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/*
* Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package java.util.stream;
import org.testng.Assert;
import java.util.EnumSet;
class TestFlagExpectedOp<T> extends FlagDeclaringOp<T> {
static class Builder<T> {
final int flags;
StreamShape shape = StreamShape.REFERENCE;
EnumSet<StreamOpFlag> known = EnumSet.noneOf(StreamOpFlag.class);
EnumSet<StreamOpFlag> preserve = EnumSet.noneOf(StreamOpFlag.class);
EnumSet<StreamOpFlag> notKnown = EnumSet.noneOf(StreamOpFlag.class);
Builder(int flags) {
this.flags = flags;
}
Builder<T> known(EnumSet<StreamOpFlag> known) {
this.known = known;
return this;
}
Builder<T> preserve(EnumSet<StreamOpFlag> preserve) {
this.preserve = preserve;
return this;
}
Builder<T> notKnown(EnumSet<StreamOpFlag> notKnown) {
this.notKnown = notKnown;
return this;
}
Builder<T> shape(StreamShape shape) {
this.shape = shape;
return this;
}
TestFlagExpectedOp<T> build() {
return new TestFlagExpectedOp<>(flags, known, preserve, notKnown, shape);
}
}
final EnumSet<StreamOpFlag> known;
final EnumSet<StreamOpFlag> preserve;
final EnumSet<StreamOpFlag> notKnown;
final StreamShape shape;
TestFlagExpectedOp(int flags,
EnumSet<StreamOpFlag> known,
EnumSet<StreamOpFlag> preserve,
EnumSet<StreamOpFlag> notKnown) {
this(flags, known, preserve, notKnown, StreamShape.REFERENCE);
}
TestFlagExpectedOp(int flags,
EnumSet<StreamOpFlag> known,
EnumSet<StreamOpFlag> preserve,
EnumSet<StreamOpFlag> notKnown,
StreamShape shape) {
super(flags);
this.known = known;
this.preserve = preserve;
this.notKnown = notKnown;
this.shape = shape;
}
@Override
public StreamShape outputShape() {
return shape;
}
@Override
public StreamShape inputShape() {
return shape;
}
@Override
@SuppressWarnings({"rawtypes", "unchecked"})
public Sink<T> opWrapSink(int flags, boolean parallel, Sink upstream) {
assertFlags(flags);
return upstream;
}
private void assertFlags(int flags) {
for (StreamOpFlag f : known) {
Assert.assertTrue(f.isKnown(flags),
String.format("Flag %s is not known, but should be known.", f.toString()));
}
for (StreamOpFlag f : preserve) {
Assert.assertTrue(f.isPreserved(flags),
String.format("Flag %s is not preserved, but should be preserved.", f.toString()));
}
for (StreamOpFlag f : notKnown) {
Assert.assertFalse(f.isKnown(flags),
String.format("Flag %s is known, but should be not known.", f.toString()));
}
}
}
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