Added catch and retry using class classloader block. This should hopefully address the cases where the TCCL is not set reasonably.

git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/logging/trunk@375696 13f79535-47bb-0310-9956-ffa450edef68

src/test/org/apache/commons/logging/tccl/BadTCCLTestCase.java

@@ -0,0 +1,48 @@
+/*
+ * Copyright 2006 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.apache.commons.logging.tccl;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.commons.logging.PathableClassLoader;
+import org.apache.commons.logging.PathableTestSuite;
+
+import junit.framework.Test;
+import junit.framework.TestCase;
+
+/**
+ * Simulates the case when TCCL is badly set and cannot load JCL.
+ */
+public class BadTCCLTestCase extends TestCase {
+
+    public static Test suite() throws Exception {
+        PathableClassLoader contextClassLoader = new PathableClassLoader(null);
+        contextClassLoader.useSystemLoader("junit.");
+        PathableTestSuite suite = new PathableTestSuite(BadTCCLTestCase.class, contextClassLoader);
+        return suite;
+    }
+
+    // test methods
+    
+    /**
+     * This test just tests that a log implementation can be found
+     * by the LogFactory.
+     */
+    public void testGetLog() {
+         Log log = LogFactory.getLog(BadTCCLTestCase.class);
+         log.debug("Hello, Mum");
+    }
+}

src/test/org/apache/commons/logging/tccl/NullTCCLTestCase.java

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2006 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.apache.commons.logging.tccl;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.commons.logging.PathableTestSuite;
+
+import junit.framework.Test;
+import junit.framework.TestCase;
+
+/**
+ * Simulates the case when TCCL is set to NULL.
+ */
+public class NullTCCLTestCase extends TestCase {
+
+    public static Test suite() throws Exception {;
+        PathableTestSuite suite = new PathableTestSuite(NullTCCLTestCase.class, null);
+        return suite;
+    }
+
+    // test methods
+    
+    /**
+     * This test just tests that a log implementation can be found
+     * by the LogFactory.
+     */
+    public void testGetLog() {
+         Log log = LogFactory.getLog(NullTCCLTestCase.class);
+         log.debug("Hello, Mum");
+    }
+}