/* Copyright 2011-2012 The Apache Software Foundation.
*
* 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 org.lesscss.mojo;
import static org.mockito.Matchers.eq;
import static org.mockito.Matchers.same;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.powermock.api.mockito.PowerMockito.doThrow;
import static org.powermock.api.mockito.PowerMockito.verifyNew;
import static org.powermock.api.mockito.PowerMockito.verifyNoMoreInteractions;
import static org.powermock.api.mockito.PowerMockito.when;
import static org.powermock.api.mockito.PowerMockito.whenNew;
import java.io.File;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.logging.Log;
import org.apache.maven.plugin.testing.AbstractMojoTestCase;
import org.codehaus.plexus.util.Scanner;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.lesscss.LessCompiler;
import org.lesscss.LessException;
import org.lesscss.LessSource;
import org.lesscss.mojo.CompileMojo;
import org.mockito.Mock;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import org.sonatype.plexus.build.incremental.BuildContext;
@PrepareForTest(CompileMojo.class)
@RunWith(PowerMockRunner.class)
public class CompileMojoTest extends AbstractMojoTestCase {
private CompileMojo mojo;
private File sourceDirectory = new File("./source");
private File outputDirectory = new File("./output");
private String[] includes = new String[] { "include" };
private String[] excludes = new String[] { "exclude" };
private String[] files = new String[] { "file" };
@Mock
private Log log;
@Mock
private BuildContext buildContext;
@Mock
private Scanner scanner;
@Mock
private LessCompiler lessCompiler;
@Mock
private File lessJs;
@Mock
private URI lessJsURI;
@Mock
private URL lessJsURL;
@Mock
private File input;
@Mock
private File output;
@Mock
private File parent;
@Mock
private LessSource lessSource;
@Before
public void setUp() throws URISyntaxException, IllegalAccessException, IOException {
mojo = new CompileMojo();
mojo.setLog(log);
setVariableValueToObject(mojo, "buildContext", buildContext);
setVariableValueToObject(mojo, "sourceDirectory", sourceDirectory);
setVariableValueToObject(mojo, "outputDirectory", outputDirectory);
setVariableValueToObject(mojo, "includes", includes);
setVariableValueToObject(mojo, "excludes", excludes);
}
@Test
public void testExecution() throws Exception {
files = new String[] { "less.less" };
when(buildContext.newScanner(sourceDirectory, true)).thenReturn(scanner);
when(scanner.getIncludedFiles()).thenReturn(files);
whenNew(LessCompiler.class).withNoArguments().thenReturn(lessCompiler);
whenNew(File.class).withArguments(sourceDirectory, "less.less").thenReturn(input);
whenNew(File.class).withArguments(outputDirectory, "less.css").thenReturn(output);
when(output.exists()).thenReturn(true);
when(output.getParentFile()).thenReturn(parent);
when(parent.exists()).thenReturn(true);
whenNew(LessSource.class).withArguments(input).thenReturn(lessSource);
when(output.lastModified()).thenReturn(1l);
when(lessSource.getLastModifiedIncludingImports()).thenReturn(2l);
mojo.execute();
verify(buildContext).newScanner(same(sourceDirectory), eq(true));
verify(scanner).setIncludes(same(includes));
verify(scanner).setExcludes(same(excludes));
verify(scanner).scan();
verifyNew(LessCompiler.class).withNoArguments();
verify(lessCompiler).setCompress(false);
verify(lessCompiler).setEncoding(null);
verifyNew(File.class).withArguments(sourceDirectory, "less.less");
verifyNew(File.class).withArguments(outputDirectory, "less.css");
verify(output).getParentFile();
verify(parent).exists();
verifyNew(LessSource.class).withArguments(input);
verify(output).lastModified();
verify(lessSource).getLastModifiedIncludingImports();
verify(log).info("Compiling LESS source: less.less...");
verify(lessCompiler).compile(lessSource, output, false);
}
@Test
public void testExecutionNotModified() throws Exception {
files = new String[] { "less.less" };
when(buildContext.newScanner(sourceDirectory, true)).thenReturn(scanner);
when(scanner.getIncludedFiles()).thenReturn(files);
whenNew(LessCompiler.class).withNoArguments().thenReturn(lessCompiler);
whenNew(File.class).withArguments(sourceDirectory, "less.less").thenReturn(input);
whenNew(File.class).withArguments(outputDirectory, "less.css").thenReturn(output);
when(output.exists()).thenReturn(true);
when(output.getParentFile()).thenReturn(parent);
when(parent.exists()).thenReturn(true);
whenNew(LessSource.class).withArguments(input).thenReturn(lessSource);
when(output.lastModified()).thenReturn(2l);
when(lessSource.getLastModifiedIncludingImports()).thenReturn(1l);
mojo.execute();
verify(buildContext).newScanner(same(sourceDirectory), eq(true));
verify(scanner).setIncludes(same(includes));
verify(scanner).setExcludes(same(excludes));
verify(scanner).scan();
verifyNew(LessCompiler.class).withNoArguments();
verify(lessCompiler).setCompress(false);
verify(lessCompiler).setEncoding(null);
verifyNew(File.class).withArguments(sourceDirectory, "less.less");
verifyNew(File.class).withArguments(outputDirectory, "less.css");
verify(output).getParentFile();
verify(parent).exists();
verifyNew(LessSource.class).withArguments(input);
verify(lessCompiler).setCompress(false);
verify(lessCompiler).setEncoding(null);
verify(output).lastModified();
verify(lessSource).getLastModifiedIncludingImports();
verify(log).info("Bypassing LESS source: less.less (not modified)");
verifyNoMoreInteractions(lessCompiler);
}
@Test
public void testExecutionIncludedFilesEmpty() throws Exception {
files = new String[] {};
when(buildContext.newScanner(sourceDirectory, true)).thenReturn(scanner);
when(scanner.getIncludedFiles()).thenReturn(files);
mojo.execute();
verify(log).info("Nothing to compile - no LESS sources found");
}
@Test
public void testExecutionIncludedFilesNull() throws Exception {
files = null;
when(buildContext.newScanner(sourceDirectory, true)).thenReturn(scanner);
when(scanner.getIncludedFiles()).thenReturn(files);
mojo.execute();
verify(log).info("Nothing to compile - no LESS sources found");
}
@Test(expected = MojoExecutionException.class)
public void testExecutionIOExceptionWhenCreatingLessSource() throws Exception {
files = new String[] { "less.less" };
when(buildContext.newScanner(sourceDirectory, true)).thenReturn(scanner);
when(scanner.getIncludedFiles()).thenReturn(files);
whenNew(LessCompiler.class).withNoArguments().thenReturn(lessCompiler);
whenNew(File.class).withArguments(sourceDirectory, "less.less").thenReturn(input);
whenNew(File.class).withArguments(outputDirectory, "less.css").thenReturn(output);
when(output.getParentFile()).thenReturn(parent);
when(parent.exists()).thenReturn(true);
whenNew(LessSource.class).withArguments(input).thenThrow(new IOException());
mojo.execute();
verify(buildContext).newScanner(same(sourceDirectory), eq(true));
verify(scanner).setIncludes(same(includes));
verify(scanner).setExcludes(same(excludes));
verify(scanner).scan();
verifyNew(LessCompiler.class).withNoArguments();
verify(lessCompiler).setCompress(false);
verify(lessCompiler).setEncoding(null);
verifyNew(File.class).withArguments(sourceDirectory, "less.less");
verifyNew(File.class).withArguments(outputDirectory, "less.css");
verify(output).getParentFile();
verify(parent).exists();
verifyNew(LessSource.class).withArguments(input);
}
@Test(expected = MojoExecutionException.class)
public void testExecutionLessExceptionWhenCompilingLessSource() throws Exception {
files = new String[] { "less.less" };
when(buildContext.newScanner(sourceDirectory, true)).thenReturn(scanner);
when(scanner.getIncludedFiles()).thenReturn(files);
whenNew(LessCompiler.class).withNoArguments().thenReturn(lessCompiler);
whenNew(File.class).withArguments(sourceDirectory, "less.less").thenReturn(input);
whenNew(File.class).withArguments(outputDirectory, "less.css").thenReturn(output);
when(output.getParentFile()).thenReturn(parent);
when(parent.exists()).thenReturn(true);
whenNew(LessSource.class).withArguments(input).thenReturn(lessSource);
when(output.lastModified()).thenReturn(1l);
when(lessSource.getLastModifiedIncludingImports()).thenReturn(2l);
doThrow(new LessException(new Throwable())).when(lessCompiler).compile(lessSource, output, false);
mojo.execute();
verify(buildContext).newScanner(same(sourceDirectory), eq(true));
verify(scanner).setIncludes(same(includes));
verify(scanner).setExcludes(same(excludes));
verify(scanner).scan();
verifyNew(LessCompiler.class).withNoArguments();
verify(lessCompiler).setCompress(false);
verify(lessCompiler).setEncoding(null);
verifyNew(File.class).withArguments(sourceDirectory, "less.less");
verifyNew(File.class).withArguments(outputDirectory, "less.css");
verify(output).getParentFile();
verify(parent).exists();
verifyNew(LessSource.class).withArguments(input);
verify(output).lastModified();
verify(lessSource).getLastModifiedIncludingImports();
verify(log).info("Compiling LESS source: less.less...");
verify(lessCompiler).compile(lessSource, output, false);
}
@Test
public void testExecutionWithCustomLessJs() throws Exception {
setVariableValueToObject(mojo, "lessJs", lessJs);
files = new String[] { "less.less" };
when(buildContext.newScanner(sourceDirectory, true)).thenReturn(scanner);
when(scanner.getIncludedFiles()).thenReturn(files);
whenNew(LessCompiler.class).withNoArguments().thenReturn(lessCompiler);
when(lessJs.toURI()).thenReturn(lessJsURI);
when(lessJsURI.toURL()).thenReturn(lessJsURL);
whenNew(File.class).withArguments(sourceDirectory, "less.less").thenReturn(input);
whenNew(File.class).withArguments(outputDirectory, "less.css").thenReturn(output);
when(output.exists()).thenReturn(true);
when(output.getParentFile()).thenReturn(parent);
when(parent.exists()).thenReturn(true);
whenNew(LessSource.class).withArguments(input).thenReturn(lessSource);
when(output.lastModified()).thenReturn(1l);
when(lessSource.getLastModifiedIncludingImports()).thenReturn(2l);
mojo.execute();
verify(buildContext).newScanner(same(sourceDirectory), eq(true));
verify(scanner).setIncludes(same(includes));
verify(scanner).setExcludes(same(excludes));
verify(scanner).scan();
verifyNew(LessCompiler.class).withNoArguments();
verify(lessCompiler).setCompress(false);
verify(lessCompiler).setEncoding(null);
verify(lessCompiler).setLessJs(lessJsURL);
verifyNew(File.class).withArguments(sourceDirectory, "less.less");
verifyNew(File.class).withArguments(outputDirectory, "less.css");
verify(output).getParentFile();
verify(parent).exists();
verifyNew(LessSource.class).withArguments(input);
verify(output).lastModified();
verify(lessSource).getLastModifiedIncludingImports();
verify(log).info("Compiling LESS source: less.less...");
verify(lessCompiler).compile(lessSource, output, false);
}
@Test(expected = MojoExecutionException.class)
public void testExecutionMalformedURLExceptionWhenCustomLessJs() throws Exception {
setVariableValueToObject(mojo, "lessJs", lessJs);
files = new String[] { "less.less" };
when(buildContext.newScanner(sourceDirectory, true)).thenReturn(scanner);
when(scanner.getIncludedFiles()).thenReturn(files);
whenNew(LessCompiler.class).withNoArguments().thenReturn(lessCompiler);
when(lessJs.toURI()).thenReturn(lessJsURI);
when(lessJsURI.toURL()).thenThrow(new MalformedURLException());
mojo.execute();
verify(buildContext).newScanner(same(sourceDirectory), eq(true));
verify(scanner).setIncludes(same(includes));
verify(scanner).setExcludes(same(excludes));
verify(scanner).scan();
verifyNew(LessCompiler.class).withNoArguments();
verify(lessCompiler).setCompress(false);
verify(lessCompiler).setEncoding(null);
}
@Test
public void testExecutionMakeDirsWhenOutputDirectoryDoesNotExists() throws Exception {
files = new String[] { "less.less" };
when(buildContext.newScanner(sourceDirectory, true)).thenReturn(scanner);
when(scanner.getIncludedFiles()).thenReturn(files);
whenNew(LessCompiler.class).withNoArguments().thenReturn(lessCompiler);
whenNew(File.class).withArguments(sourceDirectory, "less.less").thenReturn(input);
whenNew(File.class).withArguments(outputDirectory, "less.css").thenReturn(output);
when(output.exists()).thenReturn(true);
when(output.getParentFile()).thenReturn(parent);
when(parent.exists()).thenReturn(false);
when(parent.mkdirs()).thenReturn(true);
whenNew(LessSource.class).withArguments(input).thenReturn(lessSource);
when(output.lastModified()).thenReturn(1l);
when(lessSource.getLastModifiedIncludingImports()).thenReturn(2l);
mojo.execute();
verify(buildContext).newScanner(same(sourceDirectory), eq(true));
verify(scanner).setIncludes(same(includes));
verify(scanner).setExcludes(same(excludes));
verify(scanner).scan();
verifyNew(LessCompiler.class).withNoArguments();
verify(lessCompiler).setCompress(false);
verify(lessCompiler).setEncoding(null);
verifyNew(File.class).withArguments(sourceDirectory, "less.less");
verifyNew(File.class).withArguments(outputDirectory, "less.css");
verify(output, times(2)).getParentFile();
verify(parent).exists();
verify(parent).mkdirs();
verifyNew(LessSource.class).withArguments(input);
verify(output).lastModified();
verify(lessSource).getLastModifiedIncludingImports();
verify(log).info("Compiling LESS source: less.less...");
verify(lessCompiler).compile(lessSource, output, false);
}
@Test(expected = MojoExecutionException.class)
public void testExecutionMakeDirsFailsWhenOutputDirectoryDoesNotExists() throws Exception {
files = new String[] { "less.less" };
when(buildContext.newScanner(sourceDirectory, true)).thenReturn(scanner);
when(scanner.getIncludedFiles()).thenReturn(files);
whenNew(LessCompiler.class).withNoArguments().thenReturn(lessCompiler);
whenNew(File.class).withArguments(sourceDirectory, "less.less").thenReturn(input);
whenNew(File.class).withArguments(outputDirectory, "less.css").thenReturn(output);
when(output.getParentFile()).thenReturn(parent);
when(parent.exists()).thenReturn(false);
when(parent.mkdirs()).thenReturn(false);
mojo.execute();
verify(buildContext).newScanner(same(sourceDirectory), eq(true));
verify(scanner).setIncludes(same(includes));
verify(scanner).setExcludes(same(excludes));
verify(scanner).scan();
verifyNew(LessCompiler.class).withNoArguments();
verify(lessCompiler).setCompress(false);
verify(lessCompiler).setEncoding(null);
verifyNew(File.class).withArguments(sourceDirectory, "less.less");
verifyNew(File.class).withArguments(outputDirectory, "less.css");
verify(output, times(2)).getParentFile();
verify(parent).exists();
verify(parent).mkdirs();
}
@Test
public void testExecutionOutputFilesNamedFromOutputFileFormat() throws Exception {
setVariableValueToObject(mojo, "outputFileFormat", "{fileName}-min.css");
files = new String[] { "less.less" };
when(buildContext.newScanner(sourceDirectory, true)).thenReturn(scanner);
when(scanner.getIncludedFiles()).thenReturn(files);
whenNew(LessCompiler.class).withNoArguments().thenReturn(lessCompiler);
whenNew(File.class).withArguments(sourceDirectory, "less.less").thenReturn(input);
whenNew(File.class).withArguments(outputDirectory, "less-min.css").thenReturn(output);
when(output.getParentFile()).thenReturn(parent);
when(parent.exists()).thenReturn(true);
when(parent.mkdirs()).thenReturn(true);
whenNew(LessSource.class).withArguments(input).thenReturn(lessSource);
mojo.execute();
verify(buildContext).newScanner(same(sourceDirectory), eq(true));
verify(scanner).setIncludes(same(includes));
verify(scanner).setExcludes(same(excludes));
verify(scanner).scan();
verifyNew(LessCompiler.class).withNoArguments();
verify(lessCompiler).setCompress(false);
verify(lessCompiler).setEncoding(null);
verifyNew(File.class).withArguments(sourceDirectory, "less.less");
verifyNew(File.class).withArguments(outputDirectory, "less-min.css");
verify(output, times(1)).getParentFile();
verify(parent).exists();
}
@After
public void tearDown() {
}
}