dom/bindings/parser/tests/test_bytestring.py

Tue, 06 Jan 2015 21:39:09 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 06 Jan 2015 21:39:09 +0100
branch
TOR_BUG_9701
changeset 8
97036ab72558
permissions
-rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 # -*- coding: UTF-8 -*-
     3 import WebIDL
     5 def WebIDLTest(parser, harness):
     6     parser.parse("""
     7         interface TestByteString {
     8           attribute ByteString bs;
     9           attribute DOMString ds;
    10           };
    11     """)
    13     results = parser.finish();
    15     harness.ok(True, "TestByteString interface parsed without error.")
    17     harness.check(len(results), 1, "Should be one production")
    18     harness.ok(isinstance(results[0], WebIDL.IDLInterface),
    19                "Should be an IDLInterface")
    20     iface = results[0]
    21     harness.check(iface.identifier.QName(), "::TestByteString", "Interface has the right QName")
    22     harness.check(iface.identifier.name, "TestByteString", "Interface has the right name")
    23     harness.check(iface.parent, None, "Interface has no parent")
    25     members = iface.members
    26     harness.check(len(members), 2, "Should be two productions")
    28     attr = members[0]
    29     harness.ok(isinstance(attr, WebIDL.IDLAttribute), "Should be an IDLAttribute")
    30     harness.check(attr.identifier.QName(), "::TestByteString::bs", "Attr has correct QName")
    31     harness.check(attr.identifier.name, "bs", "Attr has correct name")
    32     harness.check(str(attr.type), "ByteString", "Attr type is the correct name")
    33     harness.ok(attr.type.isByteString(), "Should be ByteString type")
    34     harness.ok(attr.type.isString(), "Should be String collective type")
    35     harness.ok(not attr.type.isDOMString(), "Should be not be DOMString type")
    37     # now check we haven't broken DOMStrings in the process.
    38     attr = members[1]
    39     harness.ok(isinstance(attr, WebIDL.IDLAttribute), "Should be an IDLAttribute")
    40     harness.check(attr.identifier.QName(), "::TestByteString::ds", "Attr has correct QName")
    41     harness.check(attr.identifier.name, "ds", "Attr has correct name")
    42     harness.check(str(attr.type), "String", "Attr type is the correct name")
    43     harness.ok(attr.type.isDOMString(), "Should be DOMString type")
    44     harness.ok(attr.type.isString(), "Should be String collective type")
    45     harness.ok(not attr.type.isByteString(), "Should be not be ByteString type")
    47     # Cannot represent constant ByteString in IDL.
    48     threw = False
    49     try:
    50         parser.parse("""
    51             interface ConstByteString {
    52               const ByteString foo = "hello"
    53               };
    54         """)
    55     except WebIDL.WebIDLError:
    56         threw = True
    57     harness.ok(threw, "Should have thrown a WebIDL error")
    59     # Cannot have optional ByteStrings with default values
    60     threw = False
    61     try:
    62         parser.parse("""
    63             interface OptionalByteString {
    64               void passByteString(optional ByteString arg = "hello");
    65               };
    66         """)
    67         results2 = parser.finish();
    68     except WebIDL.WebIDLError:
    69         threw = True
    71     harness.ok(threw, "Should have thrown a WebIDL error")

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