JavaScriptCore-7601.1.46.3.tar.gz

[apple/javascriptcore.git] / tests / stress / array-iterators-next.js

diff --git a/tests/stress/array-iterators-next.js b/tests/stress/array-iterators-next.js
new file mode 100644 (file)
index 0000000..200e803
--- /dev/null
+++ b/tests/stress/array-iterators-next.js
@@ -0,0 +1,108 @@
+// This test checks the behavior of the iterator.next methods on Array objects
+
+var testArray = [1,2,3,4,5,6]
+var keys = testArray.keys();
+var i = 0;
+while (true) {
+    var {done, value: key} = keys.next();
+    if (done)
+        break;
+    if (key !== i)
+        throw "Error: bad value: " + key;
+    i++;
+}
+
+if (testArray.length !== i)
+    throw "Error: bad value: " + i;
+
+var value = keys.next().value;
+if (value !== undefined)
+    throw "Error: bad value: " + value;
+
+var values = testArray[Symbol.iterator]();
+var i = 0;
+while (true) {
+    var {done, value} = values.next();
+    if (done)
+        break;
+    i++;
+    if (value !== i)
+        throw "Error: bad value: " + value;
+}
+
+if (testArray.length !== i)
+    throw "Error: bad value: " + i;
+
+var value = values.next().value;
+if (value !== undefined)
+    throw "Error: bad value: " + value;
+
+var values = testArray.values();
+var i = 0;
+while (true) {
+    var {done, value} = values.next();
+    if (done)
+        break;
+    i++;
+    if (value !== i)
+        throw "Error: bad value: " + value;
+}
+
+if (testArray.length !== i)
+    throw "Error: bad value: " + i;
+
+var value = values.next().value;
+if (value !== undefined)
+    throw "Error: bad value: " + value;
+
+var entries = testArray.entries();
+var i = 0;
+do {
+    var {done, value: entry} = entries.next();
+    if (done)
+        break;
+    var [key, value] = entry;
+    if (value !== testArray[key])
+        throw "Error: bad value: " + value + " " + testArray[key];
+    if (key !== i)
+        throw "Error: bad value: " + key;
+    i++
+    if (value !== i)
+        throw "Error: bad value: " + value + " " + i;
+} while (!done);
+
+if (testArray.length !== i)
+    throw "Error: bad value: " + i;
+
+var value = entries.next().value;
+if (value !== undefined)
+    throw "Error: bad value: " + value;
+
+var entries = testArray.entries();
+var i = 0;
+do {
+    var {done, value: entry} = entries.next();
+    if (done)
+        break;
+    var [key, value] = entry;
+    if (value !== testArray[key])
+        throw "Error: bad value: " + value + " " + testArray[key];
+    if (key !== i)
+        throw "Error: bad value: " + key;
+    i++
+    if (i % 2 == 0)
+        testArray[i] *= 2;
+    if (i < 4)
+        testArray.push(testArray.length)
+    if (i == 4)
+        delete testArray[4]
+    if (i == 5)
+        testArray[4] = 5
+} while (!done);
+
+if (testArray.length !== i)
+    throw "Error: bad value: " + i;
+
+var value = entries.next().value;
+if (value !== undefined)
+    throw "Error: bad value: " + value;