def test_shouldWriteMultipleFunctions(self):
# Given
mockgen = MagicMock()
mockgen.mocks = [
MockInfo(mockname = "mock_func1",
funcname = "func1",
prototype = "void func1(void)",
return_text = "void",
return_hint = ReturnHint.VOID,
args_info = []),
MockInfo(mockname = "mock_func2",
funcname = "func2",
prototype = "void func2(void)",
return_text = "void",
return_hint = ReturnHint.VOID,
args_info = []),
]
mock_c_writer = MockImplementationWriter(self.mockpaths, mockgen)
# When
mock_c_writer.write_implementation(self.cBuffer)
# Then
self.assertEqual(
self.cBuffer.getvalue(),
'#include "mock-mockable.h"\n'
+ boilerplate_includes
+ """pfstest_mock_define(mock_func1, "func1", 0);
void func1(void)
{
pfstest_value_t *__pfstest_return_value =
pfstest_mock_invoke(mock_func1,
NULL);
(void)__pfstest_return_value;
}
pfstest_mock_define(mock_func2, "func2", 0);
void func2(void)
{
pfstest_value_t *__pfstest_return_value =
pfstest_mock_invoke(mock_func2,
NULL);
(void)__pfstest_return_value;
}
"""
)
def test_shouldWritePointerParameter(self):
# Given
mockgen = MagicMock()
mockgen.mocks = [
MockInfo(mockname = "mock_func1",
funcname = "func1",
prototype = "void func1(char *__pfstest_arg_0)",
return_text = "void",
return_hint = ReturnHint.VOID,
args_info = [ArgInfo('__pfstest_arg_0',
ArgHint.POINTER)]
)]
mock_c_writer = MockImplementationWriter(self.mockpaths, mockgen)
# When
mock_c_writer.write_implementation(self.cBuffer)
# Then
self.assertEqual(
self.cBuffer.getvalue(),
'#include "mock-mockable.h"\n'
+ boilerplate_includes
+ """pfstest_mock_define(mock_func1, "func1", 1);
void func1(char *__pfstest_arg_0)
{
pfstest_value_t *__pfstest_return_value =
pfstest_mock_invoke(mock_func1,
NULL,
pfstest_the_pointer(__pfstest_arg_0));
(void)__pfstest_return_value;
}
"""
)
def test_shouldHandlePointerReturnTypes(self):
# Given
mockgen = MagicMock()
mockgen.mocks = [
MockInfo(mockname = "mock_func1",
funcname = "func1",
prototype = "char *func1(void)",
return_text = "char *",
return_hint = ReturnHint.POINTER,
args_info = [])
]
mock_c_writer = MockImplementationWriter(self.mockpaths, mockgen)
# When
mock_c_writer.write_implementation(self.cBuffer)
# Then
self.assertEqual(
self.cBuffer.getvalue(),
'#include "mock-mockable.h"\n'
+ boilerplate_includes
+ """pfstest_mock_define(mock_func1, "func1", 0);
char *func1(void)
{
char * __pfstest_default_return = NULL;
pfstest_value_t *__pfstest_return_value =
pfstest_mock_invoke(mock_func1,
pfstest_the_pointer(__pfstest_default_return));
return (char *)pfstest_value_data(__pfstest_return_value);
}
"""
)
def test_shouldWriteHeader(self):
# Given
mockpaths = MagicMock()
mockpaths.headerrelpath = "mockable.h"
mockpaths.guardmacro = "MOCK_MOCKABLE_H"
mockgen = MagicMock()
mockgen.mocks = [
MockInfo(mockname="mock_func1",
funcname="",
prototype="",
return_text="",
return_hint="",
args_info=[]),
MockInfo(mockname="mock_func2",
funcname="",
prototype="",
return_text="",
return_hint="",
args_info=[])
]
mock_h_writer = MockHeaderWriter(mockpaths, mockgen)
# When
mock_h_writer.write_header(self.hBuffer)
# Then
self.assertEqual(
self.hBuffer.getvalue(), """#ifndef MOCK_MOCKABLE_H
#define MOCK_MOCKABLE_H
#include "mockable.h"
#include "pfstest-mock.h"
pfstest_mock_declare(mock_func1);
pfstest_mock_declare(mock_func2);
#endif /* !defined(MOCK_MOCKABLE_H) */
""")
def test_shouldGenerateMultipleMocks(self):
# Given
mgen = MockGenerator(
self.mpaths, cgen,
cparser.parse("void func1(void);" + "void func2(void);",
defaulthname))
# When
mocks = mgen.mocks
# Then
self.assertEqual(mocks, [
MockInfo(mockname="mock_func1",
funcname="func1",
prototype="void func1(void)",
return_text="void",
return_hint=ReturnHint.VOID,
args_info=[]),
MockInfo(mockname="mock_func2",
funcname="func2",
prototype="void func2(void)",
return_text="void",
return_hint=ReturnHint.VOID,
args_info=[])
])
def test_shouldHandleSimplePrimitiveReturnType(self):
# Given
mgen = MockGenerator(self.mpaths, cgen,
cparser.parse("int func1(void);", defaulthname))
# When
mocks = mgen.mocks
# Then
self.assertEqual(mocks, [
MockInfo(mockname="mock_func1",
funcname="func1",
prototype="int func1(void)",
return_text="int",
return_hint=ReturnHint.PRIMITIVE,
args_info=[])
])
def test_shouldHandlePointerReturnType(self):
# Given
mgen = MockGenerator(self.mpaths, cgen,
cparser.parse("char *func1(void);", defaulthname))
# When
mocks = mgen.mocks
# Then
self.assertEqual(mocks, [
MockInfo(mockname="mock_func1",
funcname="func1",
prototype="char *func1(void)",
return_text="char *",
return_hint=ReturnHint.POINTER,
args_info=[])
])
def test_shouldHandleCompoundTypeSpecifierInReturnType(self):
# Given
mgen = MockGenerator(
self.mpaths, cgen,
cparser.parse("unsigned long int func1(void);", defaulthname))
# When
mocks = mgen.mocks
# Then
self.assertEqual(mocks,
[MockInfo(mockname = "mock_func1",
funcname = "func1",
prototype = \
"unsigned long int func1(void)",
return_text = "unsigned long int",
return_hint = ReturnHint.PRIMITIVE,
args_info = [])
])
def test_shouldHandlePrimitiveParam(self):
# Given
mgen = MockGenerator(self.mpaths, cgen,
cparser.parse("void func1(int);", defaulthname))
# When
mocks = mgen.mocks
# Then
self.assertEqual(mocks,
[MockInfo(mockname = "mock_func1",
funcname = "func1",
prototype = \
"void func1(int __pfstest_arg_0)",
return_text = "void",
return_hint = ReturnHint.VOID,
args_info = [ArgInfo("__pfstest_arg_0",
ArgHint.BLOB)])
])
def test_shouldSkipDuplicateFunctionDeclarations(self):
source = """
void func1(void);
void func1(void);
"""
mgen = MockGenerator(self.mpaths, cgen,
cparser.parse(source, defaulthname))
# When
mocks = mgen.mocks
# Then
self.assertEqual(mocks, [
MockInfo(mockname="mock_func1",
funcname="func1",
prototype="void func1(void)",
return_text="void",
return_hint=ReturnHint.VOID,
args_info=[])
])
def test_shouldUseTypedefsForReturnHints(self):
# Given
source = """
typedef char *charp;
charp func1(void);
"""
mgen = MockGenerator(self.mpaths, cgen,
cparser.parse(source, defaulthname))
# When
mocks = mgen.mocks
# Then
self.assertEqual(mocks, [
MockInfo(mockname="mock_func1",
funcname="func1",
prototype="charp func1(void)",
return_text="charp",
return_hint=ReturnHint.POINTER,
args_info=[])
])
def test_shouldIgnoreFuncDeclsFromIncludedFiles(self):
# Given
source = """
# 1 "another-header.h"
int func2(int);
# 1 "../mockable.h"
void func1(void);
"""
mgen = MockGenerator(self.mpaths, cgen,
cparser.parse(source, defaulthname))
# When
mocks = mgen.mocks
# Then
self.assertEqual(mocks, [
MockInfo(mockname="mock_func1",
funcname="func1",
prototype="void func1(void)",
return_text="void",
return_hint=ReturnHint.VOID,
args_info=[])
])
def test_shouldUseTypedefsForArgHints(self):
# Given
source = """
typedef char *charp;
void func1(charp cp);
"""
mgen = MockGenerator(self.mpaths, cgen,
cparser.parse(source, defaulthname))
# When
mocks = mgen.mocks
# Then
self.assertEqual(mocks,
[MockInfo(mockname = "mock_func1",
funcname = "func1",
prototype = \
"void func1(charp __pfstest_arg_0)",
return_text = "void",
return_hint = ReturnHint.VOID,
args_info = [ArgInfo("__pfstest_arg_0",
ArgHint.POINTER)])
])
def test_shouldHandleStructReturnTypes(self):
# Given
mockgen = MagicMock()
mockgen.mocks = [
MockInfo(mockname = "mock_func1",
funcname = "func1",
prototype = "struct foo func1(void)",
return_text = "struct foo",
return_hint = ReturnHint.BLOB,
args_info = [])
]
mock_c_writer = MockImplementationWriter(self.mockpaths, mockgen)
# When
mock_c_writer.write_implementation(self.cBuffer)
# Then
self.assertEqual(
self.cBuffer.getvalue(),
'#include "mock-mockable.h"\n'
+ boilerplate_includes
+ """pfstest_mock_define(mock_func1, "func1", 0);
struct foo func1(void)
{
struct foo __pfstest_default_return;
memset(&__pfstest_default_return, 0, sizeof(__pfstest_default_return));
pfstest_value_t *__pfstest_return_value =
pfstest_mock_invoke(mock_func1,
pfstest_the_memory(
&__pfstest_default_return,
sizeof(__pfstest_default_return)));
return *(struct foo *)pfstest_value_data(__pfstest_return_value);
}
"""
)
def test_shouldIgnoreNonFunctionDeclarations(self):
# Given
source = """
extern int i;
struct foo {int a; int b;};
enum bar {A, B};
union baz {int A; char B;};
inline int ifunc(void) { return 0; }
void func1(void);
"""
mgen = MockGenerator(self.mpaths, cgen,
cparser.parse(source, defaulthname))
# When
mocks = mgen.mocks
# Then
self.assertEqual(mocks, [
MockInfo(mockname="mock_func1",
funcname="func1",
prototype="void func1(void)",
return_text="void",
return_hint=ReturnHint.VOID,
args_info=[])
])