/*
 * Copyright 2012 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 package org.gmetrics.formatter

import org.gmetrics.test.AbstractTestCase

/**
 * Tests for ToStringFormatter
 *
 * @author Chris Mair
 */
class ToStringFormatterTest extends AbstractTestCase {

    private formatter = new ToStringFormatter()

    void testImplementsFormatter() {
        assert formatter instanceof Formatter
    }

    void testFormat_String() {
        assert formatter.format('abc') == 'abc'
    }

    void testFormat_NonString_ReturnsToString() {
        assert formatter.format(123) == '123'
    }

    void testFormat_Null_ReturnsNull() {
        assert formatter.format(null) == null
    }

}
