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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /dom/bindings/parser/tests/test_nullable_equivalency.py | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/bindings/parser/tests/test_nullable_equivalency.py')
-rw-r--r-- | dom/bindings/parser/tests/test_nullable_equivalency.py | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/dom/bindings/parser/tests/test_nullable_equivalency.py b/dom/bindings/parser/tests/test_nullable_equivalency.py new file mode 100644 index 000000000..2b48b615d --- /dev/null +++ b/dom/bindings/parser/tests/test_nullable_equivalency.py @@ -0,0 +1,115 @@ +import WebIDL + +def WebIDLTest(parser, harness): + parser.parse(""" + interface TestNullableEquivalency1 { + attribute long a; + attribute long? b; + }; + + interface TestNullableEquivalency2 { + attribute ArrayBuffer a; + attribute ArrayBuffer? b; + }; + + /* Can't have dictionary-valued attributes, so can't test that here */ + + enum TestNullableEquivalency4Enum { + "Foo", + "Bar" + }; + + interface TestNullableEquivalency4 { + attribute TestNullableEquivalency4Enum a; + attribute TestNullableEquivalency4Enum? b; + }; + + interface TestNullableEquivalency5 { + attribute TestNullableEquivalency4 a; + attribute TestNullableEquivalency4? b; + }; + + interface TestNullableEquivalency6 { + attribute boolean a; + attribute boolean? b; + }; + + interface TestNullableEquivalency7 { + attribute DOMString a; + attribute DOMString? b; + }; + + interface TestNullableEquivalency8 { + attribute float a; + attribute float? b; + }; + + interface TestNullableEquivalency9 { + attribute double a; + attribute double? b; + }; + + interface TestNullableEquivalency10 { + attribute object a; + attribute object? b; + }; + """) + + for decl in parser.finish(): + if decl.isInterface(): + checkEquivalent(decl, harness) + +def checkEquivalent(iface, harness): + type1 = iface.members[0].type + type2 = iface.members[1].type + + harness.check(type1.nullable(), False, 'attr1 should not be nullable') + harness.check(type2.nullable(), True, 'attr2 should be nullable') + + # We don't know about type1, but type2, the nullable type, definitely + # shouldn't be builtin. + harness.check(type2.builtin, False, 'attr2 should not be builtin') + + # Ensure that all attributes of type2 match those in type1, except for: + # - names on an ignore list, + # - names beginning with '_', + # - functions which throw when called with no args, and + # - class-level non-callables ("static variables"). + # + # Yes, this is an ugly, fragile hack. But it finds bugs... + for attr in dir(type1): + if attr.startswith('_') or \ + attr in ['nullable', 'builtin', 'filename', 'location', + 'inner', 'QName', 'getDeps', 'name'] or \ + (hasattr(type(type1), attr) and not callable(getattr(type1, attr))): + continue + + a1 = getattr(type1, attr) + + if callable(a1): + try: + v1 = a1() + except: + # Can't call a1 with no args, so skip this attriute. + continue + + try: + a2 = getattr(type2, attr) + except: + harness.ok(False, 'Missing %s attribute on type %s in %s' % (attr, type2, iface)) + continue + + if not callable(a2): + harness.ok(False, "%s attribute on type %s in %s wasn't callable" % (attr, type2, iface)) + continue + + v2 = a2() + harness.check(v2, v1, '%s method return value' % attr) + else: + try: + a2 = getattr(type2, attr) + except: + harness.ok(False, 'Missing %s attribute on type %s in %s' % (attr, type2, iface)) + continue + + harness.check(a2, a1, '%s attribute should match' % attr) |