/*
 * Copyright 2014 Google Inc.
 *
 * 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.google.cloud.hadoop.util;

import static com.google.common.truth.Truth.assertThat;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

@RunWith(JUnit4.class)
public class PropertyUtilTest {
  @Test
  public void defaultValueIsReturnedWhenNoFile() {
    assertThat(
            PropertyUtil.getPropertyOrDefault(getClass(), "NonExistentFile", "testKey", "NotFound"))
        .isEqualTo("NotFound");
  }

  @Test
  public void defaultValueIsReturnedWhenKeyNotFound() {
    assertThat(
            PropertyUtil.getPropertyOrDefault(
                getClass(), "test.properties", "testKey2", "NotFound"))
        .isEqualTo("NotFound");
  }

  @Test
  public void valueIsReturnedForFoundKeyAndFile() {
    assertThat(
            PropertyUtil.getPropertyOrDefault(getClass(), "test.properties", "testKey", "NotFound"))
        .isEqualTo("testValue");
  }

  @Test
  public void valueWithWhitespaceIsReadProperly() {
    assertThat(
            PropertyUtil.getPropertyOrDefault(
                getClass(), "test.properties", "whitespaceKey", "NotFound"))
        .isEqualTo("test value with whitespace");
  }

  @Test
  public void valueWithEscapedCharactersIsReadUnescaped() {
    assertThat(
            PropertyUtil.getPropertyOrDefault(
                getClass(), "test.properties", "escapedValueKey", "NotFound"))
        .isEqualTo("http://www.example.com");
  }

  @Test
  public void keysAfterCommentsAreFound() {
    assertThat(
            PropertyUtil.getPropertyOrDefault(
                getClass(), "test.properties", "postCommentKey", "NotFound"))
        .isEqualTo("postCommentValue");
  }
}
