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# Copyright (c) Meta Platforms, Inc. and affiliates.
# SPDX-License-Identifier: LGPL-2.1-or-later
from drgn import Language, Qualifiers, TypeEnumerator, TypeMember
from tests import MockProgramTestCase
class TestFormatTypeName(MockProgramTestCase):
def setUp(self):
super().setUp()
self.prog.language = Language.CPP
def test_tagged(self):
for keyword in ("struct", "union", "class"):
with self.subTest(keyword=keyword):
constructor = getattr(self.prog, keyword + "_type")
self.assertEqual(
constructor(
"foo",
4,
(TypeMember(self.prog.int_type("int", 4, True), "foo", 0),),
).type_name(),
"foo",
)
with self.subTest(keyword="enum"):
self.assertEqual(
self.prog.enum_type(
"foo",
self.prog.int_type("int", 4, True),
(TypeEnumerator("FOO", 1),),
).type_name(),
"foo",
)
def test_qualified_tagged(self):
for keyword in ("struct", "union", "class"):
with self.subTest(keyword=keyword):
constructor = getattr(self.prog, keyword + "_type")
self.assertEqual(
constructor(
"foo",
4,
(TypeMember(self.prog.int_type("int", 4, True), "foo", 0),),
qualifiers=Qualifiers.CONST,
).type_name(),
"const foo",
)
with self.subTest(keyword="enum"):
self.assertEqual(
self.prog.enum_type(
"foo",
self.prog.int_type("int", 4, True),
(TypeEnumerator("FOO", 1),),
qualifiers=Qualifiers.CONST,
).type_name(),
"const foo",
)
def test_anonymous_tagged(self):
for keyword in ("struct", "union", "class"):
with self.subTest(keyword=keyword):
constructor = getattr(self.prog, keyword + "_type")
self.assertEqual(
constructor(
None,
4,
(TypeMember(self.prog.int_type("int", 4, True), "foo", 0),),
).type_name(),
keyword + " <anonymous>",
)
with self.subTest(keyword="enum"):
self.assertEqual(
self.prog.enum_type(
None,
self.prog.int_type("int", 4, True),
(TypeEnumerator("FOO", 1),),
).type_name(),
"enum <anonymous>",
)
def test_qualified_anonymous_tagged(self):
for keyword in ("struct", "union", "class"):
with self.subTest(keyword=keyword):
constructor = getattr(self.prog, keyword + "_type")
self.assertEqual(
constructor(
None,
4,
(TypeMember(self.prog.int_type("int", 4, True), "foo", 0),),
qualifiers=Qualifiers.CONST,
).type_name(),
"const " + keyword + " <anonymous>",
)
with self.subTest(keyword="enum"):
self.assertEqual(
self.prog.enum_type(
None,
self.prog.int_type("int", 4, True),
(TypeEnumerator("FOO", 1),),
qualifiers=Qualifiers.CONST,
).type_name(),
"const enum <anonymous>",
)
class TestFormatType(MockProgramTestCase):
def setUp(self):
super().setUp()
self.prog.language = Language.CPP
def test_tagged(self):
for keyword in ("struct", "union", "class"):
with self.subTest(keyword=keyword):
constructor = getattr(self.prog, keyword + "_type")
self.assertEqual(
str(
constructor(
"foo",
4,
(TypeMember(self.prog.int_type("int", 4, True), "foo", 0),),
)
),
f"""\
{keyword} foo {{
int foo;
}}""",
)
with self.subTest(keyword="enum"):
self.assertEqual(
str(
self.prog.enum_type(
"foo",
self.prog.int_type("int", 4, True),
(TypeEnumerator("FOO", 1),),
)
),
"""\
enum foo {
FOO = 1,
}""",
)
def test_anonymous_tagged(self):
for keyword in ("struct", "union", "class"):
with self.subTest(keyword=keyword):
constructor = getattr(self.prog, keyword + "_type")
self.assertEqual(
str(
constructor(
None,
4,
(TypeMember(self.prog.int_type("int", 4, True), "foo", 0),),
)
),
f"""\
{keyword} {{
int foo;
}}""",
)
with self.subTest(keyword="enum"):
self.assertEqual(
str(
self.prog.enum_type(
None,
self.prog.int_type("int", 4, True),
(TypeEnumerator("FOO", 1),),
)
),
"""\
enum {
FOO = 1,
}""",
)
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