8195069: LogCompilation - add basic unit tests

Summary: Framework and simple junits with static input
Reviewed-by: kvn, thartmann

src/utils/LogCompilation/pom.xml

@@ -1,5 +1,5 @@
 <!--
- Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
+ Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved.
 
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions
@@ -72,6 +72,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.7.0</version>
                 <configuration>
                     <source>1.8</source>
                     <target>1.8</target>
@@ -87,6 +88,11 @@
                 <artifactId>maven-javadoc-plugin</artifactId>
                 <version>3.0.0-M1</version>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <version>2.20.1</version>
+            </plugin>
             <plugin>
                 <artifactId>maven-antrun-plugin</artifactId>
                 <version>1.8</version>

src/utils/LogCompilation/src/test/java/com/sun/hotspot/tools/compiler/TestLogCompilation.java

@@ -0,0 +1,125 @@
+/*
+ * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+package com.sun.hotspot.tools.compiler;
+
+import java.util.Arrays;
+import java.util.Collection;
+import org.junit.Test;
+import org.junit.BeforeClass;
+import org.junit.experimental.categories.Category;
+import junit.framework.Assert;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.junit.runners.Parameterized.Parameters;
+import static org.junit.Assert.*;
+
+@RunWith(value = Parameterized.class)
+public class TestLogCompilation {
+
+    String logFile;
+
+    public TestLogCompilation(String logFile) {
+        this.logFile = logFile;
+    }
+
+    @Parameters
+    public static Collection data() {
+        Object[][] data = new Object[][]{
+            // Simply running this jar with jdk-9 no args,
+            // no file (just prints the help)
+            {"./src/test/resources/hotspot_pid23756.log"},
+            // LogCompilation output of running on above file
+            {"./src/test/resources/hotspot_pid25109.log"}
+
+        };
+        return Arrays.asList(data);
+    }
+
+    @Test
+    public void testDashi() throws Exception {
+        String[] args = {"-i",
+            logFile
+        };
+
+        LogCompilation.main(args);
+    }
+
+    @Test
+    public void testDashiDasht() throws Exception {
+        String[] args = {"-i",
+            "-t",
+            logFile
+        };
+
+        LogCompilation.main(args);
+    }
+
+    @Test
+    public void testDefault() throws Exception {
+        String[] args = {
+            logFile
+        };
+
+        LogCompilation.main(args);
+    }
+
+    @Test
+    public void testDashS() throws Exception {
+        String[] args = {"-S",
+            logFile
+        };
+
+        LogCompilation.main(args);
+    }
+
+    @Test
+    public void testDashU() throws Exception {
+        String[] args = {"-U",
+            logFile
+        };
+
+        LogCompilation.main(args);
+    }
+
+    @Test
+    public void testDashe() throws Exception {
+        String[] args = {"-e",
+            logFile
+        };
+
+        LogCompilation.main(args);
+    }
+
+    @Test
+    public void testDashn() throws Exception {
+        String[] args = {"-n",
+            logFile
+        };
+
+        LogCompilation.main(args);
+    }
+}