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test/org/apache/jasper/TestJspC.java

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+/*
+ * 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.jasper;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.FileVisitResult;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.SimpleFileVisitor;
+import java.nio.file.attribute.BasicFileAttributes;
+
+import org.junit.After;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+
+public class TestJspC {
+
+    private JspC jspc;
+    private File outputDir;
+
+    @Before
+    public void init() {
+        File tempDir = new File(System.getProperty("tomcat.test.temp",
+                "output/tmp"));
+        outputDir = new File(tempDir, "jspc");
+        jspc = new JspC();
+    }
+
+    @After
+    public void cleanup() throws IOException {
+        remove(outputDir);
+    }
+
+    @Test
+    public void precompileWebapp_2_2() throws IOException {
+        File appDir = new File("test/webapp-2.2");
+        File webappOut = new File(outputDir, appDir.getName());
+        precompile(appDir, webappOut);
+        verify(webappOut);
+    }
+
+    @Test
+    public void precompileWebapp_2_3() throws IOException {
+        File appDir = new File("test/webapp-2.3");
+        File webappOut = new File(outputDir, appDir.getName());
+        precompile(appDir, webappOut);
+        verify(webappOut);
+    }
+
+    @Test
+    public void precompileWebapp_2_4() throws IOException {
+        File appDir = new File("test/webapp-2.4");
+        File webappOut = new File(outputDir, appDir.getName());
+        precompile(appDir, webappOut);
+        verify(webappOut);
+    }
+
+    @Test
+    public void precompileWebapp_2_5() throws IOException {
+        File appDir = new File("test/webapp-2.5");
+        File webappOut = new File(outputDir, appDir.getName());
+        precompile(appDir, webappOut);
+        verify(webappOut);
+    }
+
+    @Test
+    public void precompileWebapp_3_0() throws IOException {
+        File appDir = new File("test/webapp-3.0");
+        File webappOut = new File(outputDir, appDir.getName());
+        precompile(appDir, webappOut);
+        verify(webappOut);
+    }
+
+    @Test
+    public void precompileWebapp_3_1() throws IOException {
+        File appDir = new File("test/webapp-3.1");
+        File webappOut = new File(outputDir, appDir.getName());
+        precompile(appDir, webappOut);
+        verify(webappOut);
+    }
+
+    private void verify(File webappOut) {
+        // for now, just check some expected files exist
+        Assert.assertTrue(new File(webappOut, "generated_web.xml").exists());
+        Assert.assertTrue(new File(webappOut,
+                "org/apache/jsp/el_002das_002dliteral_jsp.java").exists());
+        Assert.assertTrue(new File(webappOut,
+                "org/apache/jsp/tld_002dversions_jsp.java").exists());
+    }
+
+    private void precompile(File appDir, File webappOut) throws IOException {
+        remove(webappOut);
+        Assert.assertTrue("Failed to create [" + webappOut + "]", webappOut.mkdirs());
+        jspc.setUriroot(appDir.toString());
+        jspc.setOutputDir(webappOut.toString());
+        jspc.setValidateTld(false);
+        jspc.setWebXml(new File(webappOut, "generated_web.xml").toString());
+        jspc.execute();
+    }
+
+
+    private void remove(File base) throws IOException{
+        if (!base.exists()) {
+            return;
+        }
+        Files.walkFileTree(base.toPath(), new SimpleFileVisitor<Path>(){
+            @Override
+            public FileVisitResult visitFile(Path file,
+                    BasicFileAttributes attrs) throws IOException {
+                Files.delete(file);
+                return FileVisitResult.CONTINUE;
+            }
+
+            @Override
+            public FileVisitResult postVisitDirectory(Path dir,
+                    IOException exc) throws IOException {
+                Files.delete(dir);
+                return FileVisitResult.CONTINUE;
+            }
+        });
+    }
+}