| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/org/documents/epl-v10.php |
| * |
| * 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.android.ide.eclipse.adt.internal.editors.formatting; |
| |
| import com.android.ide.common.xml.XmlFormatPreferences; |
| |
| import org.eclipse.jface.text.BadLocationException; |
| import org.eclipse.jface.text.Document; |
| import org.eclipse.text.edits.MalformedTreeException; |
| import org.eclipse.text.edits.ReplaceEdit; |
| |
| import junit.framework.TestCase; |
| |
| @SuppressWarnings("javadoc") |
| public class AndroidXmlFormattingStrategyTest extends TestCase { |
| // In the given before document, replace in the range replaceStart to replaceEnd |
| // the formatted string, and assert that it's identical to the given after string |
| private void check(String before, int replaceStart, int replaceEnd, String formatted, |
| String expected, XmlFormatPreferences prefs) |
| throws MalformedTreeException, BadLocationException { |
| Document document = new Document(); |
| document.set(before); |
| ReplaceEdit edit = AndroidXmlFormattingStrategy.createReplaceEdit(document, replaceStart, |
| replaceEnd, formatted, prefs); |
| assertNotNull(edit); |
| edit.apply(document); |
| String contents = document.get(); |
| // Ensure that we don't have any mangled CRLFs |
| char prev = 0; |
| boolean haveCrlf = false; |
| for (int i = 0, n = contents.length(); i < n; i++) { |
| char c = contents.charAt(i); |
| if (c == '\r') { |
| haveCrlf = true; |
| } |
| if (!(c != '\r' || prev != '\r')) { |
| fail("Mangled document: Found adjacent \\r's starting at " + i |
| + ": " + contents.substring(i - 1, Math.min(contents.length(), i + 10)) |
| + "..."); |
| } |
| if (haveCrlf && c == '\n' && prev != '\r') { |
| fail("Mangled document: In a CRLF document, found \\n without preceeding \\r"); |
| } |
| |
| prev = c; |
| } |
| |
| assertEquals(expected, contents); |
| } |
| |
| // In the given before document, replace the range indicated by [ and ] with the given |
| // formatted string, and assert that it's identical to the given after string |
| private void check( |
| String before, String insert, String expected, |
| XmlFormatPreferences prefs) |
| throws MalformedTreeException, BadLocationException { |
| int replaceStart = before.indexOf('['); |
| assertTrue(replaceStart != -1); |
| before = before.substring(0, replaceStart) + before.substring(replaceStart + 1); |
| |
| int replaceEnd = before.indexOf(']'); |
| assertTrue(replaceEnd != -1); |
| before = before.substring(0, replaceEnd) + before.substring(replaceEnd + 1); |
| |
| check(before, replaceStart, replaceEnd, insert, expected, prefs); |
| } |
| |
| public void test1() throws Exception { |
| check( |
| // Before |
| "<root>\n" + |
| "[ <element/>\n" + |
| " <second/>\n" + |
| "]\n" + |
| "</root>\n", |
| |
| // Insert |
| " <element/>\n" + |
| " <second/>\n", |
| |
| // After |
| "<root>\n" + |
| " <element/>\n" + |
| " <second/>\n" + |
| "\n" + |
| "</root>\n", |
| |
| XmlFormatPreferences.defaults()); |
| } |
| |
| public void test2() throws Exception { |
| XmlFormatPreferences prefs = XmlFormatPreferences.defaults(); |
| prefs.removeEmptyLines = true; |
| |
| check( |
| // Before |
| "<root>\n" + |
| "\n" + |
| "\n" + |
| "[ <element/>\n" + |
| " <second/>\n" + |
| "]\n" + |
| "\n" + |
| "\n" + |
| "</root>\n", |
| |
| // Insert |
| " <element/>\n" + |
| " <second/>\n", |
| |
| // After |
| "<root>\n" + |
| " <element/>\n" + |
| " <second/>\n" + |
| "</root>\n", |
| |
| prefs); |
| } |
| |
| public void test3() throws Exception { |
| XmlFormatPreferences prefs = XmlFormatPreferences.defaults(); |
| prefs.removeEmptyLines = true; |
| |
| check( |
| // Before |
| "<root>\n" + |
| "\n" + |
| "\n" + |
| " [<element/>\n" + |
| " <second/>]\n" + |
| "\n" + |
| "\n" + |
| "\n" + |
| "</root>\n", |
| |
| // Insert |
| " <element/>\n" + |
| " <second/>", |
| |
| // After |
| "<root>\n" + |
| " <element/>\n" + |
| " <second/>\n" + |
| "</root>\n", |
| |
| prefs); |
| } |
| |
| public void test4() throws Exception { |
| check( |
| "<RelativeLayout xmlns:android=\"http://schemas.android.com/apk/res/android\"\n" + |
| " xmlns:tools=\"http://schemas.android.com/tools\"\n" + |
| " android:layout_width=\"match_parent\"\n" + |
| " android:layout_height=\"match_parent\" >\n" + |
| "\n" + |
| " [<TextView\n" + |
| " android:layout_width=\"wrap_content\"\n" + |
| " android:layout_height=\"wrap_content\"\n" + |
| " android:layout_centerHorizontal=\"true\"\n" + |
| " android:layout_centerVertical=\"true\"\n" + |
| " android:text=\"foo\"\n" + |
| " tools:context=\".MainActivity\" />]\n" + |
| "\n" + |
| "</RelativeLayout>\n", |
| |
| // Insert |
| "\n" + |
| " <TextView\n" + |
| " android:layout_width=\"wrap_content\"\n" + |
| " android:layout_height=\"wrap_content\"\n" + |
| " android:layout_centerHorizontal=\"true\"\n" + |
| " android:layout_centerVertical=\"true\"\n" + |
| " android:text=\"foo\"\n" + |
| " tools:context=\".MainActivity\" />\n", |
| |
| // After |
| "<RelativeLayout xmlns:android=\"http://schemas.android.com/apk/res/android\"\n" + |
| " xmlns:tools=\"http://schemas.android.com/tools\"\n" + |
| " android:layout_width=\"match_parent\"\n" + |
| " android:layout_height=\"match_parent\" >\n" + |
| "\n" + |
| " <TextView\n" + |
| " android:layout_width=\"wrap_content\"\n" + |
| " android:layout_height=\"wrap_content\"\n" + |
| " android:layout_centerHorizontal=\"true\"\n" + |
| " android:layout_centerVertical=\"true\"\n" + |
| " android:text=\"foo\"\n" + |
| " tools:context=\".MainActivity\" />\n" + |
| "\n" + |
| "</RelativeLayout>\n", |
| |
| XmlFormatPreferences.defaults()); |
| } |
| |
| public void testCrLf1() throws Exception { |
| check( |
| // Before |
| "<root>\r\n" + |
| "[ <element/>\r\n" + |
| " <second/>\r\n" + |
| "]\r\n" + |
| "</root>\r\n", |
| |
| // Insert |
| " <element/>\r\n" + |
| " <second/>\r\n", |
| |
| // After |
| "<root>\r\n" + |
| " <element/>\r\n" + |
| " <second/>\r\n" + |
| "\r\n" + |
| "</root>\r\n", |
| |
| XmlFormatPreferences.defaults()); |
| } |
| |
| public void testCrLf2() throws Exception { |
| XmlFormatPreferences prefs = XmlFormatPreferences.defaults(); |
| prefs.removeEmptyLines = true; |
| |
| check( |
| // Before |
| "<root>\r\n" + |
| "\r\n" + |
| "\r\n" + |
| "[ <element/>\r\n" + |
| " <second/>\r\n" + |
| "]\r\n" + |
| "\r\n" + |
| "\r\n" + |
| "</root>\r\n", |
| |
| // Insert |
| " <element/>\r\n" + |
| " <second/>\r\n", |
| |
| // After |
| "<root>\r\n" + |
| " <element/>\r\n" + |
| " <second/>\r\n" + |
| "</root>\r\n", |
| |
| prefs); |
| } |
| |
| public void testCrLf3() throws Exception { |
| XmlFormatPreferences prefs = XmlFormatPreferences.defaults(); |
| prefs.removeEmptyLines = true; |
| |
| check( |
| // Before |
| "<root>\r\n" + |
| "\r\n" + |
| "\r\n" + |
| " [<element/>\r\n" + |
| " <second/>]\r\n" + |
| "\r\n" + |
| "\r\n" + |
| "\r\n" + |
| "</root>\r\n", |
| |
| // Insert |
| " <element/>\r\n" + |
| " <second/>", |
| |
| // After |
| "<root>\r\n" + |
| " <element/>\r\n" + |
| " <second/>\r\n" + |
| "</root>\r\n", |
| |
| prefs); |
| } |
| |
| |
| public void testCrlf4() throws Exception { |
| check( |
| "<RelativeLayout xmlns:android=\"http://schemas.android.com/apk/res/android\"\r\n" + |
| " xmlns:tools=\"http://schemas.android.com/tools\"\r\n" + |
| " android:layout_width=\"match_parent\"\r\n" + |
| " android:layout_height=\"match_parent\" >\r\n" + |
| "\r\n" + |
| " [<TextView\r\n" + |
| " android:layout_width=\"wrap_content\"\r\n" + |
| " android:layout_height=\"wrap_content\"\r\n" + |
| " android:layout_centerHorizontal=\"true\"\r\n" + |
| " android:layout_centerVertical=\"true\"\r\n" + |
| " android:text=\"foo\"\r\n" + |
| " tools:context=\".MainActivity\" />]\r\n" + |
| "\r\n" + |
| "</RelativeLayout>\r\n", |
| |
| // Insert |
| "\r\n" + |
| " <TextView\r\n" + |
| " android:layout_width=\"wrap_content\"\r\n" + |
| " android:layout_height=\"wrap_content\"\r\n" + |
| " android:layout_centerHorizontal=\"true\"\r\n" + |
| " android:layout_centerVertical=\"true\"\r\n" + |
| " android:text=\"foo\"\r\n" + |
| " tools:context=\".MainActivity\" />\r\n", |
| |
| // After |
| "<RelativeLayout xmlns:android=\"http://schemas.android.com/apk/res/android\"\r\n" + |
| " xmlns:tools=\"http://schemas.android.com/tools\"\r\n" + |
| " android:layout_width=\"match_parent\"\r\n" + |
| " android:layout_height=\"match_parent\" >\r\n" + |
| "\r\n" + |
| " <TextView\r\n" + |
| " android:layout_width=\"wrap_content\"\r\n" + |
| " android:layout_height=\"wrap_content\"\r\n" + |
| " android:layout_centerHorizontal=\"true\"\r\n" + |
| " android:layout_centerVertical=\"true\"\r\n" + |
| " android:text=\"foo\"\r\n" + |
| " tools:context=\".MainActivity\" />\r\n" + |
| "\r\n" + |
| "</RelativeLayout>\r\n", |
| |
| XmlFormatPreferences.defaults()); |
| } |
| } |