/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.fs.shell.find;
import static org.junit.Assert.*;
import static org.mockito.Mockito.*;
import java.io.IOException;
import java.util.Deque;
import java.util.LinkedList;
import org.apache.hadoop.fs.shell.PathData;
import org.junit.Rule;
import org.junit.rules.Timeout;
import org.junit.Test;
public class TestAnd {
@Rule
public Timeout globalTimeout = new Timeout(10000);
// test all expressions passing
@Test
public void testPass() throws IOException {
And and = new And();
PathData pathData = mock(PathData.class);
Expression first = mock(Expression.class);
when(first.apply(pathData, -1)).thenReturn(Result.PASS);
Expression second = mock(Expression.class);
when(second.apply(pathData, -1)).thenReturn(Result.PASS);
Deque<Expression> children = new LinkedList<Expression>();
children.add(second);
children.add(first);
and.addChildren(children);
assertEquals(Result.PASS, and.apply(pathData, -1));
verify(first).apply(pathData, -1);
verify(second).apply(pathData, -1);
verifyNoMoreInteractions(first);
verifyNoMoreInteractions(second);
}
// test the first expression failing
@Test
public void testFailFirst() throws IOException {
And and = new And();
PathData pathData = mock(PathData.class);
Expression first = mock(Expression.class);
when(first.apply(pathData, -1)).thenReturn(Result.FAIL);
Expression second = mock(Expression.class);
when(second.apply(pathData, -1)).thenReturn(Result.PASS);
Deque<Expression> children = new LinkedList<Expression>();
children.add(second);
children.add(first);
and.addChildren(children);
assertEquals(Result.FAIL, and.apply(pathData, -1));
verify(first).apply(pathData, -1);
verifyNoMoreInteractions(first);
verifyNoMoreInteractions(second);
}
// test the second expression failing
@Test
public void testFailSecond() throws IOException {
And and = new And();
PathData pathData = mock(PathData.class);
Expression first = mock(Expression.class);
when(first.apply(pathData, -1)).thenReturn(Result.PASS);
Expression second = mock(Expression.class);
when(second.apply(pathData, -1)).thenReturn(Result.FAIL);
Deque<Expression> children = new LinkedList<Expression>();
children.add(second);
children.add(first);
and.addChildren(children);
assertEquals(Result.FAIL, and.apply(pathData, -1));
verify(first).apply(pathData, -1);
verify(second).apply(pathData, -1);
verifyNoMoreInteractions(first);
verifyNoMoreInteractions(second);
}
// test both expressions failing
@Test
public void testFailBoth() throws IOException {
And and = new And();
PathData pathData = mock(PathData.class);
Expression first = mock(Expression.class);
when(first.apply(pathData, -1)).thenReturn(Result.FAIL);
Expression second = mock(Expression.class);
when(second.apply(pathData, -1)).thenReturn(Result.FAIL);
Deque<Expression> children = new LinkedList<Expression>();
children.add(second);
children.add(first);
and.addChildren(children);
assertEquals(Result.FAIL, and.apply(pathData, -1));
verify(first).apply(pathData, -1);
verifyNoMoreInteractions(first);
verifyNoMoreInteractions(second);
}
// test the first expression stopping
@Test
public void testStopFirst() throws IOException {
And and = new And();
PathData pathData = mock(PathData.class);
Expression first = mock(Expression.class);
when(first.apply(pathData, -1)).thenReturn(Result.STOP);
Expression second = mock(Expression.class);
when(second.apply(pathData, -1)).thenReturn(Result.PASS);
Deque<Expression> children = new LinkedList<Expression>();
children.add(second);
children.add(first);
and.addChildren(children);
assertEquals(Result.STOP, and.apply(pathData, -1));
verify(first).apply(pathData, -1);
verify(second).apply(pathData, -1);
verifyNoMoreInteractions(first);
verifyNoMoreInteractions(second);
}
// test the second expression stopping
@Test
public void testStopSecond() throws IOException {
And and = new And();
PathData pathData = mock(PathData.class);
Expression first = mock(Expression.class);
when(first.apply(pathData, -1)).thenReturn(Result.PASS);
Expression second = mock(Expression.class);
when(second.apply(pathData, -1)).thenReturn(Result.STOP);
Deque<Expression> children = new LinkedList<Expression>();
children.add(second);
children.add(first);
and.addChildren(children);
assertEquals(Result.STOP, and.apply(pathData, -1));
verify(first).apply(pathData, -1);
verify(second).apply(pathData, -1);
verifyNoMoreInteractions(first);
verifyNoMoreInteractions(second);
}
// test first expression stopping and second failing
@Test
public void testStopFail() throws IOException {
And and = new And();
PathData pathData = mock(PathData.class);
Expression first = mock(Expression.class);
when(first.apply(pathData, -1)).thenReturn(Result.STOP);
Expression second = mock(Expression.class);
when(second.apply(pathData, -1)).thenReturn(Result.FAIL);
Deque<Expression> children = new LinkedList<Expression>();
children.add(second);
children.add(first);
and.addChildren(children);
assertEquals(Result.STOP.combine(Result.FAIL), and.apply(pathData, -1));
verify(first).apply(pathData, -1);
verify(second).apply(pathData, -1);
verifyNoMoreInteractions(first);
verifyNoMoreInteractions(second);
}
// test setOptions is called on child
@Test
public void testSetOptions() throws IOException {
And and = new And();
Expression first = mock(Expression.class);
Expression second = mock(Expression.class);
Deque<Expression> children = new LinkedList<Expression>();
children.add(second);
children.add(first);
and.addChildren(children);
FindOptions options = mock(FindOptions.class);
and.setOptions(options);
verify(first).setOptions(options);
verify(second).setOptions(options);
verifyNoMoreInteractions(first);
verifyNoMoreInteractions(second);
}
// test prepare is called on child
@Test
public void testPrepare() throws IOException {
And and = new And();
Expression first = mock(Expression.class);
Expression second = mock(Expression.class);
Deque<Expression> children = new LinkedList<Expression>();
children.add(second);
children.add(first);
and.addChildren(children);
and.prepare();
verify(first).prepare();
verify(second).prepare();
verifyNoMoreInteractions(first);
verifyNoMoreInteractions(second);
}
// test finish is called on child
@Test
public void testFinish() throws IOException {
And and = new And();
Expression first = mock(Expression.class);
Expression second = mock(Expression.class);
Deque<Expression> children = new LinkedList<Expression>();
children.add(second);
children.add(first);
and.addChildren(children);
and.finish();
verify(first).finish();
verify(second).finish();
verifyNoMoreInteractions(first);
verifyNoMoreInteractions(second);
}
}