1 files changed, 68 insertions, 0 deletions
diff --git a/ext/standard/tests/math/asin_basic.phpt b/ext/standard/tests/math/asin_basic.phpt
new file mode 100644
index 0000000..183f744
--- /dev/null
+++ b/ext/standard/tests/math/asin_basic.phpt
@@ -0,0 +1,68 @@
+--TEST--
+Test return type and value for expected input asin()
+--INI--
+precision = 14
+--FILE--
+<?php
+/* 
+ * proto float asin(float number)
+ * Function is implemented in ext/standard/math.c
+*/ 
+
+$file_path = dirname(__FILE__);
+require($file_path."/allowed_rounding_error.inc");
+
+
+//output is in degrees
+
+echo "asin .5  = ";
+$asinv1 = 360.0  * asin(0.5) / (2.0 * M_PI );
+var_dump($asinv1);
+if (allowed_rounding_error($asinv1 ,30 )) {
+	echo "Pass\n";
+}
+else {
+	echo "Fail\n";
+}
+
+echo "asin 0.86602540378444 = ";
+$asinv2 = 360.0  * asin(0.86602540378444) / (2.0 * M_PI );
+var_dump($asinv2);
+if (allowed_rounding_error($asinv2 ,60 )) {
+	echo "Pass\n";
+}
+else {
+	echo "Fail\n";
+}
+
+echo "asin 1.0 = ";
+$asinv3 = 360.0  * asin(1.0) / (2.0 * M_PI );
+var_dump($asinv3);
+if (allowed_rounding_error($asinv3 ,90 )) {
+	echo "Pass\n";
+}
+else {
+	echo "Fail\n";
+}
+
+
+echo "asin 0.0 = ";
+$asinv4 = 360.0  * asin(0.0) / (2.0 * M_PI );
+var_dump($asinv4);
+if (allowed_rounding_error($asinv4 ,0 )) {
+	echo "Pass\n";
+}
+else {
+	echo "Fail\n";
+}
+
+?>
+--EXPECTF--
+asin .5  = float(%f)
+Pass
+asin 0.86602540378444 = float(%f)
+Pass
+asin 1.0 = float(%f)
+Pass
+asin 0.0 = float(%f)
+Pass