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Add more testcases for zerodiv

This commit is contained in:
Alexander Mai 2015-08-02 14:05:09 +02:00
parent 7021cb2c6b
commit ea62ab337b
1 changed files with 15 additions and 0 deletions
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15
test/testother.cpp
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@ -43,6 +43,7 @@ private:
TEST_CASE(zeroDiv8);
TEST_CASE(zeroDiv9);
TEST_CASE(zeroDiv10);
TEST_CASE(zeroDiv11);
TEST_CASE(zeroDivCond); // division by zero / useless condition
@ -419,6 +420,20 @@ private:
ASSERT_EQUALS("", errout.str());
}
void zeroDiv11() {
check("void f() {\n"
" int res = (1+2)/0;\n"
" int res = (1*2)/0;\n"
"}");
ASSERT_EQUALS("[test.cpp:2]: (error) Division by zero.\n"
"[test.cpp:3]: (error) Division by zero.\n", errout.str());
check("void f() {\n"
" int res = (a+2)/0;\n"
" int res = (a*2)/0;\n"
"}");
ASSERT_EQUALS("", errout.str());
}
void zeroDivCond() {
check("void f(unsigned int x) {\n"
" int y = 17 / x;\n"