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/*
* Copyright (C) 2011 The Libphonenumber Authors
*
* 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.i18n.phonenumbers;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import com.google.i18n.phonenumbers.BuildMetadataCppFromXml.Options;
import com.google.i18n.phonenumbers.BuildMetadataCppFromXml.Variant;
import com.google.i18n.phonenumbers.CppMetadataGenerator.Type;
import org.junit.Test;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.OutputStream;
import java.nio.charset.Charset;
/**
* Tests the BuildMetadataCppFromXml implementation to make sure it parses command line options and
* generates code correctly.
*/
public class BuildMetadataCppFromXmlTest {
// Various repeated test strings and data.
private static final String IGNORED = "IGNORED";
private static final String OUTPUT_DIR = "output/dir";
private static final String INPUT_PATH_XML = "input/path.xml";
private static final byte[] TEST_DATA =
new byte[] { (byte) 0xCA, (byte) 0xFE, (byte) 0xBA, (byte) 0xBE };
private static final String CPP_TEST_DATA = "0xCA, 0xFE, 0xBA, 0xBE";
@Test
public void parseVariant() {
assertNull(Variant.parse("xxx"));
assertEquals(Variant.FULL, Variant.parse(null));
assertEquals(Variant.FULL, Variant.parse(""));
assertEquals(Variant.LITE, Variant.parse("lite"));
assertEquals(Variant.TEST, Variant.parse("test"));
assertEquals(Variant.LITE, Variant.parse("LITE"));
assertEquals(Variant.TEST, Variant.parse("Test"));
}
@Test
public void parseBadOptions() {
try {
BuildMetadataCppFromXml.Options.parse("MyCommand", new String[] { IGNORED });
fail("Expected exception not thrown");
} catch (IllegalArgumentException e) {
assertTrue(e.getMessage().contains("MyCommand"));
}
}
@Test
public void parseGoodOptions() {
Options opt = BuildMetadataCppFromXml.Options.parse("MyCommand",
new String[] { IGNORED, INPUT_PATH_XML, OUTPUT_DIR, "test_alternate_format" });
assertEquals(Type.ALTERNATE_FORMAT, opt.getType());
assertEquals(Variant.TEST, opt.getVariant());
assertEquals(INPUT_PATH_XML, opt.getInputFilePath());
assertEquals(OUTPUT_DIR, opt.getOutputDir());
}
@Test
public void generateMetadata() {
String[] args = new String[] {
IGNORED, INPUT_PATH_XML, OUTPUT_DIR, "metadata" };
// Most of the useful asserts are done in the mock class.
MockedCommand command = new MockedCommand(
INPUT_PATH_XML, false, OUTPUT_DIR, Type.METADATA, Variant.FULL);
command.setArgs(args);
command.start();
// Sanity check the captured data (asserting implicitly that the mocked methods were called).
String headerString = command.capturedHeaderFile();
assertTrue(headerString.contains("const void* metadata_get()"));
assertTrue(headerString.contains("int metadata_size()"));
String sourceString = command.capturedSourceFile();
assertTrue(sourceString.contains("const void* metadata_get()"));
assertTrue(sourceString.contains("int metadata_size()"));
assertTrue(sourceString.contains(CPP_TEST_DATA));
}
@Test
public void generateLiteMetadata() {
String[] args = new String[] {
IGNORED, INPUT_PATH_XML, OUTPUT_DIR, "lite_metadata" };
// Most of the useful asserts are done in the mock class.
MockedCommand command = new MockedCommand(
INPUT_PATH_XML, true, OUTPUT_DIR, Type.METADATA, Variant.LITE);
command.setArgs(args);
command.start();
// Sanity check the captured data (asserting implicitly that the mocked methods were called).
String headerString = command.capturedHeaderFile();
assertTrue(headerString.contains("const void* metadata_get()"));
assertTrue(headerString.contains("int metadata_size()"));
String sourceString = command.capturedSourceFile();
assertTrue(sourceString.contains("const void* metadata_get()"));
assertTrue(sourceString.contains("int metadata_size()"));
assertTrue(sourceString.contains(CPP_TEST_DATA));
}
@Test
public void generateAlternateFormat() {
String[] args = new String[] {
IGNORED, INPUT_PATH_XML, OUTPUT_DIR, "alternate_format" };
// Most of the useful asserts are done in the mock class.
MockedCommand command = new MockedCommand(
INPUT_PATH_XML, false, OUTPUT_DIR, Type.ALTERNATE_FORMAT, Variant.FULL);
command.setArgs(args);
command.start();
// Sanity check the captured data (asserting implicitly that the mocked methods were called).
String headerString = command.capturedHeaderFile();
assertTrue(headerString.contains("const void* alternate_format_get()"));
assertTrue(headerString.contains("int alternate_format_size()"));
String sourceString = command.capturedSourceFile();
assertTrue(sourceString.contains("const void* alternate_format_get()"));
assertTrue(sourceString.contains("int alternate_format_size()"));
assertTrue(sourceString.contains(CPP_TEST_DATA));
}
/**
* Manually mocked subclass of BuildMetadataCppFromXml which overrides all file related behavior
* while asserting the validity of any parameters passed to the mocked methods. After starting
* this command, the captured header and source file contents can be retrieved for testing.
*/
static class MockedCommand extends BuildMetadataCppFromXml {
private static final Charset UTF_8 = Charset.forName("UTF-8");
private final String expectedInputFilePath;
private final boolean expectedLiteMetadata;
private final String expectedOutputDirPath;
private final Type expectedType;
private final Variant expectedVariant;
private final ByteArrayOutputStream headerOut = new ByteArrayOutputStream();
private final ByteArrayOutputStream sourceOut = new ByteArrayOutputStream();
public MockedCommand(String expectedInputFilePath, boolean expectedLiteMetadata,
String expectedOutputDirPath, Type expectedType, Variant expectedVariant) {
this.expectedInputFilePath = expectedInputFilePath;
this.expectedLiteMetadata = expectedLiteMetadata;
this.expectedOutputDirPath = expectedOutputDirPath;
this.expectedType = expectedType;
this.expectedVariant = expectedVariant;
}
@Override void writePhoneMetadataCollection(
String inputFilePath, boolean liteMetadata, OutputStream out) throws Exception {
assertEquals(expectedInputFilePath, inputFilePath);
assertEquals(expectedLiteMetadata, liteMetadata);
out.write(TEST_DATA, 0, TEST_DATA.length);
}
@Override OutputStream openHeaderStream(File dir, Type type) {
assertEquals(expectedOutputDirPath, dir.getPath());
assertEquals(expectedType, type);
return headerOut;
}
@Override OutputStream openSourceStream(File dir, Type type, Variant variant) {
assertEquals(expectedOutputDirPath, dir.getPath());
assertEquals(expectedType, type);
assertEquals(expectedVariant, variant);
return sourceOut;
}
String capturedHeaderFile() {
return new String(headerOut.toByteArray(), UTF_8);
}
String capturedSourceFile() {
return new String(sourceOut.toByteArray(), UTF_8);
}
}
}
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