X-Git-Url: https://git.saurik.com/apple/javascriptcore.git/blobdiff_plain/2d39b0e377c0896910ee49ae70082ba665faf986..ed1e77d3adeb83d26fd1dfb16dd84cabdcefd250:/tests/stress/math-log-basics.js

diff --git a/tests/stress/math-log-basics.js b/tests/stress/math-log-basics.js
new file mode 100644
index 0000000..d6d1d14
--- /dev/null
+++ b/tests/stress/math-log-basics.js
@@ -0,0 +1,128 @@
+// Basic cases of Math.log().
+
+// log(NaN).
+function logNaN(antilogarithm) {
+    return Math.log(antilogarithm);
+}
+noInline(logNaN);
+
+function testLogNaN() {
+    for (var i = 0; i < 10000; ++i) {
+        var result = logNaN(NaN);
+        if (!isNaN(result))
+            throw "logNaN(NaN) = " + result + ", expected NaN";
+    }
+}
+testLogNaN();
+
+
+// log(0).
+function logZero(antilogarithm) {
+    return Math.log(antilogarithm);
+}
+noInline(logZero);
+
+function testLogZero() {
+    for (var i = 0; i < 10000; ++i) {
+        var result = logZero(0);
+        if (result !== -Infinity)
+            throw "logZero(0) = " + result + ", expected -Infinity";
+    }
+}
+testLogZero();
+
+
+// log(1).
+function logOne(antilogarithm) {
+    return Math.log(antilogarithm);
+}
+noInline(logOne);
+
+function testLogOne() {
+    for (var i = 0; i < 10000; ++i) {
+        var result = logOne(1);
+        if (result !== 0)
+            throw "logOne(1) = " + result + ", expected 0";
+    }
+}
+testLogOne();
+
+
+// log(-1).
+function logMinusOne(antilogarithm) {
+    return Math.log(antilogarithm);
+}
+noInline(logMinusOne);
+
+function testLogMinusOne() {
+    for (var i = 0; i < 10000; ++i) {
+        var result = logMinusOne(-1);
+        if (!isNaN(result))
+            throw "logMinusOne(-1) = " + result + ", expected NaN";
+    }
+}
+testLogMinusOne();
+
+
+// log(Infinity).
+function logInfinity(antilogarithm) {
+    return Math.log(antilogarithm);
+}
+noInline(logInfinity);
+
+function testLogInfinity() {
+    for (var i = 0; i < 10000; ++i) {
+        var result = logInfinity(Infinity);
+        if (result !== Infinity)
+            throw "logInfinity(Infinity) = " + result + ", expected Infinity";
+    }
+}
+testLogInfinity();
+
+
+// log(-Infinity).
+function logMinusInfinity(antilogarithm) {
+    return Math.log(antilogarithm);
+}
+noInline(logMinusInfinity);
+
+function testLogMinusInfinity() {
+    for (var i = 0; i < 10000; ++i) {
+        var result = logMinusInfinity(-Infinity);
+        if (!isNaN(result))
+            throw "logMinusInfinity(-Infinity) = " + result + ", expected NaN";
+    }
+}
+testLogMinusInfinity();
+
+
+// log(integer).
+function logInteger(antilogarithm) {
+    return Math.log(antilogarithm);
+}
+noInline(logInteger);
+
+function testLogInteger() {
+    for (var i = 0; i < 10000; ++i) {
+        var result = logInteger(42);
+        if (result !== 3.7376696182833684)
+            throw "logInteger(42) = " + result + ", expected 3.7376696182833684";
+    }
+}
+testLogInteger();
+
+
+// log(double).
+function logDouble(antilogarithm) {
+    return Math.log(antilogarithm);
+}
+noInline(logDouble);
+
+function testLogDouble() {
+    for (var i = 0; i < 10000; ++i) {
+        var result = logDouble(Math.PI);
+        if (result !== 1.1447298858494002)
+            throw "logDouble(Math.PI) = " + result + ", expected 1.1447298858494002";
+    }
+}
+testLogDouble();
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