JavaScriptCore-7601.1.46.3.tar.gz

[apple/javascriptcore.git] / tests / stress / weak-map-constructor.js

diff --git a/tests/stress/weak-map-constructor.js b/tests/stress/weak-map-constructor.js
new file mode 100644 (file)
index 0000000..3f26053
--- /dev/null
+++ b/tests/stress/weak-map-constructor.js
@@ -0,0 +1,144 @@
+// WeakMap constructor behaviors.
+
+if (typeof WeakMap !== 'function')
+    throw "Error: bad value" + typeof WeakMap;
+
+function testCallTypeError(item) {
+    var error = null;
+    try {
+        var map = WeakMap(item);
+    } catch (e) {
+        error = e;
+    }
+    if (!error)
+        throw "Error: error not thrown";
+    if (String(error) !== "TypeError: WeakMap cannot be called as a function")
+        throw "Error: bad error " + String(error);
+}
+var obj1 = {};
+var obj2 = [];
+var obj3 = new Date();
+var obj4 = new Error();
+
+var pass = [
+    null,
+    undefined,
+    [],
+    new Set(),
+    new Map(),
+    "",
+
+    [
+        [obj1, 1],
+        [obj2, 2],
+        [obj3, 3],
+    ],
+
+    [
+        [obj1, 1],
+        [obj1, 2],
+        [obj1, 3],
+    ],
+
+    [
+        { 0: obj2, 1: 'O' },
+        { 0: obj3, 1: 'K' },
+        { 0: obj4, 1: 'K' },
+    ],
+
+    new Map([
+        [obj1, 1],
+        [obj2, 2],
+        [obj3, 3],
+    ]),
+
+    new Map([
+        [obj1, 1],
+        [obj1, 2],
+        [obj1, 3],
+    ]),
+
+    new Map([
+        { 0: obj2, 1: 'O' },
+        { 0: obj3, 1: 'K' },
+        { 0: obj4, 1: 'K' },
+    ]),
+];
+
+for (var value of pass) {
+    var map = new WeakMap(value);
+    testCallTypeError(value);
+}
+
+function testTypeError(item, message) {
+    var error = null;
+    try {
+        var map = new WeakMap(item);
+    } catch (e) {
+        error = e;
+    }
+    if (!error)
+        throw "Error: error not thrown";
+    if (!message)
+        message = "TypeError: Type error";
+    if (String(error) !== message)
+        throw "Error: bad error " + String(error);
+}
+
+var nonIterable = [
+    42,
+    Symbol("Cappuccino"),
+    true,
+    false,
+    {},
+    new Date(),
+    new Error(),
+    Object(Symbol("Matcha")),
+    (function () { }),
+];
+
+for (var item of nonIterable) {
+    testTypeError(item);
+    testCallTypeError(item);
+}
+
+var notContainNextItem = [
+    "Cocoa",
+    [0, 1, 2, 3, 4],
+    [0, 0, 0, 1, 0],
+    ["A", "B", "A"],
+    new String("cocoa"),
+    new String("Cocoa"),
+    new Set([0,1,2,3,4]),
+    new Set([1,1,1,1]),
+];
+
+for (var item of notContainNextItem) {
+    testTypeError(item);
+    testCallTypeError(item);
+}
+
+var nonObjectKeys = [
+    [
+        [0, 1],
+        [1, 2],
+        [1, 3],
+    ],
+
+    [
+        [1, 1],
+        [1, 2],
+        [1, 3],
+    ],
+
+    [
+        { 0: 'C', 1: 'O' },
+        { 0: 'C', 1: 'K' },
+        { 0: 'V', 1: 'K' },
+    ],
+];
+
+for (var item of nonObjectKeys) {
+    testTypeError(item, 'TypeError: Attempted to set a non-object key in a WeakMap');
+    testCallTypeError(item);
+}