use strconv;

@test fn version_cmp() void = {
	// Less than
	assert(version_cmp(version_parse("1.3.1")!,
		version_parse("2.0")!) == version_cmpres::LT);
	// Greater than
	assert(version_cmp(version_parse("1.5.3")!,
		version_parse("1.5.2")!) == version_cmpres::GT);
	// Equal
	assert(version_cmp(version_parse("1.5")!,
		version_parse("1.5.0.0")!) == version_cmpres::EQ);
};

@test fn version_parse() void = {
	// PASS CASES
	// Two parts
	const ver = version_parse("1.0")!;
	assert(ver[0] == 1);
	assert(ver[1] == 0);
	assert(ver[2] == 0);
	assert(ver[3] == 0);
	// Three parts
	const ver = version_parse("1.1.15")!;
	assert(ver[0] == 1);
	assert(ver[1] == 1);
	assert(ver[2] == 15);
	assert(ver[3] == 0);
	// Four parts
	const ver = version_parse("2.3.4.5")!;
	assert(ver[0] == 2);
	assert(ver[1] == 3);
	assert(ver[2] == 4);
	assert(ver[3] == 5);
	// Leading zeroes
	const ver = version_parse("010.001.0100.0000001")!;
	assert(ver[0] == 10);
	assert(ver[1] == 1);
	assert(ver[2] == 100);
	assert(ver[3] == 1);

	// ERROR CASES
	// One part
	const ver = version_parse("1");
	assert(ver is version_invalid_len);
	// Five parts
	const ver = version_parse("1.2.3.4.5");
	assert(ver is version_invalid_len);
	// Invalid input
	const ver = version_parse("foo.bar");
	assert(ver is strconv::error);
};

@test fn version_str() void = {
	// "Normal" version
	const ver = version_parse("1.2.3.4")!;
	// With build
	const out = version_str(ver, true);
	assert(out == "1.2.3.4");
	free(out);
	// Without build
	const out = version_str(ver, false);
	assert(out == "1.2.3");
	free(out);

	// Two parts
	const ver = version_parse("1.2")!;
	// With build
	const out = version_str(ver, true);
	assert(out == "1.2.0.0");
	free(out);
	// Without build
	const out = version_str(ver, false);
	assert(out == "1.2.0");
	free(out);

	// Leading zeroes
	const ver = version_parse("001.0100.0000000001")!;
	// With build
	const out = version_str(ver, true);
	assert(out == "1.100.1.0");
	free(out);
	// Without build
	const out = version_str(ver, false);
	assert(out == "1.100.1");
	free(out);
};