| /* |
| * Copyright 2000-2009 JetBrains s.r.o. |
| * |
| * 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.intellij.history.integration.ui.models; |
| |
| import com.intellij.diff.Block; |
| import com.intellij.history.core.InMemoryLocalHistoryFacade; |
| import com.intellij.history.core.LocalHistoryFacade; |
| import com.intellij.history.core.LocalHistoryTestCase; |
| import com.intellij.history.core.revisions.Revision; |
| import com.intellij.history.core.tree.RootEntry; |
| import com.intellij.history.integration.IdeaGateway; |
| import com.intellij.util.diff.FilesTooBigForDiffException; |
| import org.jetbrains.annotations.NotNull; |
| import org.junit.Test; |
| |
| import java.util.List; |
| |
| import static org.easymock.classextension.EasyMock.*; |
| |
| public class SelectionCalculatorTest extends LocalHistoryTestCase { |
| IdeaGateway gw = new MyIdeaGateway(); |
| LocalHistoryFacade vcs = new InMemoryLocalHistoryFacade(); |
| |
| @Test |
| public void testSelectionWasNotChanged() throws FilesTooBigForDiffException { |
| List<Revision> rr = createRevisions("abc\ndef\nghi", "abc1\ndef1\nghi1"); |
| SelectionCalculator c = new SelectionCalculator(gw, rr, 0, 2); |
| |
| Block b0 = c.getSelectionFor(rr.get(0), new NullProgress()); |
| Block b1 = c.getSelectionFor(rr.get(1), new NullProgress()); |
| |
| assertBlock(0, 2, "abc1\ndef1\nghi1", b0); |
| assertBlock(0, 2, "abc\ndef\nghi", b1); |
| } |
| |
| @Test |
| public void testSelectionWasMoved() throws FilesTooBigForDiffException { |
| List<Revision> rr = createRevisions("abc\ndef\nghi", "def\nghi"); |
| SelectionCalculator c = new SelectionCalculator(gw, rr, 0, 1); |
| |
| Block b0 = c.getSelectionFor(rr.get(0), new NullProgress()); |
| Block b1 = c.getSelectionFor(rr.get(1), new NullProgress()); |
| |
| assertBlock(0, 1, "def\nghi", b0); |
| assertBlock(1, 2, "def\nghi", b1); |
| } |
| |
| @Test |
| public void testSelectionForVeryOldRevisionTakenBackward() throws FilesTooBigForDiffException { |
| List<Revision> rr = createRevisions("ghi\nabc\ndef", "abc\nghi\ndef", "abc\ndef\nghi"); |
| SelectionCalculator c = new SelectionCalculator(gw, rr, 0, 1); |
| |
| Block b2 = c.getSelectionFor(rr.get(2), new NullProgress()); |
| Block b1 = c.getSelectionFor(rr.get(1), new NullProgress()); |
| Block b0 = c.getSelectionFor(rr.get(0), new NullProgress()); |
| |
| assertBlock(0, 1, "abc\ndef", b0); |
| assertBlock(0, 2, "abc\nghi\ndef", b1); |
| assertBlock(1, 2, "abc\ndef", b2); |
| } |
| |
| @Test |
| public void testNormalizingLineEnds() throws FilesTooBigForDiffException { |
| List<Revision> rr = createRevisions("abc\ndef\nghi", "abc\r\ndef\r\nghi"); |
| SelectionCalculator c = new SelectionCalculator(gw, rr, 0, 1); |
| |
| Block b0 = c.getSelectionFor(rr.get(0), new NullProgress()); |
| Block b1 = c.getSelectionFor(rr.get(1), new NullProgress()); |
| |
| assertBlock(0, 1, "abc\ndef", b0); |
| assertBlock(0, 1, "abc\ndef", b1); |
| } |
| |
| @Test |
| public void testProgressOnGetSelection() throws FilesTooBigForDiffException { |
| List<Revision> rr = createRevisions("one", "two", "three", "four"); |
| SelectionCalculator c = new SelectionCalculator(gw, rr, 0, 0); |
| |
| Progress p = createStrictMock(Progress.class); |
| p.processed(25); |
| p.processed(50); |
| p.processed(75); |
| p.processed(100); |
| replay(p); |
| |
| c.getSelectionFor(rr.get(3), p); |
| |
| verify(p); |
| } |
| |
| @Test |
| public void testProgressOnCanCalculate() throws FilesTooBigForDiffException { |
| List<Revision> rr = createRevisions("one", "two"); |
| SelectionCalculator c = new SelectionCalculator(gw, rr, 0, 0); |
| |
| Progress p = createMock(Progress.class); |
| p.processed(50); |
| p.processed(100); |
| replay(p); |
| |
| c.canCalculateFor(rr.get(1), p); |
| |
| verify(p); |
| } |
| |
| private List<Revision> createRevisions(String... contents) { |
| RootEntry r = new RootEntry(); |
| vcs.addChangeInTests(createFile(r, "f", contents[0], -1, false)); |
| for (int i = 1; i < contents.length; i++) { |
| vcs.addChangeInTests(changeContent(r, "f", contents[i], i)); |
| } |
| return collectRevisions(vcs, r, "f", null, null); |
| } |
| |
| private void assertBlock(int from, int to, String content, Block b) { |
| assertEquals(from, b.getStart()); |
| assertEquals(to, b.getEnd()); |
| assertEquals(content, b.getBlockContent()); |
| } |
| |
| private static class MyIdeaGateway extends IdeaGateway { |
| @Override |
| public String stringFromBytes(@NotNull byte[] bytes, @NotNull String path) { |
| return new String(bytes); |
| } |
| } |
| } |