JavaScriptCore-7601.1.46.3.tar.gz

[apple/javascriptcore.git] / tests / stress / int32array-transition-on-nan.js

diff --git a/tests/stress/int32array-transition-on-nan.js b/tests/stress/int32array-transition-on-nan.js
new file mode 100644 (file)
index 0000000..5db2a66
--- /dev/null
+++ b/tests/stress/int32array-transition-on-nan.js
@@ -0,0 +1,88 @@
+function insertNaNWhileFilling()
+{
+    var array = new Array(6);
+    for (var i = 0; i < 4; ++i)
+        array[i] = i;
+    array[5] = NaN;
+    return array;
+}
+noInline(insertNaNWhileFilling);
+
+function testInsertNaNWhileFilling()
+{
+    var array = insertNaNWhileFilling();
+    for (var i = 0; i < 4; ++i) {
+        var value = array[i];
+        if (value !== i) {
+            throw "Failed testInsertNaNWhileFilling, value = " + value + " instead of " + i;
+        }
+    }
+    var nan = array[5];
+    if (!Number.isNaN(nan))
+        throw "Failed testInsertNaNWhileFilling, array[5] is " + nan + " instead of NaN";
+}
+noInline(testInsertNaNWhileFilling);
+
+for (var i = 0; i < 1e4; ++i) {
+    testInsertNaNWhileFilling();
+}
+
+
+function insertNaNAfterFilling()
+{
+    var array = new Array(6);
+    for (var i = 0; i < 5; ++i)
+        array[i] = i;
+    array[5] = NaN;
+    return array;
+}
+noInline(insertNaNAfterFilling);
+
+function testInsertNaNAfterFilling()
+{
+    var array = insertNaNAfterFilling();
+    for (var i = 0; i < 4; ++i) {
+        var value = array[i];
+        if (value !== i) {
+            throw "Failed testInsertNaNAfterFilling, value = " + value + " instead of " + i;
+        }
+    }
+    var nan = array[5];
+    if (!Number.isNaN(nan))
+        throw "Failed testInsertNaNAfterFilling, array[5] is " + nan + " instead of NaN";
+}
+noInline(testInsertNaNAfterFilling);
+
+for (var i = 0; i < 1e4; ++i) {
+    testInsertNaNAfterFilling();
+}
+
+
+function pushNaNWhileFilling()
+{
+    var array = [];
+    for (var i = 0; i < 5; ++i)
+        array.push(i);
+    array.push(NaN);
+    return array;
+}
+noInline(pushNaNWhileFilling);
+
+function testPushNaNWhileFilling()
+{
+    var array = pushNaNWhileFilling();
+    for (var i = 0; i < 4; ++i) {
+        var value = array[i];
+        if (value !== i) {
+            throw "Failed testPushNaNWhileFilling, value = " + value + " instead of " + i;
+        }
+    }
+    var nan = array[5];
+    if (!Number.isNaN(nan))
+        throw "Failed testPushNaNWhileFilling, array[5] is " + nan + " instead of NaN";
+}
+noInline(testPushNaNWhileFilling);
+
+for (var i = 0; i < 1e4; ++i) {
+    testPushNaNWhileFilling();
+}
\ No newline at end of file