng($SOURCE_IMG);
-		if (imagefilter($im, constant($filt))) {
-			imagepng($im, $SAVE_DIR."/".$filt. ".png");
-			echo "$filt success\n";
-			@unlink($SAVE_DIR."/".$filt. ".png");
-		} else {
-			echo "$filt failed\n";
-		}
-	}
+    foreach ($no_arg_filters as $filt) {
+        $im = imagecreatefrompng($SOURCE_IMG);
+        if (imagefilter($im, constant($filt))) {
+            imagepng($im, $SAVE_DIR."/".$filt. ".png");
+            echo "$filt success\n";
+            @unlink($SAVE_DIR."/".$filt. ".png");
+        } else {
+            echo "$filt failed\n";
+        }
+    }
 
-	$im = imagecreatefrompng($SOURCE_IMG);
+    $im = imagecreatefrompng($SOURCE_IMG);
 
-	if (imagefilter($im, IMG_FILTER_SMOOTH, -1924.124)) {
-		imagepng($im, $SAVE_DIR . "/IMG_FILTER_SMOOTH.png");
-		echo "IMG_FILTER_SMOOTH success\n";
-		@unlink($SAVE_DIR . "/IMG_FILTER_SMOOTH.png");
-	} else {
-		echo "IMG_FILTER_SMOOTH failed\n";
-	}
+    if (imagefilter($im, IMG_FILTER_SMOOTH, -1924.124)) {
+        imagepng($im, $SAVE_DIR . "/IMG_FILTER_SMOOTH.png");
+        echo "IMG_FILTER_SMOOTH success\n";
+        @unlink($SAVE_DIR . "/IMG_FILTER_SMOOTH.png");
+    } else {
+        echo "IMG_FILTER_SMOOTH failed\n";
+    }
 
-	$im = imagecreatefrompng($SOURCE_IMG);
+    $im = imagecreatefrompng($SOURCE_IMG);
 
-	if (imagefilter($im, IMG_FILTER_COLORIZE, -127.12, -127.98, 127)) {
-		imagepng($im, $SAVE_DIR . "/IMG_FILTER_COLORIZE.png");
-		echo "IMG_FILTER_COLORIZE success\n";
-		unlink($SAVE_DIR . "/IMG_FILTER_COLORIZE.png");
-	} else {
-		echo "IMG_FILTER_COLORIZE failed\n";
-	}
+    if (imagefilter($im, IMG_FILTER_COLORIZE, -127.12, -127.98, 127)) {
+        imagepng($im, $SAVE_DIR . "/IMG_FILTER_COLORIZE.png");
+        echo "IMG_FILTER_COLORIZE success\n";
+        unlink($SAVE_DIR . "/IMG_FILTER_COLORIZE.png");
+    } else {
+        echo "IMG_FILTER_COLORIZE failed\n";
+    }
 
-	$im = imagecreatefrompng($SOURCE_IMG);
+    $im = imagecreatefrompng($SOURCE_IMG);
 
-	if (imagefilter($im, IMG_FILTER_CONTRAST, -90)) {
-		imagepng($im, $SAVE_DIR . "/IMG_FILTER_CONTRAST.png");
-		echo "IMG_FILTER_CONTRAST success\n";
-		unlink($SAVE_DIR . "/IMG_FILTER_CONTRAST.png");
-	} else {
-		echo "IMG_FILTER_CONTRAST failed\n";
-	}
+    if (imagefilter($im, IMG_FILTER_CONTRAST, -90)) {
+        imagepng($im, $SAVE_DIR . "/IMG_FILTER_CONTRAST.png");
+        echo "IMG_FILTER_CONTRAST success\n";
+        unlink($SAVE_DIR . "/IMG_FILTER_CONTRAST.png");
+    } else {
+        echo "IMG_FILTER_CONTRAST failed\n";
+    }
 
-	$im = imagecreatefrompng($SOURCE_IMG);
+    $im = imagecreatefrompng($SOURCE_IMG);
 
-	if (imagefilter($im, IMG_FILTER_BRIGHTNESS, 98)) {
-		imagepng($im, $SAVE_DIR . "/IMG_FILTER_BRIGHTNESS.png");
-		echo "IMG_FILTER_BRIGHTNESS success\n";
-		unlink($SAVE_DIR . "/IMG_FILTER_BRIGHTNESS.png");
-	} else {
-		echo "IMG_FILTER_BRIGHTNESS failed\n";
-	}
+    if (imagefilter($im, IMG_FILTER_BRIGHTNESS, 98)) {
+        imagepng($im, $SAVE_DIR . "/IMG_FILTER_BRIGHTNESS.png");
+        echo "IMG_FILTER_BRIGHTNESS success\n";
+        unlink($SAVE_DIR . "/IMG_FILTER_BRIGHTNESS.png");
+    } else {
+        echo "IMG_FILTER_BRIGHTNESS failed\n";
+    }
 
-	$im = imagecreatefrompng($SOURCE_IMG);
+    $im = imagecreatefrompng($SOURCE_IMG);
 
-	if (imagefilter($im, IMG_FILTER_PIXELATE, 5, true)) {
-		imagepng($im, $SAVE_DIR . "/IMG_FILTER_PIXELATE.png");
-		echo "IMG_FILTER_PIXELATE success\n";
-		unlink($SAVE_DIR . "/IMG_FILTER_PIXELATE.png");
-	} else {
-		echo "IMG_FILTER_PIXELATE failed\n";
-	}
+    if (imagefilter($im, IMG_FILTER_PIXELATE, 5, true)) {
+        imagepng($im, $SAVE_DIR . "/IMG_FILTER_PIXELATE.png");
+        echo "IMG_FILTER_PIXELATE success\n";
+        unlink($SAVE_DIR . "/IMG_FILTER_PIXELATE.png");
+    } else {
+        echo "IMG_FILTER_PIXELATE failed\n";
+    }
 
-	$im = imagecreatefrompng($SOURCE_IMG);
+    $im = imagecreatefrompng($SOURCE_IMG);
 
-	if (imagefilter($im, IMG_FILTER_SCATTER, 3, 5)) {
-		imagepng($im, $SAVE_DIR . "/IMG_FILTER_SCATTER.png");
-		echo "IMG_FILTER_SCATTER success\n";
-		unlink($SAVE_DIR . "/IMG_FILTER_SCATTER.png");
-	} else {
-		echo "IMG_FILTER_SCATTER failed\n";
-	}
+    if (imagefilter($im, IMG_FILTER_SCATTER, 3, 5)) {
+        imagepng($im, $SAVE_DIR . "/IMG_FILTER_SCATTER.png");
+        echo "IMG_FILTER_SCATTER success\n";
+        unlink($SAVE_DIR . "/IMG_FILTER_SCATTER.png");
+    } else {
+        echo "IMG_FILTER_SCATTER failed\n";
+    }
 ?>
 --EXPECT--
 IMG_FILTER_NEGATE success
diff --git a/ext/gd/tests/imagefttext.phpt b/ext/gd/tests/imagefttext.phpt
index 85bca4d545..d140af858e 100644
--- a/ext/gd/tests/imagefttext.phpt
+++ b/ext/gd/tests/imagefttext.phpt
@@ -11,41 +11,41 @@ imagefttext() function test
 ?>
 --FILE--
 <?php
-	$cwd = __DIR__;
-	$fontfile_8859 = "$cwd/test8859.ttf";
+    $cwd = __DIR__;
+    $fontfile_8859 = "$cwd/test8859.ttf";
 
-	function testrun($im, $fontfile) {
-		$sx = imagesx($im);
-		$sy = imagesy($im);
+    function testrun($im, $fontfile) {
+        $sx = imagesx($im);
+        $sy = imagesy($im);
 
-		$colour_w = imagecolorallocate($im, 255, 255, 255);
-		$colour_b = imagecolorallocate($im, 0, 0, 0);
+        $colour_w = imagecolorallocate($im, 255, 255, 255);
+        $colour_b = imagecolorallocate($im, 0, 0, 0);
 
-		imagefilledrectangle($im, 0, 0, $sx - 1, $sy - 1, $colour_b);
-		imagefttext($im, $sy * 0.75, 0, 0, $sy - 1, $colour_w, $fontfile, "A", array());
+        imagefilledrectangle($im, 0, 0, $sx - 1, $sy - 1, $colour_b);
+        imagefttext($im, $sy * 0.75, 0, 0, $sy - 1, $colour_w, $fontfile, "A", array());
 
-		$cnt = 0;
-		for ($y = 0; $y < $sy; ++$y) {
-			for ($x = 0; $x < $sx; ++$x) {
-				if (imagecolorat($im, $x, $y) == $colour_b) {
-					++$cnt;
-				}
-			}
-		}
+        $cnt = 0;
+        for ($y = 0; $y < $sy; ++$y) {
+            for ($x = 0; $x < $sx; ++$x) {
+                if (imagecolorat($im, $x, $y) == $colour_b) {
+                    ++$cnt;
+                }
+            }
+        }
 
-		// imagecolordeallocate($im, $colour_w);
-		// imagecolordeallocate($im, $colour_b);
+        // imagecolordeallocate($im, $colour_w);
+        // imagecolordeallocate($im, $colour_b);
 
-		return ($cnt < ($sx * $sy));
-	}
+        return ($cnt < ($sx * $sy));
+    }
 
-	$im = imagecreate(256, 256);
-	var_dump(testrun($im, $fontfile_8859));
-	imagedestroy($im);
+    $im = imagecreate(256, 256);
+    var_dump(testrun($im, $fontfile_8859));
+    imagedestroy($im);
 
-	$im = imagecreatetruecolor(256, 256);
-	var_dump(testrun($im, $fontfile_8859));
-	imagedestroy($im);
+    $im = imagecreatetruecolor(256, 256);
+    var_dump(testrun($im, $fontfile_8859));
+    imagedestroy($im);
 ?>
 --EXPECT--
 bool(true)
diff --git a/ext/gd/tests/imageinterpolation_basic.phpt b/ext/gd/tests/imageinterpolation_basic.phpt
index 80e88647d8..4f01f9b0f2 100644
--- a/ext/gd/tests/imageinterpolation_basic.phpt
+++ b/ext/gd/tests/imageinterpolation_basic.phpt
@@ -7,32 +7,32 @@ if (!extension_loaded('gd')) die('skip gd extension not available');
 --FILE--
 <?php
 $methods = array(
-	IMG_BELL,
-	IMG_BESSEL,
-	IMG_BILINEAR_FIXED,
-	IMG_BICUBIC,
-	IMG_BICUBIC_FIXED,
-	IMG_BLACKMAN,
-	IMG_BOX,
-	IMG_BSPLINE,
-	IMG_CATMULLROM,
-	IMG_GAUSSIAN,
-	IMG_GENERALIZED_CUBIC,
-	IMG_HERMITE,
-	IMG_HAMMING,
-	IMG_HANNING,
-	IMG_MITCHELL,
-	IMG_NEAREST_NEIGHBOUR,
-	IMG_POWER,
-	IMG_QUADRATIC,
-	IMG_SINC,
-	IMG_TRIANGLE,
-	IMG_WEIGHTED4,
+    IMG_BELL,
+    IMG_BESSEL,
+    IMG_BILINEAR_FIXED,
+    IMG_BICUBIC,
+    IMG_BICUBIC_FIXED,
+    IMG_BLACKMAN,
+    IMG_BOX,
+    IMG_BSPLINE,
+    IMG_CATMULLROM,
+    IMG_GAUSSIAN,
+    IMG_GENERALIZED_CUBIC,
+    IMG_HERMITE,
+    IMG_HAMMING,
+    IMG_HANNING,
+    IMG_MITCHELL,
+    IMG_NEAREST_NEIGHBOUR,
+    IMG_POWER,
+    IMG_QUADRATIC,
+    IMG_SINC,
+    IMG_TRIANGLE,
+    IMG_WEIGHTED4,
 );
 $im = imagecreate(8, 8);
 foreach ($methods as $method) {
-	imagesetinterpolation($im, $method);
-	var_dump(imagegetinterpolation($im) === $method);
+    imagesetinterpolation($im, $method);
+    var_dump(imagegetinterpolation($im) === $method);
 }
 ?>
 --EXPECT--
diff --git a/ext/gd/tests/imagewbmp-mb.phpt b/ext/gd/tests/imagewbmp-mb.phpt
index fefbb066c7..664f42c4e3 100644
--- a/ext/gd/tests/imagewbmp-mb.phpt
+++ b/ext/gd/tests/imagewbmp-mb.phpt
@@ -18,9 +18,9 @@ echo 'test create wbmp: ';
 $c = imagecolorsforindex($im2, imagecolorat($im2, 3,3));
 $failed = false;
 foreach ($c as $v) {
-	if ($v != 0) {
-		$failed = true;
-	}
+    if ($v != 0) {
+        $failed = true;
+    }
 }
 echo !$failed ? 'ok' : 'failed';
 echo "\n";
diff --git a/ext/gd/tests/imagewbmp.phpt b/ext/gd/tests/imagewbmp.phpt
index 27491bb42e..ee5dd5c6e2 100644
--- a/ext/gd/tests/imagewbmp.phpt
+++ b/ext/gd/tests/imagewbmp.phpt
@@ -18,9 +18,9 @@ echo 'test create wbmp: ';
 $c = imagecolorsforindex($im2, imagecolorat($im2, 3,3));
 $failed = false;
 foreach ($c as $v) {
-	if ($v != 0) {
-		$failed = true;
-	}
+    if ($v != 0) {
+        $failed = true;
+    }
 }
 echo !$failed ? 'ok' : 'failed';
 echo "\n";
diff --git a/ext/gd/tests/jpeg2png.phpt b/ext/gd/tests/jpeg2png.phpt
index 8d14b33e3a..dfcd1ef1a2 100644
--- a/ext/gd/tests/jpeg2png.phpt
+++ b/ext/gd/tests/jpeg2png.phpt
@@ -15,28 +15,28 @@ jpeg <--> png conversion test
 ?>
 --FILE--
 <?php
-	$cwd = __DIR__;
+    $cwd = __DIR__;
 
-	echo "PNG to JPEG conversion: ";
-	echo imagejpeg(imagecreatefrompng($cwd . "/conv_test.png"), $cwd . "/test_jpeg.jpeg") ? 'ok' : 'failed';
-	echo "\n";
+    echo "PNG to JPEG conversion: ";
+    echo imagejpeg(imagecreatefrompng($cwd . "/conv_test.png"), $cwd . "/test_jpeg.jpeg") ? 'ok' : 'failed';
+    echo "\n";
 
-	echo "Generated JPEG to PNG conversion: ";
-	echo imagepng(imagecreatefromjpeg($cwd . "/test_jpeg.jpeg"), $cwd . "/test_jpng.png") ? 'ok' : 'failed';
-	echo "\n";
+    echo "Generated JPEG to PNG conversion: ";
+    echo imagepng(imagecreatefromjpeg($cwd . "/test_jpeg.jpeg"), $cwd . "/test_jpng.png") ? 'ok' : 'failed';
+    echo "\n";
 
-	echo "JPEG to PNG conversion: ";
-	echo imagepng(imagecreatefromjpeg($cwd . "/conv_test.jpg"), $cwd . "/test_png.png") ? 'ok' : 'failed';
-	echo "\n";
+    echo "JPEG to PNG conversion: ";
+    echo imagepng(imagecreatefromjpeg($cwd . "/conv_test.jpg"), $cwd . "/test_png.png") ? 'ok' : 'failed';
+    echo "\n";
 
-	echo "Generated PNG to JPEG conversion: ";
-	echo imagejpeg(imagecreatefrompng($cwd . "/test_png.png"), $cwd . "/test_pjpeg.jpeg") ? 'ok' : 'failed';
-	echo "\n";
+    echo "Generated PNG to JPEG conversion: ";
+    echo imagejpeg(imagecreatefrompng($cwd . "/test_png.png"), $cwd . "/test_pjpeg.jpeg") ? 'ok' : 'failed';
+    echo "\n";
 
-	@unlink($cwd . "/test_jpeg.jpeg");
-	@unlink($cwd . "/test_jpng.png");
-	@unlink($cwd . "/test_png.png");
-	@unlink($cwd . "/test_pjpeg.jpeg");
+    @unlink($cwd . "/test_jpeg.jpeg");
+    @unlink($cwd . "/test_jpng.png");
+    @unlink($cwd . "/test_png.png");
+    @unlink($cwd . "/test_pjpeg.jpeg");
 ?>
 --EXPECT--
 PNG to JPEG conversion: ok
diff --git a/ext/gd/tests/jpg2gd-mb.phpt b/ext/gd/tests/jpg2gd-mb.phpt
index b7c0b98ab4..8cf4ffd283 100644
--- a/ext/gd/tests/jpg2gd-mb.phpt
+++ b/ext/gd/tests/jpg2gd-mb.phpt
@@ -12,28 +12,28 @@ jpeg <--> gd1/gd2 conversion test
 ?>
 --FILE--
 <?php
-	$cwd = __DIR__;
+    $cwd = __DIR__;
 
-	echo "JPEG to GD1 conversion: ";
-	echo imagegd(imagecreatefromjpeg($cwd . "/conv_test私はガラスを食べられます.jpg"), $cwd . "/test私はガラスを食べられます.gd1") ? 'ok' : 'failed';
-	echo "\n";
+    echo "JPEG to GD1 conversion: ";
+    echo imagegd(imagecreatefromjpeg($cwd . "/conv_test私はガラスを食べられます.jpg"), $cwd . "/test私はガラスを食べられます.gd1") ? 'ok' : 'failed';
+    echo "\n";
 
-	echo "JPEG to GD2 conversion: ";
-	echo imagegd2(imagecreatefromjpeg($cwd . "/conv_test私はガラスを食べられます.jpg"), $cwd . "/test私はガラスを食べられます.gd2") ? 'ok' : 'failed';
-	echo "\n";
+    echo "JPEG to GD2 conversion: ";
+    echo imagegd2(imagecreatefromjpeg($cwd . "/conv_test私はガラスを食べられます.jpg"), $cwd . "/test私はガラスを食べられます.gd2") ? 'ok' : 'failed';
+    echo "\n";
 
-	echo "GD1 to JPEG conversion: ";
-	echo imagejpeg(imagecreatefromgd($cwd . "/test私はガラスを食べられます.gd1"), $cwd . "/test_gd1.jpeg") ? 'ok' : 'failed';
-	echo "\n";
+    echo "GD1 to JPEG conversion: ";
+    echo imagejpeg(imagecreatefromgd($cwd . "/test私はガラスを食べられます.gd1"), $cwd . "/test_gd1.jpeg") ? 'ok' : 'failed';
+    echo "\n";
 
-	echo "GD2 to JPEG conversion: ";
-	echo imagejpeg(imagecreatefromgd2($cwd . "/test私はガラスを食べられます.gd2"), $cwd . "/test_gd2.jpeg") ? 'ok' : 'failed';
-	echo "\n";
+    echo "GD2 to JPEG conversion: ";
+    echo imagejpeg(imagecreatefromgd2($cwd . "/test私はガラスを食べられます.gd2"), $cwd . "/test_gd2.jpeg") ? 'ok' : 'failed';
+    echo "\n";
 
-	@unlink($cwd . "/test私はガラスを食べられます.gd1");
-	@unlink($cwd . "/test私はガラスを食べられます.gd2");
-	@unlink($cwd . "/test_gd1.jpeg");
-	@unlink($cwd . "/test_gd2.jpeg");
+    @unlink($cwd . "/test私はガラスを食べられます.gd1");
+    @unlink($cwd . "/test私はガラスを食べられます.gd2");
+    @unlink($cwd . "/test_gd1.jpeg");
+    @unlink($cwd . "/test_gd2.jpeg");
 ?>
 --EXPECT--
 JPEG to GD1 conversion: ok
diff --git a/ext/gd/tests/jpg2gd.phpt b/ext/gd/tests/jpg2gd.phpt
index 6ec714ef27..da671e01ac 100644
--- a/ext/gd/tests/jpg2gd.phpt
+++ b/ext/gd/tests/jpg2gd.phpt
@@ -12,28 +12,28 @@ jpeg <--> gd1/gd2 conversion test
 ?>
 --FILE--
 <?php
-	$cwd = __DIR__;
+    $cwd = __DIR__;
 
-	echo "JPEG to GD1 conversion: ";
-	echo imagegd(imagecreatefromjpeg($cwd . "/conv_test.jpg"), $cwd . "/test_jpeg.gd1") ? 'ok' : 'failed';
-	echo "\n";
+    echo "JPEG to GD1 conversion: ";
+    echo imagegd(imagecreatefromjpeg($cwd . "/conv_test.jpg"), $cwd . "/test_jpeg.gd1") ? 'ok' : 'failed';
+    echo "\n";
 
-	echo "JPEG to GD2 conversion: ";
-	echo imagegd2(imagecreatefromjpeg($cwd . "/conv_test.jpg"), $cwd . "/test_jpeg.gd2") ? 'ok' : 'failed';
-	echo "\n";
+    echo "JPEG to GD2 conversion: ";
+    echo imagegd2(imagecreatefromjpeg($cwd . "/conv_test.jpg"), $cwd . "/test_jpeg.gd2") ? 'ok' : 'failed';
+    echo "\n";
 
-	echo "GD1 to JPEG conversion: ";
-	echo imagejpeg(imagecreatefromgd($cwd . "/test_jpeg.gd1"), $cwd . "/test_gd1.jpeg") ? 'ok' : 'failed';
-	echo "\n";
+    echo "GD1 to JPEG conversion: ";
+    echo imagejpeg(imagecreatefromgd($cwd . "/test_jpeg.gd1"), $cwd . "/test_gd1.jpeg") ? 'ok' : 'failed';
+    echo "\n";
 
-	echo "GD2 to JPEG conversion: ";
-	echo imagejpeg(imagecreatefromgd2($cwd . "/test_jpeg.gd2"), $cwd . "/test_gd2.jpeg") ? 'ok' : 'failed';
-	echo "\n";
+    echo "GD2 to JPEG conversion: ";
+    echo imagejpeg(imagecreatefromgd2($cwd . "/test_jpeg.gd2"), $cwd . "/test_gd2.jpeg") ? 'ok' : 'failed';
+    echo "\n";
 
-	@unlink($cwd . "/test_jpeg.gd1");
-	@unlink($cwd . "/test_jpeg.gd2");
-	@unlink($cwd . "/test_gd1.jpeg");
-	@unlink($cwd . "/test_gd2.jpeg");
+    @unlink($cwd . "/test_jpeg.gd1");
+    @unlink($cwd . "/test_jpeg.gd2");
+    @unlink($cwd . "/test_gd1.jpeg");
+    @unlink($cwd . "/test_gd2.jpeg");
 ?>
 --EXPECT--
 JPEG to GD1 conversion: ok
diff --git a/ext/gd/tests/libgd00106.phpt b/ext/gd/tests/libgd00106.phpt
index 65e4692ea3..d651b0bb1f 100644
--- a/ext/gd/tests/libgd00106.phpt
+++ b/ext/gd/tests/libgd00106.phpt
@@ -13,9 +13,9 @@ $c2 = imagecolorat($im, 1,2);
 $c3 = imagecolorat($im, 2,1);
 $c4 = imagecolorat($im, 2,2);
 if ($c1 == 0xFFFFFF && $c2 == 0 && $c3 == 0 && $c4 == 0) {
-	echo "Ok";
+    echo "Ok";
 } else {
-	echo "failed";
+    echo "failed";
 }
 ?>
 --EXPECT--
diff --git a/ext/gd/tests/libgd00191.phpt b/ext/gd/tests/libgd00191.phpt
index 6e3ffd51b1..983b93e180 100644
--- a/ext/gd/tests/libgd00191.phpt
+++ b/ext/gd/tests/libgd00191.phpt
@@ -14,9 +14,9 @@ imagefilledellipse($im, 30, 50, 20, 20, imagecolorallocate($im, 0, 0, 0));
 $index = imagecolorat($im, 12, 28);
 $arr = imagecolorsforindex($im, $index);
 if ($arr['red'] == 255 && $arr['green'] == 255 && $arr['blue'] == 255) {
-	echo "Ok";
+    echo "Ok";
 } else {
-	echo "failed";
+    echo "failed";
 }
 ?>
 --EXPECT--
diff --git a/ext/gd/tests/lines.phpt b/ext/gd/tests/lines.phpt
index 9401b6c82d..34e8304dcd 100644
--- a/ext/gd/tests/lines.phpt
+++ b/ext/gd/tests/lines.phpt
@@ -16,10 +16,10 @@ $p1 = imagecolorat($im, 0,5)==0x00ff00;
 $p2 = imagecolorat($im, 5,5)==0x00ff00;
 $p3 = true;
 for ($x=1; $x<5; $x++) {
-	$p3 = $p3 && (imagecolorat($im, $x,5)==0x00ff00);
+    $p3 = $p3 && (imagecolorat($im, $x,5)==0x00ff00);
 }
 if ($p1 && $p2 && $p3) {
-	echo "Horizontal: ok\n";
+    echo "Horizontal: ok\n";
 }
 
 $im = imagecreatetruecolor(6,6);
@@ -30,11 +30,11 @@ $p1 = imagecolorat($im, 0,0)==0x00ff00;
 $p2 = imagecolorat($im, 0,5)==0x00ff00;
 $p3 = true;
 for ($y=1; $y<5; $y++) {
-	$p3 = $p3 && (imagecolorat($im, 0,$y)==0x00ff00);
+    $p3 = $p3 && (imagecolorat($im, 0,$y)==0x00ff00);
 }
 
 if ($p1 && $p2 && $p3) {
-	echo "Vertical: ok\n";
+    echo "Vertical: ok\n";
 }
 
 
@@ -50,12 +50,12 @@ $x=1;
 $p3 = true;
 
 for ($y=1; $y<5; $y++) {
-	$p3 = $p3 && (imagecolorat($im, $x,$y)==0x00ff00);
-	$x++;
+    $p3 = $p3 && (imagecolorat($im, $x,$y)==0x00ff00);
+    $x++;
 }
 
 if ($p1 && $p2 && $p3) {
-	echo "Diagonal: ok\n";
+    echo "Diagonal: ok\n";
 }
 
 // Outside
@@ -64,12 +64,12 @@ imagefill($im, 0,0, 0xffffff);
 imageline($im, 12, 12, 23,23, 0x00ff00);
 $p3 = true;
 for ($x=0; $x<6; $x++) {
-	for ($y=0; $y<6; $y++) {
-		$p3 = $p3 && (imagecolorat($im, $x,$y)!=0x00ff00);
-	}
+    for ($y=0; $y<6; $y++) {
+        $p3 = $p3 && (imagecolorat($im, $x,$y)!=0x00ff00);
+    }
 }
 if ($p3) {
-	echo "Outside 1: ok\n";
+    echo "Outside 1: ok\n";
 }
 
 $im = imagecreatetruecolor(6,6);
@@ -77,12 +77,12 @@ imagefill($im, 0,0, 0xffffff);
 imageline($im, -12, -12, -23,-23, 0x00ff00);
 $p3 = true;
 for ($x=0; $x<6; $x++) {
-	for ($y=0; $y<6; $y++) {
-		$p3 = $p3 && (imagecolorat($im, $x,$y)!=0x00ff00);
-	}
+    for ($y=0; $y<6; $y++) {
+        $p3 = $p3 && (imagecolorat($im, $x,$y)!=0x00ff00);
+    }
 }
 if ($p3) {
-	echo "Outside 2: ok\n";
+    echo "Outside 2: ok\n";
 }
 
 $im = imagecreatetruecolor(6,6);
@@ -90,12 +90,12 @@ imagefill($im, 0,0, 0xffffff);
 imageline($im, -1, -1, 4,4, 0x00ff00);
 $p3 = true;
 for ($x=0; $x<5; $x++) {
-	for ($y=0; $y<5; $y++) {
-		$p3 = $p3 && (imagecolorat($im, $x,$y)==0x00ff00);
-	}
+    for ($y=0; $y<5; $y++) {
+        $p3 = $p3 && (imagecolorat($im, $x,$y)==0x00ff00);
+    }
 }
 if ($p3) {
-	echo "Outside 2: ok\n";
+    echo "Outside 2: ok\n";
 }
 
 
diff --git a/ext/gd/tests/png2gd.phpt b/ext/gd/tests/png2gd.phpt
index ea70298292..850cdd0be2 100644
--- a/ext/gd/tests/png2gd.phpt
+++ b/ext/gd/tests/png2gd.phpt
@@ -12,28 +12,28 @@ png <--> gd1/gd2 conversion test
 ?>
 --FILE--
 <?php
-	$cwd = __DIR__;
+    $cwd = __DIR__;
 
-	echo "PNG to GD1 conversion: ";
-	echo imagegd(imagecreatefrompng($cwd . "/conv_test.png"), $cwd . "/test_png.gd1") ? 'ok' : 'failed';
-	echo "\n";
+    echo "PNG to GD1 conversion: ";
+    echo imagegd(imagecreatefrompng($cwd . "/conv_test.png"), $cwd . "/test_png.gd1") ? 'ok' : 'failed';
+    echo "\n";
 
-	echo "PNG to GD2 conversion: ";
-	echo imagegd2(imagecreatefrompng($cwd . "/conv_test.png"), $cwd . "/test_png.gd2") ? 'ok' : 'failed';
-	echo "\n";
+    echo "PNG to GD2 conversion: ";
+    echo imagegd2(imagecreatefrompng($cwd . "/conv_test.png"), $cwd . "/test_png.gd2") ? 'ok' : 'failed';
+    echo "\n";
 
-	echo "GD1 to PNG conversion: ";
-	echo imagepng(imagecreatefromgd($cwd . "/test_png.gd1"), $cwd . "/test_gd1.png") ? 'ok' : 'failed';
-	echo "\n";
+    echo "GD1 to PNG conversion: ";
+    echo imagepng(imagecreatefromgd($cwd . "/test_png.gd1"), $cwd . "/test_gd1.png") ? 'ok' : 'failed';
+    echo "\n";
 
-	echo "GD2 to PNG conversion: ";
-	echo imagepng(imagecreatefromgd2($cwd . "/test_png.gd2"), $cwd . "/test_gd2.png") ? 'ok' : 'failed';
-	echo "\n";
+    echo "GD2 to PNG conversion: ";
+    echo imagepng(imagecreatefromgd2($cwd . "/test_png.gd2"), $cwd . "/test_gd2.png") ? 'ok' : 'failed';
+    echo "\n";
 
-	@unlink($cwd . "/test_png.gd1");
-	@unlink($cwd . "/test_png.gd2");
-	@unlink($cwd . "/test_gd1.png");
-	@unlink($cwd . "/test_gd2.png");
+    @unlink($cwd . "/test_png.gd1");
+    @unlink($cwd . "/test_png.gd2");
+    @unlink($cwd . "/test_gd1.png");
+    @unlink($cwd . "/test_gd2.png");
 ?>
 --EXPECT--
 PNG to GD1 conversion: ok
diff --git a/ext/gd/tests/pngcomp.phpt b/ext/gd/tests/pngcomp.phpt
index aa663a6dd2..f9065ea82a 100644
--- a/ext/gd/tests/pngcomp.phpt
+++ b/ext/gd/tests/pngcomp.phpt
@@ -12,9 +12,9 @@ png compression test
 ?>
 --FILE--
 <?php
-	$cwd = __DIR__;
+    $cwd = __DIR__;
 
-	echo "PNG compression test: ";
+    echo "PNG compression test: ";
 
         $im = imagecreatetruecolor(20,20);
         imagefilledrectangle($im, 5,5, 10,10, 0xffffff);
@@ -26,7 +26,7 @@ png compression test
                 echo "ok\n";
         }
 
-	@unlink($cwd . "/test_pngcomp.png");
+    @unlink($cwd . "/test_pngcomp.png");
 ?>
 --EXPECT--
 PNG compression test: ok
diff --git a/ext/gd/tests/types.phpt b/ext/gd/tests/types.phpt
index 246e3ba7d2..7510ba17c6 100644
--- a/ext/gd/tests/types.phpt
+++ b/ext/gd/tests/types.phpt
@@ -9,23 +9,23 @@ imagetypes
 $flags = imagetypes();
 
 if ($flags&0x1 && !function_exists("imagegif")) {
-	echo "gif failed\n";
+    echo "gif failed\n";
 }
 
 if ($flags&0x2 && !function_exists("imagejpeg")) {
-	echo "jpeg failed\n";
+    echo "jpeg failed\n";
 }
 
 if ($flags&0x4 && !function_exists("imagepng")) {
-	echo "png failed\n";
+    echo "png failed\n";
 }
 
 if ($flags&0x8 && !function_exists("imagewbmp")) {
-	echo "wbmp failed\n";
+    echo "wbmp failed\n";
 }
 
 if ($flags&16 && !function_exists("imagecreatefromxpm")) {
-	echo "xom failed\n";
+    echo "xom failed\n";
 }
 echo "ok\n";
 ?>
diff --git a/ext/gd/tests/xbm2png.phpt b/ext/gd/tests/xbm2png.phpt
index 8dcd07bc4a..9b1b4013c8 100644
--- a/ext/gd/tests/xbm2png.phpt
+++ b/ext/gd/tests/xbm2png.phpt
@@ -14,13 +14,13 @@ xbm --> png conversion test
 ?>
 --FILE--
 <?php
-	$cwd = __DIR__;
+    $cwd = __DIR__;
 
-	echo "XBM to PNG conversion: ";
-	echo imagepng(imagecreatefromxbm($cwd . "/conv_test.xbm"), $cwd . "/test_xbm.png") ? 'ok' : 'failed';
-	echo "\n";
+    echo "XBM to PNG conversion: ";
+    echo imagepng(imagecreatefromxbm($cwd . "/conv_test.xbm"), $cwd . "/test_xbm.png") ? 'ok' : 'failed';
+    echo "\n";
 
-	@unlink($cwd . "/test_xbm.png");
+    @unlink($cwd . "/test_xbm.png");
 ?>
 --EXPECT--
 XBM to PNG conversion: ok
diff --git a/ext/gd/tests/xpm2gd.phpt b/ext/gd/tests/xpm2gd.phpt
index f48dcb2b3b..dba9f03ec8 100644
--- a/ext/gd/tests/xpm2gd.phpt
+++ b/ext/gd/tests/xpm2gd.phpt
@@ -12,18 +12,18 @@ xpm --> gd1/gd2 conversion test
 ?>
 --FILE--
 <?php
-	$cwd = __DIR__;
+    $cwd = __DIR__;
 
-	echo "XPM to GD1 conversion: ";
-	echo imagegd(imagecreatefromxpm($cwd . "/conv_test.xpm"), $cwd . "/test_xpm.gd1") ? 'ok' : 'failed';
-	echo "\n";
+    echo "XPM to GD1 conversion: ";
+    echo imagegd(imagecreatefromxpm($cwd . "/conv_test.xpm"), $cwd . "/test_xpm.gd1") ? 'ok' : 'failed';
+    echo "\n";
 
-	echo "XPM to GD2 conversion: ";
-	echo imagegd2(imagecreatefromxpm($cwd . "/conv_test.xpm"), $cwd . "/test_xpm.gd2") ? 'ok' : 'failed';
-	echo "\n";
+    echo "XPM to GD2 conversion: ";
+    echo imagegd2(imagecreatefromxpm($cwd . "/conv_test.xpm"), $cwd . "/test_xpm.gd2") ? 'ok' : 'failed';
+    echo "\n";
 
-	@unlink($cwd . "/test_xpm.gd1");
-	@unlink($cwd . "/test_xpm.gd2");
+    @unlink($cwd . "/test_xpm.gd1");
+    @unlink($cwd . "/test_xpm.gd2");
 ?>
 --EXPECT--
 XPM to GD1 conversion: ok
diff --git a/ext/gd/tests/xpm2jpg.phpt b/ext/gd/tests/xpm2jpg.phpt
index 92cab3e5fa..6491b85646 100644
--- a/ext/gd/tests/xpm2jpg.phpt
+++ b/ext/gd/tests/xpm2jpg.phpt
@@ -15,13 +15,13 @@ xpm --> jpeg conversion test
 ?>
 --FILE--
 <?php
-	$cwd = __DIR__;
+    $cwd = __DIR__;
 
-	echo "XPM to JPEG conversion: ";
-	echo imagejpeg(imagecreatefromxpm($cwd . "/conv_test.xpm"), $cwd . "/test_xpm.jpeg") ? 'ok' : 'failed';
-	echo "\n";
+    echo "XPM to JPEG conversion: ";
+    echo imagejpeg(imagecreatefromxpm($cwd . "/conv_test.xpm"), $cwd . "/test_xpm.jpeg") ? 'ok' : 'failed';
+    echo "\n";
 
-	@unlink($cwd . "/test_xpm.jpeg");
+    @unlink($cwd . "/test_xpm.jpeg");
 ?>
 --EXPECT--
 XPM to JPEG conversion: ok
diff --git a/ext/gd/tests/xpm2png.phpt b/ext/gd/tests/xpm2png.phpt
index e473cfb31c..602fc72a7c 100644
--- a/ext/gd/tests/xpm2png.phpt
+++ b/ext/gd/tests/xpm2png.phpt
@@ -15,13 +15,13 @@ xpm --> png conversion test
 ?>
 --FILE--
 <?php
-	$cwd = __DIR__;
+    $cwd = __DIR__;
 
-	echo "XPM to PNG conversion: ";
-	echo imagepng(imagecreatefromxpm($cwd . "/conv_test.xpm"), $cwd . "/test_xpm.png") ? 'ok' : 'failed';
-	echo "\n";
+    echo "XPM to PNG conversion: ";
+    echo imagepng(imagecreatefromxpm($cwd . "/conv_test.xpm"), $cwd . "/test_xpm.png") ? 'ok' : 'failed';
+    echo "\n";
 
-	@unlink($cwd . "/test_xpm.png");
+    @unlink($cwd . "/test_xpm.png");
 ?>
 --EXPECT--
 XPM to PNG conversion: ok