@Test
public void refreshInvalid() throws FileNotFoundException {
final RGraphicsState state = mock(RGraphicsState.class);
when(state.current()).thenReturn(new TextVirtualFile("abc.txt", "text"));
final RGraphicsPanel panel = new RGraphicsPanel(state);
try {
panel.refresh();
fail();
} catch (final IllegalStateException e) {
verify(state, times(1)).current();
verifyNoMoreInteractions(state);
}
}
@Test
public void refreshNonexistent() throws FileNotFoundException {
final RGraphicsState state = mock(RGraphicsState.class);
when(state.current()).thenThrow(FileNotFoundException.class);
final RGraphicsPanel panel = new RGraphicsPanel(state);
try {
panel.refresh();
} catch (final AssertionError ignore) {
/*
state.current() generates FileNotFoundException,
panel catches it and logs as error,
but logger generates AssertionError with FileNotFoundException as a cause
*/
}
verify(state, times(1)).current();
verifyNoMoreInteractions(state);
}