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Copy pathZipIterableTest.java
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97 lines (76 loc) · 2.47 KB
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/*
* Copyright 2011-2016 David Karnok
*
* Licensed 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 ix;
import java.util.Arrays;
import org.junit.Test;
public class ZipIterableTest {
IxFunction<Object[], Integer> zipper = new IxFunction<Object[], Integer>() {
@Override
public Integer apply(Object[] a) {
int s = 0;
for (Object o : a) {
s += (Integer)o;
}
return s;
}
};
@SuppressWarnings("unchecked")
@Test
public void normal() {
Ix<Integer> source = Ix.zip(Arrays.asList(
Ix.range(1, 2), Ix.range(10, 2)),
zipper);
IxTestHelper.assertValues(source, 11, 13);
}
@SuppressWarnings("unchecked")
@Test
public void normalMany() {
Ix<Integer> source = Ix.zip(Arrays.asList(
Ix.range(1, 2), Ix.range(1, 2),
Ix.range(1, 2), Ix.range(1, 2),
Ix.range(1, 2), Ix.range(1, 2),
Ix.range(1, 2), Ix.range(1, 2),
Ix.range(1, 2), Ix.range(1, 2),
Ix.range(1, 2), Ix.range(1, 2)
),
zipper);
IxTestHelper.assertValues(source, 12, 24);
}
@SuppressWarnings("unchecked")
@Test
public void firstShorter() {
Ix<Integer> source = Ix.zip(Arrays.asList(
Ix.range(1, 1), Ix.range(10, 2) ),
zipper);
IxTestHelper.assertValues(source, 11);
}
@SuppressWarnings("unchecked")
@Test
public void secondShorter() {
Ix<Integer> source = Ix.zip(Arrays.asList(
Ix.range(1, 3), Ix.range(10, 2) ),
zipper);
IxTestHelper.assertValues(source, 11, 13);
}
@SuppressWarnings("unchecked")
@Test
public void bothEmpty() {
Ix<Integer> source = Ix.zip(Arrays.asList(
Ix.empty(), Ix.empty() ),
zipper);
IxTestHelper.assertValues(source);
}
}