The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/tests/ecma_5/extensions/strict-function-statements.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,100 @@
     1.4 +/*
     1.5 + * Any copyright is dedicated to the Public Domain.
     1.6 + * http://creativecommons.org/licenses/publicdomain/
     1.7 + */
     1.8 +
     1.9 +// Ordinary function definitions should be unaffected.
    1.10 +assertEq(testLenientAndStrict("function f() { }",
    1.11 +                              parsesSuccessfully,
    1.12 +                              parsesSuccessfully),
    1.13 +         true);
    1.14 +
    1.15 +// Function statements within blocks are forbidden in strict mode code.
    1.16 +assertEq(testLenientAndStrict("{ function f() { } }",
    1.17 +                              parsesSuccessfully,
    1.18 +                              parseRaisesException(SyntaxError)),
    1.19 +         true);
    1.20 +
    1.21 +// Lambdas are always permitted within blocks.
    1.22 +assertEq(testLenientAndStrict("{ (function f() { }) }",
    1.23 +                              parsesSuccessfully,
    1.24 +                              parsesSuccessfully),
    1.25 +         true);
    1.26 +
    1.27 +// Function statements within any sort of statement are forbidden in strict mode code.
    1.28 +assertEq(testLenientAndStrict("if (true) function f() { }",
    1.29 +                              parsesSuccessfully,
    1.30 +                              parseRaisesException(SyntaxError)),
    1.31 +         true);
    1.32 +assertEq(testLenientAndStrict("while (true) function f() { }",
    1.33 +                              parsesSuccessfully,
    1.34 +                              parseRaisesException(SyntaxError)),
    1.35 +         true);
    1.36 +assertEq(testLenientAndStrict("do function f() { } while (true);",
    1.37 +                              parsesSuccessfully,
    1.38 +                              parseRaisesException(SyntaxError)),
    1.39 +         true);
    1.40 +assertEq(testLenientAndStrict("for(;;) function f() { }",
    1.41 +                              parsesSuccessfully,
    1.42 +                              parseRaisesException(SyntaxError)),
    1.43 +         true);
    1.44 +assertEq(testLenientAndStrict("for(x in []) function f() { }",
    1.45 +                              parsesSuccessfully,
    1.46 +                              parseRaisesException(SyntaxError)),
    1.47 +         true);
    1.48 +assertEq(testLenientAndStrict("with(o) function f() { }",
    1.49 +                              parsesSuccessfully,
    1.50 +                              parseRaisesException(SyntaxError)),
    1.51 +         true);
    1.52 +assertEq(testLenientAndStrict("switch(1) { case 1: function f() { } }",
    1.53 +                              parsesSuccessfully,
    1.54 +                              parseRaisesException(SyntaxError)),
    1.55 +         true);
    1.56 +assertEq(testLenientAndStrict("x: function f() { }",
    1.57 +                              parsesSuccessfully,
    1.58 +                              parseRaisesException(SyntaxError)),
    1.59 +         true);
    1.60 +assertEq(testLenientAndStrict("try { function f() { } } catch (x) { }",
    1.61 +                              parsesSuccessfully,
    1.62 +                              parseRaisesException(SyntaxError)),
    1.63 +         true);
    1.64 +
    1.65 +// Lambdas are always permitted within any sort of statement.
    1.66 +assertEq(testLenientAndStrict("if (true) (function f() { })",
    1.67 +                              parsesSuccessfully,
    1.68 +                              parsesSuccessfully),
    1.69 +         true);
    1.70 +
    1.71 +// Function statements are permitted in blocks within lenient functions.
    1.72 +assertEq(parsesSuccessfully("function f() { function g() { } }"),
    1.73 +         true);
    1.74 +
    1.75 +// Function statements are permitted in any statement within lenient functions.
    1.76 +assertEq(parsesSuccessfully("function f() { if (true) function g() { } }"),
    1.77 +         true);
    1.78 +
    1.79 +assertEq(parseRaisesException(SyntaxError)
    1.80 +         ("function f() { 'use strict'; if (true) function g() { } }"),
    1.81 +         true);
    1.82 +
    1.83 +assertEq(parseRaisesException(SyntaxError)
    1.84 +         ("function f() { 'use strict'; { function g() { } } }"),
    1.85 +         true);
    1.86 +
    1.87 +assertEq(parsesSuccessfully("function f() { 'use strict'; if (true) (function g() { }) }"),
    1.88 +         true);
    1.89 +
    1.90 +assertEq(parsesSuccessfully("function f() { 'use strict'; { (function g() { }) } }"),
    1.91 +         true);
    1.92 +
    1.93 +// Eval should behave the same way. (The parse-only tests use the Function constructor.)
    1.94 +assertEq(testLenientAndStrict("function f() { }",
    1.95 +                              completesNormally,
    1.96 +                              completesNormally),
    1.97 +         true);
    1.98 +assertEq(testLenientAndStrict("{ function f() { } }",
    1.99 +                              completesNormally,
   1.100 +                              raisesException(SyntaxError)),
   1.101 +         true);
   1.102 +
   1.103 +reportCompare(true, true);