ladybird/AK/Tests/TestString.cpp
Andreas Kling 6560116b67 TestSuite: Hijack the ASSERT macros during unit tests.
Instead of aborting the program when we hit an assertion, just print a
message and keep going.

This allows us to write tests that provoke assertions on purpose.
2019-08-02 09:23:03 +02:00

110 lines
2.6 KiB
C++

#include <AK/TestSuite.h>
#include <AK/AKString.h>
TEST_CASE(construct_empty)
{
EXPECT(String().is_null());
EXPECT(String().is_empty());
EXPECT(!String().characters());
EXPECT(!String("").is_null());
EXPECT(String("").is_empty());
EXPECT(String("").characters() != nullptr);
EXPECT(String("").impl() == String::empty().impl());
}
TEST_CASE(construct_contents)
{
String test_string = "ABCDEF";
EXPECT(!test_string.is_empty());
EXPECT(!test_string.is_null());
EXPECT_EQ(test_string.length(), 6);
EXPECT_EQ(test_string.length(), (int)strlen(test_string.characters()));
EXPECT(test_string.characters() != nullptr);
EXPECT(!strcmp(test_string.characters(), "ABCDEF"));
EXPECT(test_string == "ABCDEF");
EXPECT(test_string != "ABCDE");
EXPECT(test_string != "ABCDEFG");
}
TEST_CASE(compare)
{
String test_string = "ABCDEF";
EXPECT("a" < String("b"));
EXPECT(!("a" > String("b")));
EXPECT("b" > String("a"));
EXPECT(!("b" < String("b")));
EXPECT("a" >= String("a"));
EXPECT(!("a" >= String("b")));
EXPECT("a" <= String("a"));
EXPECT(!("b" <= String("a")));
}
TEST_CASE(index_access)
{
String test_string = "ABCDEF";
EXPECT_EQ(test_string[0], 'A');
EXPECT_EQ(test_string[1], 'B');
}
TEST_CASE(starts_with)
{
String test_string = "ABCDEF";
EXPECT(test_string.starts_with("AB"));
EXPECT(test_string.starts_with("ABCDEF"));
EXPECT(!test_string.starts_with("DEF"));
}
TEST_CASE(ends_with)
{
String test_string = "ABCDEF";
EXPECT(test_string.ends_with("EF"));
EXPECT(test_string.ends_with("ABCDEF"));
EXPECT(!test_string.ends_with("ABC"));
}
TEST_CASE(copy_string)
{
String test_string = "ABCDEF";
auto test_string_copy = test_string;
EXPECT_EQ(test_string, test_string_copy);
EXPECT_EQ(test_string.characters(), test_string_copy.characters());
}
TEST_CASE(move_string)
{
String test_string = "ABCDEF";
auto test_string_copy = test_string;
auto test_string_move = move(test_string_copy);
EXPECT_EQ(test_string, test_string_move);
EXPECT(test_string_copy.is_null());
}
TEST_CASE(repeated)
{
EXPECT_EQ(String::repeated('x', 0), "");
EXPECT_EQ(String::repeated('x', 1), "x");
EXPECT_EQ(String::repeated('x', 2), "xx");
}
TEST_CASE(to_int)
{
bool ok;
EXPECT(String("123").to_int(ok) == 123 && ok);
EXPECT(String("-123").to_int(ok) == -123 && ok);
}
TEST_CASE(to_lowercase)
{
EXPECT(String("ABC").to_lowercase() == "abc");
}
TEST_CASE(to_uppercase)
{
EXPECT(String("AbC").to_uppercase() == "ABC");
}
TEST_MAIN(String)