diff options
Diffstat (limited to 'js/src/jit-test/tests/collections/Set-surfaces-1.js')
-rw-r--r-- | js/src/jit-test/tests/collections/Set-surfaces-1.js | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/collections/Set-surfaces-1.js b/js/src/jit-test/tests/collections/Set-surfaces-1.js new file mode 100644 index 0000000000..cd8573868c --- /dev/null +++ b/js/src/jit-test/tests/collections/Set-surfaces-1.js @@ -0,0 +1,47 @@ +// Set surfaces + +load(libdir + "iteration.js"); + +var desc = Object.getOwnPropertyDescriptor(this, "Set"); +assertEq(desc.enumerable, false); +assertEq(desc.configurable, true); +assertEq(desc.writable, true); + +assertEq(typeof Set, 'function'); +assertEq(Object.keys(Set).length, 0); +assertEq(Set.length, 0); +assertEq(Set.name, "Set"); + +assertEq(Object.getPrototypeOf(Set.prototype), Object.prototype); +assertEq(Object.prototype.toString.call(Set.prototype), "[object Set]"); +assertEq(Object.prototype.toString.call(new Set()), "[object Set]"); +assertEq(Object.keys(Set.prototype).join(), ""); +assertEq(Set.prototype.constructor, Set); + +function checkMethod(name, arity) { + var desc = Object.getOwnPropertyDescriptor(Set.prototype, name); + assertEq(desc.enumerable, false); + assertEq(desc.configurable, true); + assertEq(desc.writable, true); + assertEq(typeof desc.value, 'function'); + assertEq(desc.value.name, name); + assertEq(desc.value.length, arity); +} + +checkMethod("has", 1); +checkMethod("add", 1); +checkMethod("delete", 1); +checkMethod("values", 0); +checkMethod("entries", 0); + +var desc = Object.getOwnPropertyDescriptor(Set.prototype, "size"); +assertEq(desc.enumerable, false); +assertEq(desc.configurable, true); +assertEq(typeof desc.get, 'function'); +assertEq(desc.get.length, 0); +assertEq(desc.set, undefined); +checkMethod("clear", 0); + +// Set.prototype.keys, .values, and .iterator are the same function object +assertEq(Set.prototype.keys, Set.prototype.values); +assertEq(Set.prototype[Symbol.iterator], Set.prototype.values); |