PropertiesContainerViewImpl extends Composite implements PropertiesContainerView { @Override public void showWidget(@NotNull PropertiesPanel panel) { panel.go(mainPanel); } @Inject  PropertiesContainerViewImpl(RunnerResources resources); @Override void showWidget(@NotNull PropertiesPanel panel); @Override void setDelegate(ActionDelegate delegate); @Override void clear(); @Override void setVisibleNoRunnerLabel(boolean visible);  }
@Test public void widgetShouldBeShown() { PropertiesPanel panel = mock(PropertiesPanel.class); view.showWidget(panel); verify(panel).go(view.mainPanel); }