test/langtools/tools/javac/api/TestEvalExpression.java
changeset 47216 71c04702a3d5
parent 30730 d3ce7619db2c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/langtools/tools/javac/api/TestEvalExpression.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2005, 2015, 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.
+ */
+
+/*
+ * @test
+ * @bug     4164450
+ * @summary JSR 199: Standard interface for Java compilers
+ * @author  Peter von der Ah\u00e9
+ * @modules java.compiler
+ *          java.desktop
+ *          jdk.compiler
+ * @compile TestEvalExpression.java evalexpr/ByteArrayClassLoader.java  evalexpr/CompileFromString.java  evalexpr/MemoryFileManager.java
+ * @run main TestEvalExpression
+ */
+
+import java.lang.reflect.Method;
+import java.util.*;
+import javax.swing.JOptionPane;
+import javax.tools.*;
+import static evalexpr.CompileFromString.*;
+
+public class TestEvalExpression {
+    static int errorCount = 0;
+    static class Listener implements DiagnosticListener<JavaFileObject> {
+        public void report(Diagnostic<? extends JavaFileObject> message) {
+            if (message.getKind() == Diagnostic.Kind.ERROR)
+                errorCount++;
+            System.err.println(message);
+        }
+    }
+
+    public static void main(String[] args) {
+        // Get a compiler tool
+        final JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
+        final List<String> compilerFlags = new ArrayList();
+        compilerFlags.add("-Xlint:all"); // report all warnings
+        compilerFlags.add("-g:none"); // don't generate debug info
+        final DiagnosticListener<JavaFileObject> listener = new Listener();
+        String expression = "System.getProperty(\"java.vendor\")";
+        Object result = null;
+        try {
+            result = evalExpression(compiler, listener, compilerFlags, expression);
+        } catch (Exception e) {
+            throw new AssertionError(e);
+        }
+        if (result == ERROR)
+            throw new AssertionError(result);
+        System.out.format("%s => %s%n", expression, result);
+        if (!System.getProperty("java.vendor").equals(result))
+            throw new AssertionError(result);
+        if (errorCount != 0)
+            throw new AssertionError(errorCount);
+        try {
+            result = evalExpression(compiler, listener, compilerFlags, "fisk hest");
+        } catch (Exception e) {
+            throw new AssertionError(e);
+        }
+        if (errorCount == 0)
+            throw new AssertionError(errorCount);
+    }
+}