Index: test/mjsunit/compiler/function-apply.js |
diff --git a/test/mjsunit/compiler/function-apply.js b/test/mjsunit/compiler/function-apply.js |
new file mode 100644 |
index 0000000000000000000000000000000000000000..f9440dede10ea6e1db761e325cce789ace2134a1 |
--- /dev/null |
+++ b/test/mjsunit/compiler/function-apply.js |
@@ -0,0 +1,136 @@ |
+// 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 Function.prototype.apply with null/undefined argumentsList |
+(function() { |
+ "use strict"; |
+ function bar() { return this; } |
+ function foo() { return bar.apply(this, null); } |
+ |
+ assertEquals(42, foo.call(42)); |
+ assertEquals(42, foo.call(42)); |
+ %OptimizeFunctionOnNextCall(foo); |
+ assertEquals(42, foo.call(42)); |
+})(); |
+(function() { |
+ "use strict"; |
+ function bar() { return this; } |
+ function foo() { return bar.apply(this, undefined); } |
+ |
+ assertEquals(42, foo.call(42)); |
+ assertEquals(42, foo.call(42)); |
+ %OptimizeFunctionOnNextCall(foo); |
+ assertEquals(42, foo.call(42)); |
+})(); |
+ |
+// Test Function.prototype.apply within try/catch. |
+(function() { |
+ "use strict"; |
+ function foo(bar) { |
+ try { |
+ return Function.prototype.apply.call(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 Function.prototype.apply.call(bar, bar, bar); |
+ } catch (e) { |
+ return 1; |
+ } |
+ } |
+ |
+ assertEquals(1, foo()); |
+ assertEquals(1, foo()); |
+ %OptimizeFunctionOnNextCall(foo); |
+ assertEquals(1, foo()); |
+})(); |
+ |
+// Test Function.prototype.apply with wrong number of arguments. |
+(function() { |
+ "use strict"; |
+ function bar() { return this; } |
+ function foo() { return bar.apply(); } |
+ |
+ assertEquals(undefined, foo()); |
+ assertEquals(undefined, foo()); |
+ %OptimizeFunctionOnNextCall(foo); |
+ assertEquals(undefined, foo()); |
+})(); |
+(function() { |
+ "use strict"; |
+ function bar() { return this; } |
+ function foo() { return bar.apply(this); } |
+ |
+ assertEquals(42, foo.call(42)); |
+ assertEquals(42, foo.call(42)); |
+ %OptimizeFunctionOnNextCall(foo); |
+ assertEquals(42, foo.call(42)); |
+})(); |
+(function() { |
+ "use strict"; |
+ function bar() { return this; } |
+ function foo() { return bar.apply(this, arguments, this); } |
+ |
+ assertEquals(42, foo.call(42)); |
+ assertEquals(42, foo.call(42)); |
+ %OptimizeFunctionOnNextCall(foo); |
+ assertEquals(42, foo.call(42)); |
+})(); |
+ |
+// Test proper order of callable check and array-like iteration |
+// in Function.prototype.apply. |
+(function() { |
+ var dummy_length_counter = 0; |
+ var dummy = { get length() { ++dummy_length_counter; return 0; } }; |
+ |
+ function foo() { |
+ return Function.prototype.apply.call(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 Function.prototype.apply.call(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 Function.prototype.apply.call(null, this, dummy); |
+ } |
+ |
+ assertThrows(foo, TypeError); |
+ assertThrows(foo, TypeError); |
+ %OptimizeFunctionOnNextCall(foo); |
+ assertThrows(foo, TypeError); |
+ assertEquals(0, dummy_length_counter); |
+})(); |