JavaScriptCore-7601.1.46.3.tar.gz

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

diff --git a/tests/stress/set-constructor.js b/tests/stress/set-constructor.js
new file mode 100644 (file)
index 0000000..c14e854
--- /dev/null
+++ b/tests/stress/set-constructor.js
@@ -0,0 +1,69 @@
+// Set constructor behaviors.
+
+if (typeof Set !== 'function')
+    throw "Error: bad value" + typeof Set;
+
+function testCallTypeError(item) {
+    var error = null;
+    try {
+        var set = Set(item);
+    } catch (e) {
+        error = e;
+    }
+    if (!error)
+        throw "Error: error not thrown";
+    if (String(error) !== "TypeError: Set cannot be called as a function")
+        throw "Error: bad error " + String(error);
+}
+
+var pass = [
+    [ null, 0 ],
+    [ undefined, 0 ],
+    [ "Cocoa", 4 ],
+    [ [0, 1, 2, 3, 4], 5 ],
+    [ [0, 0, 0, 1, 0], 2 ],
+    [ ["A", "B", "A"], 2 ],
+    [ new String("cocoa"), 3 ],
+    [ new String("Cocoa"), 4 ],
+    [ new Set([0,1,2,3,4]), 5],
+    [ new Set([1,1,1,1]), 1],
+    [ new Map([[1, 2],[1, 2]]), 1],
+    [ new Map([[1, 2],[2, 2]]), 2],
+];
+
+for (var pair of pass) {
+    var set = new Set(pair[0]);
+    if (set.size !== pair[1])
+        throw "Error: bad set size " + set.size;
+    testCallTypeError(pair[0]);
+}
+
+function testTypeError(item) {
+    var error = null;
+    try {
+        var set = new Set(item);
+    } catch (e) {
+        error = e;
+    }
+    if (!error)
+        throw "Error: error not thrown";
+    if (String(error) !== "TypeError: Type error")
+        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);
+}