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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.abicheck;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.equalTo;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import com.google.common.collect.ImmutableSet;
import com.yahoo.abicheck.setmatcher.SetMatcher;
import java.util.Collections;
import java.util.Set;
import java.util.function.Consumer;
import java.util.function.Predicate;
import org.junit.jupiter.api.Test;
public class SetMatcherTest {
@Test
public void testMissing() {
Set<String> a = ImmutableSet.of("a", "b");
@SuppressWarnings("unchecked") Consumer<String> missing = mock(Consumer.class);
@SuppressWarnings("unchecked") Consumer<String> extra = mock(Consumer.class);
@SuppressWarnings("unchecked") Predicate<String> itemsMatch = mock(Predicate.class);
when(itemsMatch.test("a")).thenReturn(true);
assertThat(SetMatcher.compare(a, Collections.singleton("a"), itemsMatch, missing, extra),
equalTo(false));
verify(missing, times(1)).accept("b");
verify(extra, never()).accept(any());
verify(itemsMatch, times(1)).test("a");
}
@Test
public void testExtra() {
Set<String> a = ImmutableSet.of("a");
@SuppressWarnings("unchecked") Consumer<String> missing = mock(Consumer.class);
@SuppressWarnings("unchecked") Consumer<String> extra = mock(Consumer.class);
@SuppressWarnings("unchecked") Predicate<String> itemsMatch = mock(Predicate.class);
when(itemsMatch.test("a")).thenReturn(true);
assertThat(SetMatcher.compare(a, ImmutableSet.of("a", "b"), itemsMatch, missing, extra),
equalTo(false));
verify(missing, never()).accept(any());
verify(extra, times(1)).accept("b");
verify(itemsMatch, times(1)).test("a");
}
@Test
public void testItemsMatch() {
@SuppressWarnings("unchecked") Consumer<String> missing = mock(Consumer.class);
@SuppressWarnings("unchecked") Consumer<String> extra = mock(Consumer.class);
@SuppressWarnings("unchecked") Predicate<String> itemsMatch = mock(Predicate.class);
when(itemsMatch.test("a")).thenReturn(false);
assertThat(SetMatcher
.compare(Collections.singleton("a"), Collections.singleton("a"), itemsMatch, missing,
extra), equalTo(false));
verify(itemsMatch, times(1)).test("a");
}
@Test
public void testCompleteMatch() {
@SuppressWarnings("unchecked") Consumer<String> missing = mock(Consumer.class);
@SuppressWarnings("unchecked") Consumer<String> extra = mock(Consumer.class);
@SuppressWarnings("unchecked") Predicate<String> itemsMatch = mock(Predicate.class);
when(itemsMatch.test("a")).thenReturn(true);
assertThat(SetMatcher
.compare(Collections.singleton("a"), Collections.singleton("a"), itemsMatch, missing,
extra), equalTo(true));
verify(missing, never()).accept(any());
verify(extra, never()).accept(any());
verify(itemsMatch, times(1)).test("a");
}
}
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