com.sonoport.freesound.response.mapping.MapperTest.java Source code

Introduction

Here is the source code for com.sonoport.freesound.response.mapping.MapperTest.java

Source

/*
 * Copyright 2014 Sonoport (Asia) Pte Ltd
 *
 * 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 com.sonoport.freesound.response.mapping;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import java.net.URI;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Map;
import java.util.Map.Entry;

import org.json.JSONObject;

/**
 * Abstract class containing common methods used when testing mapping objects.
 */
public abstract class MapperTest {

    /**
     * Read a given JSON file into a {@link JSONObject}. Files should be stored under <code>/src/test/resources</code>.
     *
     * @param resourcePath The path to the file
     * @return {@link JSONObject} representation of the file contents
     *
     * @throws Exception Any exceptions thrown when reading the file
     */
    protected JSONObject readJSONFile(final String resourcePath) throws Exception {
        final URI soundFileURI = getClass().getResource(resourcePath).toURI();
        final Path filePath = Paths.get(soundFileURI);
        final String jsonString = new String(Files.readAllBytes(filePath), StandardCharsets.UTF_8);

        return new JSONObject(jsonString);
    }

    /**
     * Compare a pair of {@link Map} objects for equivalence.
     *
     * @param expected The expected values
     * @param actual The actual values received
     */
    protected void compareMaps(final Map<String, String> expected, final Map<String, String> actual) {
        assertEquals(expected.size(), actual.size());
        assertTrue(expected.keySet().containsAll(actual.keySet()));

        for (final Entry<String, String> expectedEntry : expected.entrySet()) {
            final String expectedKey = expectedEntry.getKey();
            final String expectedValue = expectedEntry.getValue();

            assertEquals(expectedValue, actual.get(expectedKey));
        }
    }
}