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const function check: Added more unit tests

This commit is contained in:
Robert Reif 2010-08-10 07:48:09 +02:00 committed by Daniel Marjamäki
parent 483a3ddfe1
commit 988b43d419
1 changed files with 126 additions and 2 deletions
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128
test/testclass.cpp
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@ -134,6 +134,7 @@ private:
TEST_CASE(const27); // ticket #1882
TEST_CASE(const28); // ticket #1883
TEST_CASE(const29); // ticket #1922
TEST_CASE(const30);
TEST_CASE(constoperator1); // operator< can often be const
TEST_CASE(constoperator2); // operator<<
TEST_CASE(constincdec); // increment/decrement => non-const
@ -3723,8 +3724,131 @@ private:
"char* test::get()\n"
"{\n"
" return value_;\n"
"}\n"
);
"}\n");
ASSERT_EQUALS("", errout.str());
}
void const30()
{
// check for false negatives
checkConst("class Base {\n"
"public:\n"
" int a;\n"
"};\n"
"class Derived : public Base {\n"
"public:\n"
" int get() {\n"
" return a;\n"
" }\n"
"};\n");
ASSERT_EQUALS("[test.cpp:7]: (style) The function 'Derived::get' can be const\n", errout.str());
checkConst("class Base1 {\n"
"public:\n"
" int a;\n"
"};\n"
"class Base2 {\n"
"public:\n"
" int b;\n"
"};\n"
"class Derived : public Base1, public Base2 {\n"
"public:\n"
" int getA() {\n"
" return a;\n"
" }\n"
" int getB() {\n"
" return b;\n"
" }\n"
"};\n");
ASSERT_EQUALS("[test.cpp:11]: (style) The function 'Derived::getA' can be const\n"
"[test.cpp:14]: (style) The function 'Derived::getB' can be const\n", errout.str());
checkConst("class Base {\n"
"public:\n"
" int a;\n"
"};\n"
"class Derived1 : public Base { };\n"
"class Derived2 : public Derived1 {\n"
"public:\n"
" int get() {\n"
" return a;\n"
" }\n"
"};\n");
ASSERT_EQUALS("[test.cpp:8]: (style) The function 'Derived2::get' can be const\n", errout.str());
checkConst("class Base {\n"
"public:\n"
" int a;\n"
"};\n"
"class Derived1 : public Base { };\n"
"class Derived2 : public Derived1 { };\n"
"class Derived3 : public Derived2 { };\n"
"class Derived4 : public Derived3 {\n"
"public:\n"
" int get() {\n"
" return a;\n"
" }\n"
"};\n");
ASSERT_EQUALS("[test.cpp:10]: (style) The function 'Derived4::get' can be const\n", errout.str());
// check for false positives
checkConst("class Base {\n"
"public:\n"
" int a;\n"
"};\n"
"class Derived : public Base {\n"
"public:\n"
" int get() const {\n"
" return a;\n"
" }\n"
"};\n");
ASSERT_EQUALS("", errout.str());
checkConst("class Base1 {\n"
"public:\n"
" int a;\n"
"};\n"
"class Base2 {\n"
"public:\n"
" int b;\n"
"};\n"
"class Derived : public Base1, public Base2 {\n"
"public:\n"
" int getA() const {\n"
" return a;\n"
" }\n"
" int getB() const {\n"
" return b;\n"
" }\n"
"};\n");
ASSERT_EQUALS("", errout.str());
checkConst("class Base {\n"
"public:\n"
" int a;\n"
"};\n"
"class Derived1 : public Base { };\n"
"class Derived2 : public Derived1 {\n"
"public:\n"
" int get() const {\n"
" return a;\n"
" }\n"
"};\n");
ASSERT_EQUALS("", errout.str());
checkConst("class Base {\n"
"public:\n"
" int a;\n"
"};\n"
"class Derived1 : public Base { };\n"
"class Derived2 : public Derived1 { };\n"
"class Derived3 : public Derived2 { };\n"
"class Derived4 : public Derived3 {\n"
"public:\n"
" int get() const {\n"
" return a;\n"
" }\n"
"};\n");
ASSERT_EQUALS("", errout.str());
}