CPPUNIT_TEST_FIXTURE(CppUnit::TestFixture, testScopeGuard)
{ // Test that comphelper::ScopeGuard executes its parameter on destruction
// initial value "true", out-of-scope ScopeGuard function executes and changes the value to "false" bool bFlag = true;
{
comphelper::ScopeGuard aGuard([&bFlag] { bFlag = false; });
CPPUNIT_ASSERT(bFlag);
}
CPPUNIT_ASSERT(!bFlag);
}
CPPUNIT_TEST_FIXTURE(CppUnit::TestFixture, testFlagGuard)
{ // Test that comphelper::FlagGuard properly sets and resets the flag
// initial value "false", change to "true", out-of-scope change to "false" bool bFlag = false;
{
comphelper::FlagGuard aGuard(bFlag);
CPPUNIT_ASSERT(bFlag);
} // comphelper::FlagGuard must reset flag to false on destruction unconditionally
CPPUNIT_ASSERT(!bFlag);
// initial value "true", retain the value at "true", out-of-scope change to "false"
bFlag = true;
{
comphelper::FlagGuard aGuard(bFlag);
CPPUNIT_ASSERT(bFlag);
} // comphelper::FlagGuard must reset flag to false on destruction unconditionally
CPPUNIT_ASSERT(!bFlag);
}
CPPUNIT_TEST_FIXTURE(CppUnit::TestFixture, testFlagRestorationGuard)
{ // Test that comphelper::FlagRestorationGuard properly sets and resets the flag
// initial value "true", change to "false", out-of-scope change to "true"
bool bFlag = true;
{
comphelper::FlagRestorationGuard aGuard(bFlag, false);
CPPUNIT_ASSERT(!bFlag);
} // comphelper::FlagRestorationGuard must reset flag to initial state on destruction
CPPUNIT_ASSERT(bFlag);
}
CPPUNIT_TEST_FIXTURE(CppUnit::TestFixture, testValueRestorationGuard)
{ // Test that comphelper::ValueRestorationGuard properly sets and resets the (int) value
int value = 199;
// set value and restore after scope ends
{
CPPUNIT_ASSERT_EQUAL(199, value);
comphelper::ValueRestorationGuard aGuard(value, 100);
CPPUNIT_ASSERT_EQUAL(100, value);
}
CPPUNIT_ASSERT_EQUAL(199, value);
// set value, manually setto another value and restore after scope ends
{
CPPUNIT_ASSERT_EQUAL(199, value);
comphelper::ValueRestorationGuard aGuard(value, 100);
CPPUNIT_ASSERT_EQUAL(100, value);
value = 200;
}
CPPUNIT_ASSERT_EQUAL(199, value);
}
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