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Added few memset test cases

This commit is contained in:
Reijo Tomperi 2009-09-02 23:32:15 +03:00
parent 8ab26e85cf
commit 7569bda227
1 changed files with 71 additions and 0 deletions
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71
test/testclass.cpp
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@ -62,6 +62,8 @@ private:
TEST_CASE(noConstructor2);
TEST_CASE(operatorEq1);
TEST_CASE(memsetOnStruct);
TEST_CASE(memsetOnClass);
}
@ -630,6 +632,75 @@ private:
ASSERT_EQUALS("", errout.str());
}
void checkNoMemset(const char code[])
{
// Tokenize..
Tokenizer tokenizer;
std::istringstream istr(code);
tokenizer.tokenize(istr, "test.cpp");
// Clear the error log
errout.str("");
// Check..
Settings settings;
CheckClass checkClass(&tokenizer, &settings, this);
checkClass.noMemset();
}
void memsetOnClass()
{
checkNoMemset("class A\n"
"{\n"
"};\n"
"void f()\n"
"{\n"
" A fail;\n"
" memset(&fail, 0, sizeof(A));\n"
"}\n");
ASSERT_EQUALS("[test.cpp:7]: (error) Using 'memset' on class\n", errout.str());
checkNoMemset("struct A\n"
"{\n"
"};\n"
"void f()\n"
"{\n"
" struct A fail;\n"
" memset(&fail, 0, sizeof(A));\n"
"}\n");
ASSERT_EQUALS("", errout.str());
}
void memsetOnStruct()
{
checkNoMemset("class A\n"
"{\n"
" void g( struct sockaddr_in6& a);\n"
"private:\n"
" std::string b; \n"
"};\n"
"void f()\n"
"{\n"
" struct sockaddr_in6 fail;\n"
" memset(&fail, 0, sizeof(struct sockaddr_in6));\n"
"}\n");
TODO_ASSERT_EQUALS("", errout.str());
checkNoMemset("struct A\n"
"{\n"
" void g( struct sockaddr_in6& a);\n"
"private:\n"
" std::string b; \n"
"};\n"
"void f()\n"
"{\n"
" struct A fail;\n"
" memset(&fail, 0, sizeof(struct A));\n"
"}\n");
ASSERT_EQUALS("[test.cpp:10]: (error) Using 'memset' on struct that contains a 'std::string'\n", errout.str());
}
};