content: /**
   * JBoss, Home of Professional Open Source
   * Copyright Red Hat, Inc., and individual contributors.
   *
   * 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.jboss.aerogear.unifiedpush.system;
  
  
  import org.junit.After;
  import org.junit.Test;
  
  import java.util.Properties;
  
  import static org.assertj.core.api.Assertions.assertThat;
  
  public class ConfigurationUtilsTest {
  
      private static final String TEST_PROPERTY_NAME = "ConfigurationUtilsTestProperty";
  
      @After
      public void cleanupTestProperty() {
          Properties properties = System.getProperties();
          properties.remove(TEST_PROPERTY_NAME);
      }
  
      @Test
      public void testExistingTryGetProperty(){
          System.setProperty(TEST_PROPERTY_NAME, "MyNiceValue");
          assertThat(ConfigurationUtils.tryGetGlobalProperty(TEST_PROPERTY_NAME)).isEqualTo("MyNiceValue");
      }
  
      @Test
      public void testNonExistingTryGetProperty(){
          assertThat(ConfigurationUtils.tryGetGlobalProperty(TEST_PROPERTY_NAME)).isNull();
      }
  
      @Test
      public void testExistingTryGetIntegerProperty() {
          System.setProperty(TEST_PROPERTY_NAME, "123456");
          assertThat(ConfigurationUtils.tryGetGlobalIntegerProperty(TEST_PROPERTY_NAME)).isEqualTo(123456);
      }
  
      @Test
      public void testNonExistingTryGetIntegerProperty() {
          assertThat(ConfigurationUtils.tryGetGlobalIntegerProperty(TEST_PROPERTY_NAME)).isNull();
      }
  
      @Test
      public void testNonExistingTryGetIntegerPropertyWithDefaultValue() {
          assertThat(ConfigurationUtils.tryGetGlobalIntegerProperty(TEST_PROPERTY_NAME, 123)).isEqualTo(123);
      }
  
      @Test
      public void testEnvVarFormat() {
          assertThat(ConfigurationUtils.formatEnvironmentVariable("custom.aerogear.apns.push.host"))
            .isEqualTo("CUSTOM_AEROGEAR_APNS_PUSH_HOST");
      }
  
      @Test
      public void testEnvVarLookup() {
          assertThat(ConfigurationUtils.tryGetGlobalProperty("test.env.var"))
            .isEqualTo("Ok");
      }
  
      @Test
      public void testEnvVarUppercaseLookup() {
          assertThat(ConfigurationUtils.tryGetGlobalProperty("TEST_ENV_VAR"))
            .isEqualTo("Ok");
      }
  }
  