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Unified Diff: test/mjsunit/compiler/reflect-apply.js

Issue 2950773002: [turbofan] Introduce new JSCallWithArrayLike operator. (Closed)
Patch Set: REBASE Created 3 years, 6 months ago
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Index: test/mjsunit/compiler/reflect-apply.js
diff --git a/test/mjsunit/compiler/reflect-apply.js b/test/mjsunit/compiler/reflect-apply.js
new file mode 100644
index 0000000000000000000000000000000000000000..fb8f201a72517d91b7a962462242fb4a7886d77a
--- /dev/null
+++ b/test/mjsunit/compiler/reflect-apply.js
@@ -0,0 +1,114 @@
+// Copyright 2017 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --allow-natives-syntax
+
+// Test Reflect.apply with wrong number of arguments.
+(function() {
+ "use strict";
+ function bar() { return this; }
+ function foo() { return Reflect.apply(bar); }
+
+ assertThrows(foo);
+ assertThrows(foo);
+ %OptimizeFunctionOnNextCall(foo);
+ assertThrows(foo);
+})();
+(function() {
+ "use strict";
+ function bar() { return this; }
+ function foo() { return Reflect.apply(bar, this); }
+
+ assertThrows(foo);
+ assertThrows(foo);
+ %OptimizeFunctionOnNextCall(foo);
+ assertThrows(foo);
+})();
+(function() {
+ "use strict";
+ function bar() { return this; }
+ function foo() { return Reflect.apply(bar, this, arguments, this); }
+
+ assertEquals(42, foo.call(42));
+ assertEquals(42, foo.call(42));
+ %OptimizeFunctionOnNextCall(foo);
+ assertEquals(42, foo.call(42));
+})();
+
+// Test Reflect.apply within try/catch.
+(function() {
+ "use strict";
+ function foo(bar) {
+ try {
+ return Reflect.apply(bar, bar, arguments);
+ } catch (e) {
+ return 1;
+ }
+ }
+
+ assertEquals(1, foo());
+ assertEquals(1, foo());
+ %OptimizeFunctionOnNextCall(foo);
+ assertEquals(1, foo());
+})();
+(function() {
+ "use strict";
+ function foo(bar) {
+ try {
+ return Reflect.apply(bar, bar, bar);
+ } catch (e) {
+ return 1;
+ }
+ }
+
+ assertEquals(1, foo());
+ assertEquals(1, foo());
+ %OptimizeFunctionOnNextCall(foo);
+ assertEquals(1, foo());
+})();
+
+// Test proper order of callable check and array-like iteration
+// in Reflect.apply.
+(function() {
+ var dummy_length_counter = 0;
+ var dummy = { get length() { ++dummy_length_counter; return 0; } };
+
+ function foo() {
+ return Reflect.apply(undefined, this, dummy);
+ }
+
+ assertThrows(foo, TypeError);
+ assertThrows(foo, TypeError);
+ %OptimizeFunctionOnNextCall(foo);
+ assertThrows(foo, TypeError);
+ assertEquals(0, dummy_length_counter);
+})();
+(function() {
+ var dummy_length_counter = 0;
+ var dummy = { get length() { ++dummy_length_counter; return 0; } };
+
+ function foo() {
+ return Reflect.apply(null, this, dummy);
+ }
+
+ assertThrows(foo, TypeError);
+ assertThrows(foo, TypeError);
+ %OptimizeFunctionOnNextCall(foo);
+ assertThrows(foo, TypeError);
+ assertEquals(0, dummy_length_counter);
+})();
+(function() {
+ var dummy_length_counter = 0;
+ var dummy = { get length() { ++dummy_length_counter; return 0; } };
+
+ function foo() {
+ return Reflect.apply(null, this, dummy);
+ }
+
+ assertThrows(foo, TypeError);
+ assertThrows(foo, TypeError);
+ %OptimizeFunctionOnNextCall(foo);
+ assertThrows(foo, TypeError);
+ assertEquals(0, dummy_length_counter);
+})();
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