| /* $Id$ |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.etch.compiler; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| import java.net.URL; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.apache.etch.compiler.ast.Message; |
| import org.apache.etch.compiler.ast.Module; |
| import org.apache.etch.compiler.ast.Named; |
| import org.apache.etch.compiler.ast.ParamList; |
| import org.apache.etch.compiler.ast.Service; |
| import org.apache.etch.compiler.ast.TypeRef; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| |
| /** |
| * UnitTest for the mapWords(String, Map<String, String>) method in Backend. |
| * These tests rely on mapWordsTestFileOne and mapWordsTestFileTwo being in the |
| * same directory as this file for testing. Testing includes parsing these |
| * files, checking recovery from bad syntax and expected results from succesful |
| * parsing. |
| */ |
| public class TestMapWords |
| { |
| /** |
| * A concrete implementation of Backend. The only function you may assume |
| * works is mapWords(String, Map<String, String>. |
| */ |
| private class WordMapper extends Backend |
| { |
| /** |
| * |
| * @throws Exception |
| */ |
| public WordMapper() |
| throws Exception |
| { |
| // nothing to do. |
| } |
| |
| @Override |
| public String asyncReceiverPoolName( Message msg ) |
| { |
| return null; |
| } |
| |
| @Override |
| public String enum_efqname( String fqname, String moduleName, |
| String serviceName, String enumName ) |
| { |
| // Not needed for testing |
| return null; |
| } |
| |
| @Override |
| public String except_efqname( String fqname, String moduleName, |
| String serviceName, String enumName ) |
| { |
| // Not needed for testing |
| return null; |
| } |
| |
| @Override |
| public String formatString( ParamList<Service> n, boolean isExcept ) |
| throws ParseException, IOException |
| { |
| // Not needed for testing |
| return null; |
| } |
| |
| @Override |
| public void generate( Module module, CmdLineOptions options ) |
| throws Exception |
| { |
| // Not needed for testing |
| } |
| |
| @Override |
| public String getLang() |
| { |
| // Not needed for testing |
| return null; |
| } |
| |
| @Override |
| public String getNativeTypeName( TypeRef type ) |
| { |
| // Not needed for testing |
| return null; |
| } |
| |
| @Override |
| public String getTypeName( TypeRef type ) |
| { |
| // Not needed for testing |
| return null; |
| } |
| |
| @Override |
| public String getTypeValue( TypeRef type, Token value ) |
| throws IOException |
| { |
| // Not needed for testing |
| return null; |
| } |
| |
| @Override |
| public String getValidator( Named<?> named ) |
| { |
| // Not needed for testing |
| return null; |
| } |
| |
| @Override |
| public String mfvname( String vname ) |
| { |
| // Not needed for testing |
| return null; |
| } |
| |
| @Override |
| public String mtvname( String vname ) |
| { |
| // Not needed for testing |
| return null; |
| } |
| |
| @Override |
| public String qualifyConstantName( Service intf, Token name ) |
| { |
| // Not needed for testing |
| return null; |
| } |
| |
| @Override |
| public String qualifyEnumName( Service intf, Token name ) |
| { |
| // Not needed for testing |
| return null; |
| } |
| |
| @Override |
| public String qualifyParameterName( Token name ) |
| { |
| // Not needed for testing |
| return null; |
| } |
| |
| @Override |
| public String struct_efqname( String fqname, String moduleName, |
| String serviceName, String enumName ) |
| { |
| // Not needed for testing |
| return null; |
| } |
| |
| @Override |
| public void mapWords(String fileName, Map<String, String> wordMap) |
| throws IOException, FileNotFoundException |
| { |
| super.mapWords(fileName, wordMap); |
| } |
| |
| @Override |
| public void addDefaults( Service service ) throws ParseException |
| { |
| // Not needed for testing |
| } |
| } |
| |
| |
| private static final String tmpPath1 = "org/apache/etch/compiler/"; |
| private static final String tmpPath2 = null; |
| private static final String tmpPath3 = "resources/org/apache/etch/compiler/"; |
| private static final String[] path = {tmpPath1, tmpPath2, tmpPath3}; |
| |
| private static final String firstFile = "mapWordsTestFileOne.kwd"; |
| private static final String secondFile = "mapWordsTestFileTwo.kwd"; |
| |
| private static Map<String, String> myMap; |
| private static WordMapper myMapper; |
| |
| private static Map<String, String> firstMapping; |
| private static Map<String, String> firstSecondMapping; |
| |
| |
| /** |
| * Reinitialize baseline before each test. To be safe. |
| * |
| * @throws Exception |
| */ |
| @Before |
| public void startUp() |
| throws Exception |
| { |
| myMap = new HashMap<String, String>(); |
| |
| myMapper = new WordMapper(); |
| myMapper.mapWords(getPath(path, firstFile), myMap); |
| |
| firstMapping = new HashMap<String, String>(); |
| firstSecondMapping = new HashMap<String, String>(); |
| |
| // The results of parsing the firstFile into a new map |
| for (int i = 1; i < 5; ++i) |
| firstMapping.put("key" + Integer.toString(i), "xkey" + Integer.toString(i)); |
| for (int i = 5; i < 16; ++i) |
| firstMapping.put("key" + Integer.toString(i), "value" + Integer.toString(i)); |
| firstMapping.put("key16", "value17"); |
| firstMapping.put("key17", "value17"); |
| firstMapping.put("key18", "xkey18"); |
| firstMapping.put("Key19", "XKey19"); |
| firstMapping.put("KEY20", "XKEY20"); |
| firstMapping.put("kEy21", "xkEy21"); |
| |
| // The results of parsing the firstFile into a new map, and then parsing |
| // the secondFile into the same map |
| firstSecondMapping.putAll(firstMapping); |
| firstSecondMapping.put("key1", "foo"); |
| firstSecondMapping.put("key5", "xkey5"); |
| firstSecondMapping.put("Key19", "bar"); |
| firstSecondMapping.put("KEY20", "KEY20"); |
| firstSecondMapping.put("key22", "xkey22"); |
| firstSecondMapping.put("key23", "value23"); |
| } |
| |
| |
| /** |
| * Basic test to ensure files can be parsed without comments, whitespace or |
| * bad syntax crashing the function. |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void simpleParse() |
| throws Exception |
| { |
| assertEquals(firstMapping.size(), myMap.size()); |
| } |
| |
| /** |
| * Overall test to see if the first file parsed with expected results. |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void expectedResults() |
| throws Exception |
| { |
| assertEquals(firstMapping, myMap); |
| } |
| |
| /** |
| * Assert comments trailing mappings aren't parsed. |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void trailingComments() |
| throws Exception |
| { |
| // comments after implicit mappings |
| assertEquals(firstMapping.get("key1"), myMap.get("key1")); |
| assertEquals(firstMapping.get("key2"), myMap.get("key2")); |
| assertEquals(firstMapping.get("key3"), myMap.get("key3")); |
| assertEquals(firstMapping.get("key4"), myMap.get("key4")); |
| |
| // comments after explicit mappings |
| assertEquals(firstMapping.get("key6"), myMap.get("key6")); |
| assertEquals(firstMapping.get("key7"), myMap.get("key7")); |
| assertEquals(firstMapping.get("key8"), myMap.get("key8")); |
| assertEquals(firstMapping.get("key10"), myMap.get("key10")); |
| assertEquals(firstMapping.get("key11"), myMap.get("key11")); |
| assertEquals(firstMapping.get("key13"), myMap.get("key13")); |
| assertEquals(firstMapping.get("key14"), myMap.get("key14")); |
| assertEquals(firstMapping.get("key15"), myMap.get("key15")); |
| } |
| |
| /** |
| * Assert explicit mappings work. |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void explicitMappings() |
| throws Exception |
| { |
| assertEquals(firstMapping.get("key5"), myMap.get("key5")); |
| assertEquals(firstMapping.get("key6"), myMap.get("key6")); |
| assertEquals(firstMapping.get("key7"), myMap.get("key7")); |
| assertEquals(firstMapping.get("key8"), myMap.get("key8")); |
| assertEquals(firstMapping.get("key9"), myMap.get("key9")); |
| assertEquals(firstMapping.get("key10"), myMap.get("key10")); |
| assertEquals(firstMapping.get("key11"), myMap.get("key11")); |
| assertEquals(firstMapping.get("key12"), myMap.get("key12")); |
| assertEquals(firstMapping.get("key13"), myMap.get("key13")); |
| assertEquals(firstMapping.get("key14"), myMap.get("key14")); |
| assertEquals(firstMapping.get("key15"), myMap.get("key15")); |
| } |
| |
| /** |
| * Assert implicit mappings work. |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void implicitMappings() |
| throws Exception |
| { |
| assertEquals(firstMapping.get("key1"), myMap.get("key1")); |
| assertEquals(firstMapping.get("key2"), myMap.get("key2")); |
| assertEquals(firstMapping.get("key3"), myMap.get("key3")); |
| assertEquals(firstMapping.get("key4"), myMap.get("key4")); |
| assertEquals(firstMapping.get("key18"), myMap.get("key18")); |
| assertEquals(firstMapping.get("key19"), myMap.get("key19")); |
| assertEquals(firstMapping.get("key20"), myMap.get("key20")); |
| assertEquals(firstMapping.get("key21"), myMap.get("key21")); |
| } |
| |
| /** |
| * Assert repeated mappings overwrite. |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void overwrittenMappings() |
| throws Exception |
| { |
| assertEquals(firstMapping.get("key16"), myMap.get("key16")); |
| assertEquals(firstMapping.get("key17"), myMap.get("key17")); |
| assertEquals(firstMapping.get("key18"), myMap.get("key18")); |
| } |
| |
| /** |
| * Assert implicit mappings have an uppercase 'x' where appropriate. |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void upcasing() |
| throws Exception |
| { |
| assertEquals(firstMapping.get("key19"), myMap.get("key19")); |
| assertEquals(firstMapping.get("key20"), myMap.get("key20")); |
| assertEquals(firstMapping.get("key21"), myMap.get("key21")); |
| } |
| |
| /** |
| * Assert that repeated mappings cause change when mapping a second file. |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void twoParsings() |
| throws Exception |
| { |
| assertEquals(firstMapping, myMap); |
| myMapper.mapWords(getPath(path, secondFile), myMap); |
| assertEquals(firstSecondMapping, myMap); |
| } |
| |
| /** |
| * Assert that repeated mappings change the mappings they should |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void multiParsings() |
| throws Exception |
| { |
| assertEquals(firstMapping, myMap); |
| myMapper.mapWords(getPath(path, secondFile), myMap); |
| assertEquals(firstSecondMapping, myMap); |
| myMapper.mapWords(getPath(path, firstFile), myMap); |
| |
| // Add the new parsings and re-check |
| firstMapping.put("key22", "xkey22"); |
| firstMapping.put("key23", "value23"); |
| assertEquals(firstMapping.size(), myMap.size()); |
| assertEquals(firstMapping, myMap); |
| } |
| |
| // ------- |
| // Helpers |
| // ------- |
| |
| /** |
| * Returns the correct path to a resource. |
| * @param path the paths to try for opening the resources |
| * @param fn the file name of the file to open |
| * @return the correct path to a resource |
| */ |
| private static String getPath(String[] path, String fn) |
| throws FileNotFoundException |
| { |
| for (String p: path) |
| { |
| if (p == null) |
| continue; |
| |
| String s = p + fn; |
| |
| URL temp = ClassLoader.getSystemResource(s); |
| if (temp != null) |
| return s; |
| } |
| throw new FileNotFoundException(fn); |
| } |
| } |