test/langtools/tools/javac/api/T6501502.java

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/*
 * @test
 * @bug 6501502 6877206 6483788
 * @summary JSR 199: FileObject.toUri should return file:///c:/ or file:/c:/ not file://c:/
 * @modules java.compiler
 *          jdk.compiler
 */

import java.io.*;
import java.net.URI;
import javax.tools.*;

public class T6501502 {
    public static void main(String... args) throws Exception {
        new T6501502().run();
    }

    // The spec for java.io.File includes the following:
    //      For a given abstract pathname f it is guaranteed that
    //          new File( f.toURI()).equals( f.getAbsoluteFile())
    // For JavaFileObject we test as follows:
    //      new File( CONVERT_TO_FILEOBJECT(f).toURI()).equals( f.getAbsoluteFile())
    // to verify that we get reasonable URIs returned from toURI.
    // To make this a general test, and not just a Windows test,
    // we test a number of platform-independent paths.
    void run() throws Exception {
        JavaCompiler c = ToolProvider.getSystemJavaCompiler();
        try (StandardJavaFileManager sfm = c.getStandardFileManager(null, null, null)) {
            fm = sfm;
            System.err.println(System.getProperties());
            File tmpDir = new File(System.getProperty("java.io.tmpdir"));
            File testSrcDir = new File(System.getProperty("test.src"));
            File testClassesDir = new File(System.getProperty("test.classes"));
            test(new File("abc.tmp"));
            test(new File(tmpDir, "bad.file"));
            test(new File(testSrcDir, "T6501501.java"));
            test(new File(testClassesDir, "T6501501.class"));
            test(new File("a b"));
        }
    }

    void test(File f) throws Exception {
        System.err.println("test " + f);
        FileObject fo = fm.getJavaFileObjects(f).iterator().next();
        URI uri = fo.toUri();
        System.err.println("FileObject uri: " + uri);
        if (!new File(uri).equals(f.getAbsoluteFile()))
            throw new Exception("unexpected URI returned");
    }

    StandardJavaFileManager fm;
}