browser/devtools/debugger/test/browser_dbg_parser-10.js

branch
TOR_BUG_9701
changeset 15
b8a032363ba2
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-1:000000000000 0:bc587292a3ed
1 /* Any copyright is dedicated to the Public Domain.
2 http://creativecommons.org/publicdomain/zero/1.0/ */
3
4 /**
5 * Test that creating an evaluation string for certain nodes works properly.
6 */
7
8 function test() {
9 let { Parser, ParserHelpers, SyntaxTreeVisitor } =
10 Cu.import("resource:///modules/devtools/Parser.jsm", {});
11
12 function verify(source, predicate, string) {
13 let ast = Parser.reflectionAPI.parse(source);
14 let node = SyntaxTreeVisitor.filter(ast, predicate).pop();
15 let info = ParserHelpers.getIdentifierEvalString(node);
16 is(info, string, "The identifier evaluation string is correct.");
17 }
18
19 // Indentifier or Literal
20
21 verify("foo", e => e.type == "Identifier", "foo");
22 verify("undefined", e => e.type == "Identifier", "undefined");
23 verify("null", e => e.type == "Literal", "null");
24 verify("42", e => e.type == "Literal", "42");
25 verify("true", e => e.type == "Literal", "true");
26 verify("\"nasu\"", e => e.type == "Literal", "\"nasu\"");
27
28 // MemberExpression or ThisExpression
29
30 verify("this", e => e.type == "ThisExpression", "this");
31 verify("foo.bar", e => e.name == "foo", "foo");
32 verify("foo.bar", e => e.name == "bar", "foo.bar");
33
34 // MemberExpression + ThisExpression
35
36 verify("this.foo.bar", e => e.type == "ThisExpression", "this");
37 verify("this.foo.bar", e => e.name == "foo", "this.foo");
38 verify("this.foo.bar", e => e.name == "bar", "this.foo.bar");
39
40 verify("foo.this.bar", e => e.name == "foo", "foo");
41 verify("foo.this.bar", e => e.name == "this", "foo.this");
42 verify("foo.this.bar", e => e.name == "bar", "foo.this.bar");
43
44 // ObjectExpression + VariableDeclarator
45
46 verify("let foo={bar:baz}", e => e.name == "baz", "baz");
47 verify("let foo={bar:undefined}", e => e.name == "undefined", "undefined");
48 verify("let foo={bar:null}", e => e.type == "Literal", "null");
49 verify("let foo={bar:42}", e => e.type == "Literal", "42");
50 verify("let foo={bar:true}", e => e.type == "Literal", "true");
51 verify("let foo={bar:\"nasu\"}", e => e.type == "Literal", "\"nasu\"");
52 verify("let foo={bar:this}", e => e.type == "ThisExpression", "this");
53
54 verify("let foo={bar:{nested:baz}}", e => e.name == "baz", "baz");
55 verify("let foo={bar:{nested:undefined}}", e => e.name == "undefined", "undefined");
56 verify("let foo={bar:{nested:null}}", e => e.type == "Literal", "null");
57 verify("let foo={bar:{nested:42}}", e => e.type == "Literal", "42");
58 verify("let foo={bar:{nested:true}}", e => e.type == "Literal", "true");
59 verify("let foo={bar:{nested:\"nasu\"}}", e => e.type == "Literal", "\"nasu\"");
60 verify("let foo={bar:{nested:this}}", e => e.type == "ThisExpression", "this");
61
62 verify("let foo={bar:baz}", e => e.name == "bar", "foo.bar");
63 verify("let foo={bar:baz}", e => e.name == "foo", "foo");
64
65 verify("let foo={bar:{nested:baz}}", e => e.name == "nested", "foo.bar.nested");
66 verify("let foo={bar:{nested:baz}}", e => e.name == "bar", "foo.bar");
67 verify("let foo={bar:{nested:baz}}", e => e.name == "foo", "foo");
68
69 // ObjectExpression + MemberExpression
70
71 verify("parent.foo={bar:baz}", e => e.name == "bar", "parent.foo.bar");
72 verify("parent.foo={bar:baz}", e => e.name == "foo", "parent.foo");
73 verify("parent.foo={bar:baz}", e => e.name == "parent", "parent");
74
75 verify("parent.foo={bar:{nested:baz}}", e => e.name == "nested", "parent.foo.bar.nested");
76 verify("parent.foo={bar:{nested:baz}}", e => e.name == "bar", "parent.foo.bar");
77 verify("parent.foo={bar:{nested:baz}}", e => e.name == "foo", "parent.foo");
78 verify("parent.foo={bar:{nested:baz}}", e => e.name == "parent", "parent");
79
80 verify("this.foo={bar:{nested:baz}}", e => e.name == "nested", "this.foo.bar.nested");
81 verify("this.foo={bar:{nested:baz}}", e => e.name == "bar", "this.foo.bar");
82 verify("this.foo={bar:{nested:baz}}", e => e.name == "foo", "this.foo");
83 verify("this.foo={bar:{nested:baz}}", e => e.type == "ThisExpression", "this");
84
85 verify("this.parent.foo={bar:{nested:baz}}", e => e.name == "nested", "this.parent.foo.bar.nested");
86 verify("this.parent.foo={bar:{nested:baz}}", e => e.name == "bar", "this.parent.foo.bar");
87 verify("this.parent.foo={bar:{nested:baz}}", e => e.name == "foo", "this.parent.foo");
88 verify("this.parent.foo={bar:{nested:baz}}", e => e.name == "parent", "this.parent");
89 verify("this.parent.foo={bar:{nested:baz}}", e => e.type == "ThisExpression", "this");
90
91 verify("parent.this.foo={bar:{nested:baz}}", e => e.name == "nested", "parent.this.foo.bar.nested");
92 verify("parent.this.foo={bar:{nested:baz}}", e => e.name == "bar", "parent.this.foo.bar");
93 verify("parent.this.foo={bar:{nested:baz}}", e => e.name == "foo", "parent.this.foo");
94 verify("parent.this.foo={bar:{nested:baz}}", e => e.name == "this", "parent.this");
95 verify("parent.this.foo={bar:{nested:baz}}", e => e.name == "parent", "parent");
96
97 // FunctionExpression
98
99 verify("function foo(){}", e => e.name == "foo", "foo");
100 verify("var foo=function(){}", e => e.name == "foo", "foo");
101 verify("var foo=function bar(){}", e => e.name == "bar", "bar");
102
103 // New/CallExpression
104
105 verify("foo()", e => e.name == "foo", "foo");
106 verify("new foo()", e => e.name == "foo", "foo");
107
108 verify("foo(bar)", e => e.name == "bar", "bar");
109 verify("foo(bar, baz)", e => e.name == "baz", "baz");
110 verify("foo(undefined)", e => e.name == "undefined", "undefined");
111 verify("foo(null)", e => e.type == "Literal", "null");
112 verify("foo(42)", e => e.type == "Literal", "42");
113 verify("foo(true)", e => e.type == "Literal", "true");
114 verify("foo(\"nasu\")", e => e.type == "Literal", "\"nasu\"");
115 verify("foo(this)", e => e.type == "ThisExpression", "this");
116
117 // New/CallExpression + ObjectExpression + MemberExpression
118
119 verify("fun(this.parent.foo={bar:{nested:baz}})", e => e.name == "nested", "this.parent.foo.bar.nested");
120 verify("fun(this.parent.foo={bar:{nested:baz}})", e => e.name == "bar", "this.parent.foo.bar");
121 verify("fun(this.parent.foo={bar:{nested:baz}})", e => e.name == "foo", "this.parent.foo");
122 verify("fun(this.parent.foo={bar:{nested:baz}})", e => e.name == "parent", "this.parent");
123 verify("fun(this.parent.foo={bar:{nested:baz}})", e => e.type == "ThisExpression", "this");
124 verify("fun(this.parent.foo={bar:{nested:baz}})", e => e.name == "fun", "fun");
125
126 finish();
127 }

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