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100 lines (83 loc) · 2.8 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.io.IOException;
import org.junit.Test;
public class GenerateStatelessTest {
@Test
public void normal() {
Ix<Integer> source = Ix.generate(new IxConsumer<IxEmitter<Integer>>() {
int count;
@Override
public void accept(IxEmitter<Integer> t) {
t.onNext(++count);
if (count == 10) {
t.onComplete();
}
}
});
IxTestHelper.assertValues(source, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
}
@Test
public void empty() {
Ix<Integer> source = Ix.generate(new IxConsumer<IxEmitter<Integer>>() {
@Override
public void accept(IxEmitter<Integer> t) {
t.onComplete();
}
});
IxTestHelper.assertValues(source);
}
@Test(expected = IllegalStateException.class)
public void never() {
Ix<Integer> source = Ix.generate(new IxConsumer<IxEmitter<Integer>>() {
@Override
public void accept(IxEmitter<Integer> t) {
}
});
IxTestHelper.assertValues(source);
}
@Test(expected = IllegalArgumentException.class)
public void runtimeError() {
Ix<Integer> source = Ix.generate(new IxConsumer<IxEmitter<Integer>>() {
@Override
public void accept(IxEmitter<Integer> t) {
throw new IllegalArgumentException();
}
});
IxTestHelper.assertValues(source);
}
@Test(expected = InternalError.class)
public void error() {
Ix<Integer> source = Ix.generate(new IxConsumer<IxEmitter<Integer>>() {
@Override
public void accept(IxEmitter<Integer> t) {
throw new InternalError();
}
});
IxTestHelper.assertValues(source);
}
@Test(expected = RuntimeException.class)
public void exceptionError() {
Ix<Integer> source = Ix.generate(new IxConsumer<IxEmitter<Integer>>() {
@Override
public void accept(IxEmitter<Integer> t) {
throw new RuntimeException(new IOException());
}
});
IxTestHelper.assertValues(source);
}
}