// 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.code.autocomplete.codemirror;
import static com.google.collide.client.code.autocomplete.TestUtils.CTRL_SHIFT_SPACE;
import static com.google.collide.client.code.autocomplete.TestUtils.createNameSet;
import static com.google.collide.shared.util.JsonCollections.createStringSet;
import com.google.collide.client.code.autocomplete.AutocompleteProposals;
import com.google.collide.client.code.autocomplete.MockAutocompleterEnvironment;
import com.google.collide.client.code.autocomplete.codegraph.ParsingTask;
import com.google.collide.client.code.autocomplete.integration.TaggableLineUtil;
import com.google.collide.client.documentparser.DocumentParser;
import com.google.collide.client.testutil.CodeMirrorTestCase;
import com.google.collide.client.util.IncrementalScheduler;
import com.google.collide.client.util.PathUtil;
import com.google.collide.codemirror2.Token;
import com.google.collide.json.shared.JsonArray;
import com.google.collide.shared.TaggableLine;
import com.google.collide.shared.document.Document;
import com.google.collide.shared.document.Line;
import com.google.collide.shared.document.LineFinder;
import com.google.collide.shared.document.LineInfo;
import com.google.collide.shared.document.util.LineUtils;
import com.google.collide.shared.util.JsonCollections;
import com.google.collide.shared.util.ListenerRegistrar.Remover;
import javax.annotation.Nonnull;
/**
* Test cases that check that local file index is built and updates correctly.
*
*/
public class LocalFileIndexTest extends CodeMirrorTestCase {
private ParsingTask analyzer;
@Override
public String getModuleName() {
return "com.google.collide.client.TestCode";
}
public void testParse() {
String text = "var aaa;\nvar bbb;\n";
MockAutocompleterEnvironment helper = configureHelper(text);
AutocompleteProposals proposals =
helper.autocompleter.jsAutocompleter.findAutocompletions(
helper.editor.getSelection(), CTRL_SHIFT_SPACE);
assertEquals("variable set", createStringSet("aaa", "bbb"), createNameSet(proposals));
}
private MockAutocompleterEnvironment configureHelper(String text) {
final MockAutocompleterEnvironment helper = new MockAutocompleterEnvironment();
helper.setup(new PathUtil("foo.js"), text, 0, 0, true);
analyzer = new ParsingTask(helper.autocompleter.localPrefixIndexStorage);
JsonArray<IncrementalScheduler.Task> parseRequests = helper.parseScheduler.requests;
assertEquals("parsing not scheduled initially", 0, parseRequests.size());
helper.parser.getListenerRegistrar().add(new DocumentParser.Listener() {
private boolean asyncParsing;
@Override
public void onIterationStart(int lineNumber) {
asyncParsing = true;
analyzer.onBeforeParse();
}
@Override
public void onIterationFinish() {
asyncParsing = false;
analyzer.onAfterParse();
}
@Override
public void onDocumentLineParsed(
Line line, int lineNumber, @Nonnull JsonArray<Token> tokens) {
if (asyncParsing) {
TaggableLine previousLine = TaggableLineUtil.getPreviousLine(line);
analyzer.onParseLine(previousLine, line, tokens);
}
}
});
helper.parser.begin();
assertEquals("parse scheduled", 1, parseRequests.size());
parseRequests.get(0).run(50);
parseRequests.clear();
return helper;
}
public void testDeleteLines() {
String text = ""
+ "var aaa;\n"
+ "var bbb;\n"
+ "var ccc;\n"
+ "var ddd;\n"
+ "var eee;\n"
+ "var fff;\n";
MockAutocompleterEnvironment helper = configureHelper(text);
AutocompleteProposals proposals =
helper.autocompleter.jsAutocompleter.findAutocompletions(
helper.editor.getSelection(), CTRL_SHIFT_SPACE);
assertEquals("variable set", createStringSet(
"aaa", "bbb", "ccc", "ddd", "eee", "fff"), createNameSet(proposals));
Document document = helper.editor.getDocument();
Remover remover = document.getLineListenerRegistrar().add(new Document.LineListener() {
@Override
public void onLineAdded(Document document, int lineNumber, JsonArray<Line> addedLines) {
}
@Override
public void onLineRemoved(Document document, int lineNumber,
JsonArray<Line> removedLines) {
JsonArray<TaggableLine> deletedLines = JsonCollections.createArray();
for (final Line line : removedLines.asIterable()) {
deletedLines.add(line);
}
analyzer.onLinesDeleted(deletedLines);
}
});
LineFinder lineFinder = document.getLineFinder();
LineInfo line2 = lineFinder.findLine(2);
LineInfo line4 = lineFinder.findLine(4);
String textToDelete = LineUtils.getText(line2.line(), 0, line4.line(), 0);
helper.editor.getEditorDocumentMutator().deleteText(line2.line(), 2, 0, textToDelete.length());
remover.remove();
JsonArray<IncrementalScheduler.Task> parseRequests = helper.parseScheduler.requests;
assertEquals("reparse scheduled", 1, parseRequests.size());
parseRequests.get(0).run(50);
proposals = helper.autocompleter.jsAutocompleter.findAutocompletions(
helper.editor.getSelection(), CTRL_SHIFT_SPACE);
assertEquals("new variable set", createStringSet(
"aaa", "bbb", "eee", "fff"), createNameSet(proposals));
}
}