How to use

fetchRepositoryAndPackageMetaData

method

in

com.thoughtworks.go.plugin.access.packagematerial.PackageMaterialMetadataLoader

@Override
public void pluginLoaded(GoPluginDescriptor pluginDescriptor) {
  if (packageRepositoryExtension.canHandlePlugin(pluginDescriptor.id())) {
    fetchRepositoryAndPackageMetaData(pluginDescriptor);
  }
}

@Test
public void shouldFetchMetadataOnPluginLoadedCallback() throws Exception {
  PackageMaterialMetadataLoader spy = spy(metadataLoader);
  doNothing().when(spy).fetchRepositoryAndPackageMetaData(pluginDescriptor);
  when(packageRepositoryExtension.canHandlePlugin(pluginDescriptor.id())).thenReturn(true);
  spy.pluginLoaded(pluginDescriptor);
  verify(spy).fetchRepositoryAndPackageMetaData(pluginDescriptor);
}

@Test
public void shouldNotTryToFetchMetadataOnPluginLoadedCallback() throws Exception {
  PackageMaterialMetadataLoader spy = spy(metadataLoader);
  when(packageRepositoryExtension.canHandlePlugin(pluginDescriptor.id())).thenReturn(false);
  spy.pluginLoaded(pluginDescriptor);
  verify(spy, never()).fetchRepositoryAndPackageMetaData(pluginDescriptor);
}

@Test
public void shouldThrowExceptionWhenNullRepositoryConfigurationReturned() {
  when(packageRepositoryExtension.getRepositoryConfiguration(pluginDescriptor.id())).thenReturn(null);
  try {
    metadataLoader.fetchRepositoryAndPackageMetaData(pluginDescriptor);
  } catch (Exception e) {
    assertThat(e.getMessage(), is("Plugin[plugin-id] returned null repository configuration"));
  }
  assertThat(RepositoryMetadataStore.getInstance().getMetadata(pluginDescriptor.id()), nullValue());
  assertThat(PackageMetadataStore.getInstance().getMetadata(pluginDescriptor.id()), nullValue());
}

@Test
public void shouldThrowExceptionWhenNullPackageConfigurationReturned() {
  when(packageRepositoryExtension.getPackageConfiguration(pluginDescriptor.id())).thenReturn(null);
  try {
    metadataLoader.fetchRepositoryAndPackageMetaData(pluginDescriptor);
  } catch (Exception e) {
    assertThat(e.getMessage(), is("Plugin[plugin-id] returned null repository configuration"));
  }
  assertThat(RepositoryMetadataStore.getInstance().getMetadata(pluginDescriptor.id()), nullValue());
  assertThat(PackageMetadataStore.getInstance().getMetadata(pluginDescriptor.id()), nullValue());
}

@Test
public void shouldFetchPackageMetadataForPluginsWhichImplementPackageRepositoryMaterialExtensionPoint() {
  RepositoryConfiguration expectedRepoConfigurations = new RepositoryConfiguration();
  com.thoughtworks.go.plugin.api.material.packagerepository.PackageConfiguration expectedPackageConfigurations = new PackageConfiguration();
  when(packageRepositoryExtension.getRepositoryConfiguration(pluginDescriptor.id())).thenReturn(expectedRepoConfigurations);
  when(packageRepositoryExtension.getPackageConfiguration(pluginDescriptor.id())).thenReturn(expectedPackageConfigurations);
  metadataLoader.fetchRepositoryAndPackageMetaData(pluginDescriptor);
  assertThat(RepositoryMetadataStore.getInstance().getMetadata(pluginDescriptor.id()).getRepositoryConfiguration(), is(expectedRepoConfigurations));
  assertThat(PackageMetadataStore.getInstance().getMetadata(pluginDescriptor.id()).getPackageConfiguration(), is(expectedPackageConfigurations));
}