walkero
/
cppcheck
1
0
Fork 0
Code Issues Pull Requests Projects Releases 1 Wiki Activity

unit testing: Added TODO test case for unused variables when using pointer aliasing. Related with ticket #1622

This commit is contained in:
Daniel Marjamäki 2010-04-24 10:35:41 +02:00
parent 2bdcf3b5b2
commit e6f640d816
1 changed files with 21 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
test/testunusedvar.cpp
View File

@ -73,6 +73,7 @@ private:
TEST_CASE(localvar8); TEST_CASE(localvar8);
TEST_CASE(localvar9); // ticket #1605 TEST_CASE(localvar9); // ticket #1605
TEST_CASE(localvar10); TEST_CASE(localvar10);
TEST_CASE(localvaralias);
TEST_CASE(localvarasm); TEST_CASE(localvarasm);
// Don't give false positives for variables in structs/unions // Don't give false positives for variables in structs/unions
@ -640,6 +641,26 @@ private:
"[test.cpp:7]: (style) Unused variable: i\n", errout.str()); "[test.cpp:7]: (style) Unused variable: i\n", errout.str());
} }
void localvaralias()
{
functionVariableUsage("void foo()\n"
"{\n"
" int a;\n"
" int *b = &a;\n"
" *b = 0;\n"
"}\n");
ASSERT_EQUALS(std::string(""), errout.str());
functionVariableUsage("void foo()\n"
"{\n"
" int a[10];\n"
" int *b = a;\n"
" *b = 0;\n"
"}\n");
ASSERT_EQUALS(std::string("[test.cpp:3]: (style) Variable 'a' is not assigned a value\n"), errout.str());
TODO_ASSERT_EQUALS(std::string(""), errout.str());
}
void localvarasm() void localvarasm()
{ {
functionVariableUsage("void foo(int &b)\n" functionVariableUsage("void foo(int &b)\n"