Luna/tests/libluna/TestVector.cpp

#include <luna/Vector.h>
#include <test.h>

TestResult test_vector_empty_capacity()
{
    Vector<char> v;
    validate(v.capacity() == 0);

    test_success;
}

TestResult test_vector_reserve_should_raise_capacity()
{
    Vector<char> v;
    validate(v.capacity() == 0);

    TRY(v.try_reserve(8));
    validate(v.capacity() == 8);

    test_success;
}

TestResult test_vector_append_should_raise_capacity()
{
    Vector<char> v;
    TRY(v.try_append('c'));

    validate(v.capacity() > 0);
    validate(v.size() == 1);

    test_success;
}

TestResult test_vector_pop_should_remove_last_element()
{
    Vector<char> v;
    TRY(v.try_append('c'));

    validate(v.capacity() > 0);
    validate(v.size() == 1);

    auto value = v.try_pop();
    validate(value.has_value());
    validate(value.value() == 'c');
    validate(v.size() == 0);

    test_success;
}

TestResult test_empty_vector_pop_should_not_remove_anything()
{
    Vector<char> v;
    validate(v.size() == 0);

    auto value = v.try_pop();
    validate(!value.has_value());
    validate(v.size() == 0);

    test_success;
}

TestResult test_vector_clear_should_free_memory()
{
    Vector<char> v;
    TRY(v.try_append('a'));
    TRY(v.try_append('b'));

    validate(v.size() == 2);

    v.clear();

    validate(v.size() == 0);
    validate(v.capacity() == 0);

    test_success;
}

Result<void> test_main()
{
    test_prelude;

    run_test(test_vector_empty_capacity);
    run_test(test_vector_reserve_should_raise_capacity);
    run_test(test_vector_append_should_raise_capacity);
    run_test(test_vector_pop_should_remove_last_element);
    run_test(test_empty_vector_pop_should_not_remove_anything);
    run_test(test_vector_clear_should_free_memory);

    return {};
}