package com.atlassian.activeobjects.internal;
   
   import com.atlassian.sal.api.pluginsettings.PluginSettings;
   import com.atlassian.sal.api.pluginsettings.PluginSettingsFactory;
   import org.junit.After;
   import org.junit.Before;
   import org.junit.Test;
   import org.junit.runner.RunWith;
   import org.mockito.Mock;
  import org.mockito.junit.MockitoJUnitRunner;
  
  import static org.junit.Assert.assertEquals;
  import static org.mockito.ArgumentMatchers.anyString;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.when;
  
  /**
   * Testing {@link DataSourceTypeResolverImpl}
   */
  @RunWith(MockitoJUnitRunner.class)
  public class DataSourceTypeResolverImplTest {
      private static final Prefix PLUGIN_KEY = new SimplePrefix("bla");
  
      private DataSourceTypeResolver dataSourceTypeResolver;
  
      @Mock
      private PluginSettings pluginSettings;
  
      @Before
      public void setUp() {
          dataSourceTypeResolver = new DataSourceTypeResolverImpl(getMockPluginSettingsFactory(), new ActiveObjectsSettingKeys(), DataSourceType.APPLICATION);
      }
  
      @After
      public void tearDown() {
          dataSourceTypeResolver = null;
      }
  
      @Test
      public void testGetDataSourceTypeWithNoSettingReturnsDefaultValue() {
          when(pluginSettings.get(anyString())).thenReturn(null); // no setting at all
          assertEquals(DataSourceType.APPLICATION, dataSourceTypeResolver.getDataSourceType(PLUGIN_KEY));
      }
  
      @Test
      public void testGetDataSourceTypeWithNonDefaultSettingReturnsSetValue() {
          when(pluginSettings.get(anyString())).thenReturn(DataSourceType.HSQLDB.name());
          assertEquals(DataSourceType.HSQLDB, dataSourceTypeResolver.getDataSourceType(PLUGIN_KEY));
      }
  
      @Test
      public void testGetDataSourceTypeWithIncorrectSettingReturnsDefaultValue() {
          when(pluginSettings.get(anyString())).thenReturn("something-that-is-not-a-datasource-type");
          assertEquals(DataSourceType.APPLICATION, dataSourceTypeResolver.getDataSourceType(PLUGIN_KEY));
      }
  
      private PluginSettingsFactory getMockPluginSettingsFactory() {
          final PluginSettingsFactory pluginSettingFactory = mock(PluginSettingsFactory.class);
          when(pluginSettingFactory.createGlobalSettings()).thenReturn(pluginSettings);
          return pluginSettingFactory;
      }
  }