module conf

struct SingleConf {
	some_int int
}

struct SingleConfDefault {
	some_int int = 2
}

fn test_int_present_no_default() {
	mut conf := load[SingleConf](default_path: 'test/int.toml')!
	assert conf == SingleConf{
		some_int: 1
	}

	conf = load[SingleConf](default_path: 'test/int_zero.toml')!
	assert conf == SingleConf{
		some_int: 0
	}
}

fn test_int_present_no_default_env() {
	mut conf := load[SingleConf](
		default_path: 'test/int.toml'
		env: {
			'SOME_INT': '3'
		}
	)!
	assert conf == SingleConf{
		some_int: 3
	}

	conf = load[SingleConf](
		default_path: 'test/int.toml'
		env: {
			'SOME_INT': ''
		}
	)!
	assert conf == SingleConf{
		some_int: 0
	}

	conf = load[SingleConf](
		default_path: 'test/int.toml'
		env: {
			'TEST_SOME_INT': '3'
		}
		prefix: 'TEST_'
	)!
	assert conf == SingleConf{
		some_int: 3
	}
}

fn test_int_absent_no_default() {
	conf := load[SingleConf](default_path: 'test/empty.toml') or { return }
	assert false
}

fn test_int_absent_no_default_env() {
	mut conf := load[SingleConf](
		default_path: 'test/int.toml'
		env: {
			'SOME_INT': '3'
		}
	)!
	assert conf == SingleConf{
		some_int: 3
	}

	conf = load[SingleConf](
		default_path: 'test/int.toml'
		env: {
			'SOME_INT': ''
		}
	)!
	assert conf == SingleConf{
		some_int: 0
	}

	conf = load[SingleConf](
		default_path: 'test/int.toml'
		env: {
			'TEST_SOME_INT': '3'
		}
		prefix: 'TEST_'
	)!
	assert conf == SingleConf{
		some_int: 3
	}
}

fn test_int_present_default() {
	conf := load[SingleConfDefault](default_path: 'test/int.toml')!
	assert conf == SingleConfDefault{
		some_int: 1
	}
}

fn test_int_present_default_env() {
	mut conf := load[SingleConfDefault](
		default_path: 'test/int.toml'
		env: {
			'SOME_INT': '3'
		}
	)!
	assert conf == SingleConfDefault{
		some_int: 3
	}

	conf = load[SingleConfDefault](
		default_path: 'test/int.toml'
		env: {
			'SOME_INT': ''
		}
	)!
	assert conf == SingleConfDefault{
		some_int: 0
	}

	conf = load[SingleConfDefault](
		default_path: 'test/int.toml'
		env: {
			'TEST_SOME_INT': '3'
		}
		prefix: 'TEST_'
	)!
	assert conf == SingleConfDefault{
		some_int: 3
	}
}

fn test_int_absent_default() {
	conf := load[SingleConfDefault](default_path: 'test/empty.toml')!
	assert conf == SingleConfDefault{
		some_int: 2
	}
}

fn test_int_absent_default_env() {
	mut conf := load[SingleConfDefault](
		default_path: 'test/empty.toml'
		env: {
			'SOME_INT': '3'
		}
	)!
	assert conf == SingleConfDefault{
		some_int: 3
	}

	conf = load[SingleConfDefault](
		default_path: 'test/empty.toml'
		env: {
			'SOME_INT': ''
		}
	)!
	assert conf == SingleConfDefault{
		some_int: 0
	}

	conf = load[SingleConfDefault](
		default_path: 'test/empty.toml'
		env: {
			'TEST_SOME_INT': '3'
		}
		prefix: 'TEST_'
	)!
	assert conf == SingleConfDefault{
		some_int: 3
	}
}

struct SingleConfDefaultEmpty {
	some_int int [empty_default]
}

fn test_int_absent_default_empty() {
	conf := load[SingleConfDefaultEmpty](default_path: 'test/empty.toml')!
	assert conf == SingleConfDefaultEmpty{
		some_int: 0
	}
}

// fn test_int_wrong_type() {
//	conf := load<SingleConf>(default_path: 'test/int_wrong_type.toml') or { return }
//	assert false
//}