// Copyright 2012 Google Inc. All Rights Reserved.
//
// 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 com.google.collide.client.autoindenter;
import static com.google.collide.client.code.autocomplete.TestUtils.createDocumentParser;
import com.google.collide.client.documentparser.DocumentParser;
import com.google.collide.client.editor.Editor;
import com.google.collide.client.editor.input.TestCutPasteEvent;
import com.google.collide.client.editor.input.TestSignalEvent;
import com.google.collide.client.testing.MockAppContext;
import com.google.collide.client.testutil.SynchronousTestCase;
import com.google.collide.client.testutil.TestSchedulerImpl;
import com.google.collide.client.util.PathUtil;
import com.google.collide.client.util.input.KeyCodeMap;
import com.google.collide.json.shared.JsonArray;
import com.google.collide.shared.document.Document;
import com.google.collide.shared.document.LineFinder;
import com.google.collide.shared.util.JsonCollections;
import com.google.gwt.core.client.Scheduler;
import org.waveprotocol.wave.client.common.util.SignalEvent;
/**
* Tests for {@link Autoindenter}.
*/
public class AutoindenterTest extends SynchronousTestCase {
static final SignalEvent TRIGGER_ENTER = new TestSignalEvent(
KeyCodeMap.ENTER, SignalEvent.KeySignalType.INPUT, 0);
@Override
public String getModuleName() {
return "com.google.collide.client.autoindenter.TestModule";
}
public void testAtStart() {
String text = " A\n B";
String expected = "\n A\n B";
checkAutoindenter(text, 0, 0, 0, 0, TRIGGER_ENTER, expected, false);
}
public void testAfterSpace() {
String text = " A\n B";
String expected = " \n A\n B";
checkAutoindenter(text, 0, 1, 0, 1, TRIGGER_ENTER, expected, true);
}
public void testAfterText() {
String text = " A.B";
String expected = " A.\n B";
checkAutoindenter(text, 0, 6, 0, 6, TRIGGER_ENTER, expected, true);
}
public void testAtEol() {
String text = " A;";
String expected = " A;\n ";
checkAutoindenter(text, 0, 6, 0, 6, TRIGGER_ENTER, expected, true);
}
public void testSourceLine() {
String text = " A;\n B;\n C;\n";
String expected = " A;\n B;\n \n C;\n";
checkAutoindenter(text, 1, 6, 1, 6, TRIGGER_ENTER, expected, true);
}
public void testEnterOnSelection() {
String text = " hello\n\n world\n";
checkAutoindenter(text, 1, 0, 2, 0, TRIGGER_ENTER, text, false);
}
public void testInsertLine() {
String text = " ThreadUtils.runInParallel(\n function() {\n },\n );\n";
SignalEvent trigger = TestCutPasteEvent.create(" driverF.login(LOGIN_F, PASS);\n");
String expected = " ThreadUtils.runInParallel(\n function() {\n"
+ " driverF.login(LOGIN_F, PASS);\n },\n );\n";
checkAutoindenter(text, 2, 0, 2, 0, trigger, expected, false);
}
private static void checkAutoindenter(String text, int line1, int column1, int line2, int column2,
final SignalEvent trigger, String expected, boolean allowScheduling) {
PathUtil path = new PathUtil("test.js");
DocumentParser documentParser = createDocumentParser(path);
Document document = Document.createFromString(text);
Editor editor = Editor.create(new MockAppContext());
editor.setDocument(document);
checkAutoindenter(line1, column1, line2, column2, trigger, expected, allowScheduling,
documentParser, document, editor);
}
static void checkAutoindenter(int line1, int column1, int line2, int column2,
final SignalEvent trigger, String expected, boolean allowScheduling,
DocumentParser documentParser, Document document, final Editor editor) {
Autoindenter autoindenter = Autoindenter.create(documentParser, editor);
LineFinder lineFinder = document.getLineFinder();
editor.getSelection().setSelection(
lineFinder.findLine(line1), column1,
lineFinder.findLine(line2), column2);
Runnable triggerClicker = new Runnable() {
@Override
public void run() {
editor.getInput().processSignalEvent(trigger);
}
};
final JsonArray<Scheduler.ScheduledCommand> scheduled = JsonCollections.createArray();
TestSchedulerImpl.AngryScheduler scheduler = new TestSchedulerImpl.AngryScheduler() {
@Override
public void scheduleDeferred(ScheduledCommand scheduledCommand) {
// Do nothing
}
@Override
public void scheduleFinally(ScheduledCommand scheduledCommand) {
scheduled.add(scheduledCommand);
}
};
try {
TestSchedulerImpl.runWithSpecificScheduler(triggerClicker, scheduler);
} finally {
autoindenter.teardown();
}
if (!allowScheduling) {
if (scheduled.size() > 0) {
fail("unexpected scheduling");
}
} else {
if (scheduled.size() != 1) {
fail("exactly 1 scheduled command expected, but " + scheduled.size() + " were scheduled");
}
scheduled.get(0).execute();
}
assertEquals(expected, document.asText());
}
}