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Side by Side Diff: frog/tests/frog_native/native_call_arity1_frog_test.dart

Issue 10536169: Move frog/tests/{leg,leg_only,frog_native} to tests/compiler/. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 8 years, 6 months ago
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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file.
4
5 // Test that native methods with unnamed* optional arguments are called with the
6 // number of arguments in the call site. This is necessary because native
7 // methods can dispatch on the number of arguments. Passing null or undefined
8 // as the last argument is not the same as passing one fewer argument.
9 //
10 // * Named arguments are passed in the correct position, so require preceding
11 // arguments to be passed.
12
13 class A native "*A" {
14 int foo(int x) native;
15 }
16
17 class B native "*B" {
18 int foo([x, y, z]) native;
19 }
20
21 // TODO(sra): Add a case where the parameters have default values. Wait until
22 // dart:dom_deprecated / dart:html need non-null default values.
23
24 A makeA() native { return new A(); }
25 B makeB() native { return new B(); }
26
27 void setup() native """
28 function A() {}
29 A.prototype.foo = function () { return arguments.length; };
30
31 function B() {}
32 B.prototype.foo = function () { return arguments.length; };
33
34 makeA = function(){return new A;};
35 makeB = function(){return new B;};
36 """;
37
38
39 testDynamicContext() {
40 var things = [makeA(), makeB()];
41 var a = things[0];
42 var b = things[1];
43
44 Expect.throws(() => a.foo());
45 Expect.equals(1, a.foo(10));
46 Expect.throws(() => a.foo(10, 20));
47 Expect.throws(() => a.foo(10, 20, 30));
48
49 Expect.equals(0, b.foo());
50 Expect.equals(1, b.foo(10));
51 Expect.equals(2, b.foo(10, 20));
52 Expect.equals(3, b.foo(10, 20, 30));
53
54 Expect.equals(1, b.foo(x: 10)); // 1 = x
55 Expect.equals(2, b.foo(y: 20)); // 2 = x, y
56 Expect.equals(3, b.foo(z: 30)); // 3 = x, y, z
57 Expect.throws(() => b.foo(10, 20, 30, 40));
58 }
59
60 testStaticContext() {
61 A a = makeA();
62 B b = makeB();
63
64 Expect.throws(() => a.foo());
65 Expect.equals(1, a.foo(10));
66 Expect.throws(() => a.foo(10, 20));
67 Expect.throws(() => a.foo(10, 20, 30));
68
69 Expect.equals(0, b.foo());
70 Expect.equals(1, b.foo(10));
71 Expect.equals(2, b.foo(10, 20));
72 Expect.equals(3, b.foo(10, 20, 30));
73
74 Expect.equals(1, b.foo(x: 10));
75 Expect.equals(2, b.foo(y: 20));
76 Expect.equals(3, b.foo(z: 30));
77 Expect.throws(() => b.foo(10, 20, 30, 40));
78 }
79
80 main() {
81 setup();
82 testDynamicContext();
83 testStaticContext();
84 }
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