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Avoids unnecessary printing of call into to internal buffers;

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Made the universal value printer safer when printing char[];
Removed duplicated code in InvokeWith;
Improved gmock_doctor.py.
This commit is contained in:
zhanyong.wan
2009-05-29 19:50:06 +00:00
parent 16cf473930
commit 9413f2ff61
10 changed files with 390 additions and 275 deletions
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93
scripts/gmock_doctor.py
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@@ -36,7 +36,7 @@ __author__ = 'wan@google.com (Zhanyong Wan)'
import re
import sys
_VERSION = '1.0.0'
_VERSION = '1.0.1'
_COMMON_GMOCK_SYMBOLS = [
# Matchers
@@ -46,8 +46,12 @@ _COMMON_GMOCK_SYMBOLS = [
'AllOf',
'An',
'AnyOf',
'ContainerEq',
'Contains',
'ContainsRegex',
'DoubleEq',
'ElementsAre',
'ElementsAreArray',
'EndsWith',
'Eq',
'Field',
@@ -60,6 +64,8 @@ _COMMON_GMOCK_SYMBOLS = [
'Lt',
'MatcherCast',
'MatchesRegex',
'NanSensitiveDoubleEq',
'NanSensitiveFloatEq',
'Ne',
'Not',
'NotNull',
@@ -67,6 +73,8 @@ _COMMON_GMOCK_SYMBOLS = [
'PointeeIsInitializedProto',
'Property',
'Ref',
'ResultOf',
'SafeMatcherCast',
'StartsWith',
'StrCaseEq',
'StrCaseNe',
@@ -76,7 +84,9 @@ _COMMON_GMOCK_SYMBOLS = [
'TypedEq',
# Actions
'Assign',
'ByRef',
'DeleteArg',
'DoAll',
'DoDefault',
'IgnoreResult',
@@ -84,11 +94,18 @@ _COMMON_GMOCK_SYMBOLS = [
'InvokeArgument',
'InvokeWithoutArgs',
'Return',
'ReturnNew',
'ReturnNull',
'ReturnRef',
'SaveArg',
'SetArgReferee',
'SetArgumentPointee',
'SetArrayArgument',
'SetErrnoAndReturn',
'Throw',
'WithArg',
'WithArgs',
'WithoutArgs',
# Cardinalities
'AnyNumber',
@@ -106,6 +123,9 @@ _COMMON_GMOCK_SYMBOLS = [
'Mock',
]
# Regex for matching source file path and line number in gcc's errors.
_FILE_LINE_RE = r'(?P<file>.*):(?P<line>\d+):\s+'
def _FindAllMatches(regex, s):
"""Generates all matches of regex in string s."""
@@ -128,6 +148,7 @@ def _GenericDiagnoser(short_name, long_name, regex, diagnosis, msg):
(short name of disease, long name of disease, diagnosis).
"""
diagnosis = '%(file)s:%(line)s:' + diagnosis
for m in _FindAllMatches(regex, msg):
yield (short_name, long_name, diagnosis % m.groupdict())
@@ -136,9 +157,9 @@ def _NeedToReturnReferenceDiagnoser(msg):
"""Diagnoses the NRR disease, given the error messages by gcc."""
regex = (r'In member function \'testing::internal::ReturnAction<R>.*\n'
r'(?P<file>.*):(?P<line>\d+):\s+instantiated from here\n'
+ _FILE_LINE_RE + r'instantiated from here\n'
r'.*gmock-actions\.h.*error: creating array with negative size')
diagnosis = """%(file)s:%(line)s:
diagnosis = """
You are using an Return() action in a function that returns a reference.
Please use ReturnRef() instead."""
return _GenericDiagnoser('NRR', 'Need to Return Reference',
@@ -148,11 +169,11 @@ Please use ReturnRef() instead."""
def _NeedToReturnSomethingDiagnoser(msg):
"""Diagnoses the NRS disease, given the error messages by gcc."""
regex = (r'(?P<file>.*):(?P<line>\d+):\s+'
regex = (_FILE_LINE_RE +
r'(instantiated from here\n.'
r'*gmock-actions\.h.*error: void value not ignored)'
r'|(error: control reaches end of non-void function)')
diagnosis = """%(file)s:%(line)s:
diagnosis = """
You are using an action that returns void, but it needs to return
*something*. Please tell it *what* to return. Perhaps you can use
the pattern DoAll(some_action, Return(some_value))?"""
@@ -163,10 +184,10 @@ the pattern DoAll(some_action, Return(some_value))?"""
def _NeedToReturnNothingDiagnoser(msg):
"""Diagnoses the NRN disease, given the error messages by gcc."""
regex = (r'(?P<file>.*):(?P<line>\d+):\s+instantiated from here\n'
regex = (_FILE_LINE_RE + r'instantiated from here\n'
r'.*gmock-actions\.h.*error: return-statement with a value, '
r'in function returning \'void\'')
diagnosis = """%(file)s:%(line)s:
diagnosis = """
You are using an action that returns *something*, but it needs to return
void. Please use a void-returning action instead.
@@ -179,10 +200,10 @@ to re-arrange the order of actions in a DoAll(), if you are using one?"""
def _IncompleteByReferenceArgumentDiagnoser(msg):
"""Diagnoses the IBRA disease, given the error messages by gcc."""
regex = (r'(?P<file>.*):(?P<line>\d+):\s+instantiated from here\n'
regex = (_FILE_LINE_RE + r'instantiated from here\n'
r'.*gmock-printers\.h.*error: invalid application of '
r'\'sizeof\' to incomplete type \'(?P<type>.*)\'')
diagnosis = """%(file)s:%(line)s:
diagnosis = """
In order to mock this function, Google Mock needs to see the definition
of type "%(type)s" - declaration alone is not enough. Either #include
the header that defines it, or change the argument to be passed
@@ -194,9 +215,9 @@ by pointer."""
def _OverloadedFunctionMatcherDiagnoser(msg):
"""Diagnoses the OFM disease, given the error messages by gcc."""
regex = (r'(?P<file>.*):(?P<line>\d+): error: no matching function for '
regex = (_FILE_LINE_RE + r'error: no matching function for '
r'call to \'Truly\(<unresolved overloaded function type>\)')
diagnosis = """%(file)s:%(line)s:
diagnosis = """
The argument you gave to Truly() is an overloaded function. Please tell
gcc which overloaded version you want to use.
@@ -211,10 +232,9 @@ you should write
def _OverloadedFunctionActionDiagnoser(msg):
"""Diagnoses the OFA disease, given the error messages by gcc."""
regex = (r'(?P<file>.*):(?P<line>\d+): error: '
r'no matching function for call to \'Invoke\('
regex = (_FILE_LINE_RE + r'error: no matching function for call to \'Invoke\('
r'<unresolved overloaded function type>')
diagnosis = """%(file)s:%(line)s:
diagnosis = """
You are passing an overloaded function to Invoke(). Please tell gcc
which overloaded version you want to use.
@@ -229,10 +249,10 @@ you should write something like
def _OverloadedMethodActionDiagnoser1(msg):
"""Diagnoses the OMA disease, given the error messages by gcc."""
regex = (r'(?P<file>.*):(?P<line>\d+): error: '
regex = (_FILE_LINE_RE + r'error: '
r'.*no matching function for call to \'Invoke\(.*, '
r'unresolved overloaded function type>')
diagnosis = """%(file)s:%(line)s:
diagnosis = """
The second argument you gave to Invoke() is an overloaded method. Please
tell gcc which overloaded version you want to use.
@@ -250,10 +270,10 @@ you should write something like
def _MockObjectPointerDiagnoser(msg):
"""Diagnoses the MOP disease, given the error messages by gcc."""
regex = (r'(?P<file>.*):(?P<line>\d+): error: request for member '
regex = (_FILE_LINE_RE + r'error: request for member '
r'\'gmock_(?P<method>.+)\' in \'(?P<mock_object>.+)\', '
r'which is of non-class type \'(.*::)*(?P<class_name>.+)\*\'')
diagnosis = """%(file)s:%(line)s:
diagnosis = """
The first argument to ON_CALL() and EXPECT_CALL() must be a mock *object*,
not a *pointer* to it. Please write '*(%(mock_object)s)' instead of
'%(mock_object)s' as your first argument.
@@ -279,9 +299,9 @@ you should use the EXPECT_CALL like this:
def _OverloadedMethodActionDiagnoser2(msg):
"""Diagnoses the OMA disease, given the error messages by gcc."""
regex = (r'(?P<file>.*):(?P<line>\d+): error: no matching function for '
regex = (_FILE_LINE_RE + r'error: no matching function for '
r'call to \'Invoke\(.+, <unresolved overloaded function type>\)')
diagnosis = """%(file)s:%(line)s:
diagnosis = """
The second argument you gave to Invoke() is an overloaded method. Please
tell gcc which overloaded version you want to use.
@@ -299,9 +319,9 @@ you should write something like
def _NeedToUseSymbolDiagnoser(msg):
"""Diagnoses the NUS disease, given the error messages by gcc."""
regex = (r'(?P<file>.*):(?P<line>\d+): error: \'(?P<symbol>.+)\' '
regex = (_FILE_LINE_RE + r'error: \'(?P<symbol>.+)\' '
r'(was not declared in this scope|has not been declared)')
diagnosis = """%(file)s:%(line)s:
diagnosis = """
'%(symbol)s' is defined by Google Mock in the testing namespace.
Did you forget to write
using testing::%(symbol)s;
@@ -315,11 +335,10 @@ Did you forget to write
def _NeedToUseReturnNullDiagnoser(msg):
"""Diagnoses the NRNULL disease, given the error messages by gcc."""
regex = (r'(?P<file>.*):(?P<line>\d+):\s+instantiated from here\n'
regex = (_FILE_LINE_RE + r'instantiated from here\n'
r'.*gmock-actions\.h.*error: invalid conversion from '
r'\'long int\' to \'(?P<type>.+\*)')
diagnosis = """%(file)s:%(line)s:
diagnosis = """
You are probably calling Return(NULL) and the compiler isn't sure how to turn
NULL into a %(type)s*. Use ReturnNull() instead.
Note: the line number may be off; please fix all instances of Return(NULL)."""
@@ -330,13 +349,11 @@ Note: the line number may be off; please fix all instances of Return(NULL)."""
def _WrongMockMethodMacroDiagnoser(msg):
"""Diagnoses the WMM disease, given the error messages by gcc."""
regex = (r'(?P<file>.*):(?P<line>\d+):\s+'
regex = (_FILE_LINE_RE +
r'.*this_method_does_not_take_(?P<wrong_args>\d+)_argument.*\n'
r'.*\n'
r'.*candidates are.*FunctionMocker<[^>]+A(?P<args>\d+)\)>'
)
diagnosis = """%(file)s:%(line)s:
r'.*candidates are.*FunctionMocker<[^>]+A(?P<args>\d+)\)>')
diagnosis = """
You are using MOCK_METHOD%(wrong_args)s to define a mock method that has
%(args)s arguments. Use MOCK_METHOD%(args)s (or MOCK_CONST_METHOD%(args)s,
MOCK_METHOD%(args)s_T, MOCK_CONST_METHOD%(args)s_T as appropriate) instead."""
@@ -344,6 +361,21 @@ MOCK_METHOD%(args)s_T, MOCK_CONST_METHOD%(args)s_T as appropriate) instead."""
regex, diagnosis, msg)
def _WrongParenPositionDiagnoser(msg):
"""Diagnoses the WPP disease, given the error messages by gcc."""
regex = (_FILE_LINE_RE +
r'error:.*testing::internal::MockSpec<.* has no member named \''
r'(?P<method>\w+)\'')
diagnosis = """
The closing parenthesis of ON_CALL or EXPECT_CALL should be *before*
".%(method)s". For example, you should write:
EXPECT_CALL(my_mock, Foo(_)).%(method)s(...);
instead of:
EXPECT_CALL(my_mock, Foo(_).%(method)s(...));"""
return _GenericDiagnoser('WPP', 'Wrong parenthesis position',
regex, diagnosis, msg)
_DIAGNOSERS = [
_IncompleteByReferenceArgumentDiagnoser,
@@ -358,6 +390,7 @@ _DIAGNOSERS = [
_OverloadedMethodActionDiagnoser1,
_OverloadedMethodActionDiagnoser2,
_WrongMockMethodMacroDiagnoser,
_WrongParenPositionDiagnoser,
]