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authorFedor Indutny <fedor@indutny.com>2014-10-10 14:49:02 +0400
committerFedor Indutny <fedor@indutny.com>2014-10-10 14:49:02 +0400
commit6bcea4ff932144a5fd02affefd45164fbf471e67 (patch)
treea8e078c679b12f0daebe10ed254239cb0d79e146 /deps/v8/test/mjsunit/asm/math-abs.js
parent4fae2356d105e394115188a814097c4a95ae0c5d (diff)
downloadnode-new-6bcea4ff932144a5fd02affefd45164fbf471e67.tar.gz
deps: update v8 to 3.29.93.1
Diffstat (limited to 'deps/v8/test/mjsunit/asm/math-abs.js')
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1 files changed, 84 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/asm/math-abs.js b/deps/v8/test/mjsunit/asm/math-abs.js
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+++ b/deps/v8/test/mjsunit/asm/math-abs.js
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+// Copyright 2014 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+function Module(stdlib) {
+ "use asm";
+
+ var abs = stdlib.Math.abs;
+
+ // f: double -> double
+ function f(a) {
+ a = +a;
+ return +abs(a);
+ }
+
+ // g: unsigned -> double
+ function g(a) {
+ a = a>>>0;
+ return +abs(a);
+ }
+
+ // h: signed -> double
+ function h(a) {
+ a = a|0;
+ return +abs(a);
+ }
+
+ return { f: f, g: g, h: h };
+}
+
+var m = Module({ Math: Math });
+var f = m.f;
+var g = m.g;
+var h = m.h;
+
+assertTrue(isNaN(f(NaN)));
+assertTrue(isNaN(f(undefined)));
+assertTrue(isNaN(f(function() {})));
+
+assertEquals("Infinity", String(1/f(0)));
+assertEquals("Infinity", String(1/f(-0)));
+assertEquals("Infinity", String(f(Infinity)));
+assertEquals("Infinity", String(f(-Infinity)));
+
+assertEquals(0, f(0));
+assertEquals(0.1, f(0.1));
+assertEquals(0.5, f(0.5));
+assertEquals(0.1, f(-0.1));
+assertEquals(0.5, f(-0.5));
+assertEquals(1, f(1));
+assertEquals(1.1, f(1.1));
+assertEquals(1.5, f(1.5));
+assertEquals(1, f(-1));
+assertEquals(1.1, f(-1.1));
+assertEquals(1.5, f(-1.5));
+
+assertEquals(0, g(0));
+assertEquals(0, g(0.1));
+assertEquals(0, g(0.5));
+assertEquals(0, g(-0.1));
+assertEquals(0, g(-0.5));
+assertEquals(1, g(1));
+assertEquals(1, g(1.1));
+assertEquals(1, g(1.5));
+assertEquals(4294967295, g(-1));
+assertEquals(4294967295, g(-1.1));
+assertEquals(4294967295, g(-1.5));
+
+assertEquals(0, h(0));
+assertEquals(0, h(0.1));
+assertEquals(0, h(0.5));
+assertEquals(0, h(-0.1));
+assertEquals(0, h(-0.5));
+assertEquals(1, h(1));
+assertEquals(1, h(1.1));
+assertEquals(1, h(1.5));
+assertEquals(1, h(-1));
+assertEquals(1, h(-1.1));
+assertEquals(1, h(-1.5));
+
+assertEquals(Number.MIN_VALUE, f(Number.MIN_VALUE));
+assertEquals(Number.MIN_VALUE, f(-Number.MIN_VALUE));
+assertEquals(Number.MAX_VALUE, f(Number.MAX_VALUE));
+assertEquals(Number.MAX_VALUE, f(-Number.MAX_VALUE));