test/langtools/tools/javac/modules/RequiresStaticTest.java - platform/libcore - Git at Google

 /*
  * Copyright (c) 2015, 2016, 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 8161906 8161596
  * @summary tests for "requires static"
  * @library /tools/lib
  * @modules
  *      jdk.compiler/com.sun.tools.javac.api
  *      jdk.compiler/com.sun.tools.javac.main
  * @build toolbox.ToolBox toolbox.JavacTask ModuleTestBase
  * @run main RequiresStaticTest
  */

 import java.io.File;
 import java.nio.file.Files;
 import java.nio.file.Path;

 import toolbox.JavaTask;
 import toolbox.JavacTask;
 import toolbox.Task;
 import toolbox.Task.OutputKind;

 public class RequiresStaticTest extends ModuleTestBase {

     public static void main(String... args) throws Exception {
         RequiresStaticTest t = new RequiresStaticTest();
         t.runTests();
     }

     @Test
     public void testJavaSE_OK(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { requires static java.se; }",
                 "import java.awt.Frame;\n"  // in java.se
                 + "class Test {\n"
                 + "    Frame f;\n"
                 + "}");
         Path classes = base.resolve("classes");
         Files.createDirectories(classes);

         new JavacTask(tb, Task.Mode.CMDLINE)
                 .files(findJavaFiles(src))
                 .outdir(classes)
                 .run()
                 .writeAll();
     }

     @Test
     public void testJavaSE_Fail(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { requires static java.se; }",
                 "import com.sun.source.tree.Tree;\n" // not in java.se (in jdk.compiler)
                 + "class Test {\n"
                 + "    Tree t;\n"
                 + "}");
         Path classes = base.resolve("classes");
         Files.createDirectories(classes);

         String log = new JavacTask(tb, Task.Mode.CMDLINE)
                 .options("-XDrawDiagnostics")
                 .files(findJavaFiles(src))
                 .outdir(classes)
                 .run(Task.Expect.FAIL)
                 .writeAll()
                 .getOutput(Task.OutputKind.DIRECT);

         if (!log.contains("Test.java:1:22: compiler.err.package.not.visible: com.sun.source.tree, (compiler.misc.not.def.access.does.not.read: m, com.sun.source.tree, jdk.compiler)"))
             throw new Exception("expected output not found");
     }

     @Test
     public void testComplex_OK(Path base) throws Exception {
         Path src = getComplexSrc(base, "", "");
         Path classes = base.resolve("classes");
         Files.createDirectories(classes);

         new JavacTask(tb, Task.Mode.CMDLINE)
                 .options("--module-source-path", src.toString())
                 .files(findJavaFiles(src))
                 .outdir(classes)
                 .run()
                 .writeAll();
     }

     @Test
     public void testComplex_Fail(Path base) throws Exception {
         Path src = getComplexSrc(base,
                 "import p5.C5; import p6.C6; import p7.C7; import p8.C8;\n",
                 "C5 c5; C6 c6; C7 c7; C8 c8;\n");
         Path classes = base.resolve("classes");
         Files.createDirectories(classes);

         String log = new JavacTask(tb, Task.Mode.CMDLINE)
                 .options("-XDrawDiagnostics",
                         "--module-source-path", src.toString())
                 .files(findJavaFiles(src))
                 .outdir(classes)
                 .run(Task.Expect.FAIL)
                 .writeAll()
                 .getOutput(Task.OutputKind.DIRECT);

         String[] expect = {
             "C1.java:5:8: compiler.err.package.not.visible: p5, (compiler.misc.not.def.access.does.not.read: m1x, p5, m5x)",
             "C1.java:5:22: compiler.err.package.not.visible: p6, (compiler.misc.not.def.access.does.not.read: m1x, p6, m6x)",
             "C1.java:5:36: compiler.err.package.not.visible: p7, (compiler.misc.not.def.access.does.not.read: m1x, p7, m7x)",
             "C1.java:5:50: compiler.err.package.not.visible: p8, (compiler.misc.not.def.access.does.not.read: m1x, p8, m8x)"
         };

         for (String e: expect) {
             if (!log.contains(e))
                 throw new Exception("expected output not found: " + e);
         }
     }

     /*
      * Set up the following module graph
      *     m1x -> m2x => m3x -=-> m4x --> m5
      *            \           /
      *              \       /
      *                v   v
      *                  m6x => m7x --> m8
      * where -> is requires, => is requires transitive, --> is requires static, -=-> is requires transitive static
      */
     Path getComplexSrc(Path base, String m1_extraImports, String m1_extraUses) throws Exception {
         Path src = base.resolve("src");

         Path src_m1 = src.resolve("m1x");
         tb.writeJavaFiles(src_m1,
                 "module m1x { requires m2x; }",
                 "package p1;\n"
                 + "import p2.C2;\n"
                 + "import p3.C3;\n"
                 + "import p4.C4;\n"
                 + m1_extraImports
                 + "class C1 {\n"
                 + "  C2 c2; C3 c3; C4 c4;\n"
                 + m1_extraUses
                 + "}\n");

         Path src_m2 = src.resolve("m2x");
         tb.writeJavaFiles(src_m2,
                 "module m2x {\n"
                 + "  requires transitive m3x;\n"
                 + "  requires static m6x;\n"
                 + "  exports p2;\n"
                 + "}",
                 "package p2;\n"
                 + "public class C2 {p7.C7 c7; p6.C6 c6; p4.C4 c4;}\n");

         Path src_m3 = src.resolve("m3x");
         tb.writeJavaFiles(src_m3,
                 "module m3x { requires transitive static m4x; exports p3; }",
                 "package p3;\n"
                 + "public class C3 { }\n");

         Path src_m4 = src.resolve("m4x");
         tb.writeJavaFiles(src_m4,
                 "module m4x { requires m5x; requires static m6x; exports p4; }",
                 "package p4;\n"
                 + "public class C4 { p6.C6 c6; p7.C7 c7;}\n");

         Path src_m5 = src.resolve("m5x");
         tb.writeJavaFiles(src_m5,
                 "module m5x { exports p5; }",
                 "package p5;\n"
                 + "public class C5 { }\n");

         Path src_m6 = src.resolve("m6x");
         tb.writeJavaFiles(src_m6,
                 "module m6x { requires transitive m7x; exports p6; }",
                 "package p6;\n"
                 + "public class C6 { p7.C7 c7; }\n");

         Path src_m7 = src.resolve("m7x");
         tb.writeJavaFiles(src_m7,
                 "module m7x { requires static m8x; exports p7; }",
                 "package p7;\n"
                 + "public class C7 { p8.C8 c8; }\n");

         Path src_m8 = src.resolve("m8x");
         tb.writeJavaFiles(src_m8,
                 "module m8x { exports p8; }",
                 "package p8;\n"
                         + "public class C8 { }\n");

         return src;
     }

     @Test
     public void testRequiresStatic(Path base) throws Exception {
         Path src = base.resolve("src");
         Path m1 = src.resolve("m1x");
         tb.writeJavaFiles(m1,
                 "module m1x { exports m1x; }",
                 "package m1x;" +
                 "public class Api { }\n");

         Path classes = base.resolve("classes");
         Path m1Classes = classes.resolve("m1x");
         Files.createDirectories(m1Classes);

         new JavacTask(tb, Task.Mode.CMDLINE)
                 .files(findJavaFiles(m1))
                 .outdir(m1Classes)
                 .run()
                 .writeAll();

         Path m3 = src.resolve("m3x");
         tb.writeJavaFiles(m3,
                 "module m3x { requires static m1x; }",
                 "package m3x;\n" +
                 "public class Test {\n" +
                 "    public static void main(String... args) {\n" +
                 "        try {\n" +
                 "           Class.forName(\"m1x.Api\");\n" +
                 "        } catch (ClassNotFoundException e) {\n" +
                 "            System.err.println(\"ok\");\n" +
                 "        }\n" +
                 "    }\n" +
                 "}",
                 "package m3x;\n" +
                 "public class ApiUse{\n" +
                 "    m1x.Api api;\n" +
                 "}");

         Path m3Classes = classes.resolve("m3x");
         Files.createDirectories(m3Classes);

         new JavacTask(tb, Task.Mode.CMDLINE)
                 .options("--module-path", m1Classes.toString())
                 .files(findJavaFiles(m3))
                 .outdir(m3Classes)
                 .run()
                 .writeAll();

         String log = new JavaTask(tb)
                 .vmOptions("--module-path", m3Classes.toString(), "--add-modules", "m3x")
                 .className("m3x.Test")
                 .run()
                 .writeAll()
                 .getOutput(OutputKind.STDERR);

         String expected = "ok" + System.getProperty("line.separator");

         if (!expected.equals(log)) {
             throw new AssertionError("Unexpected output: " + log);
         }
     }

     @Test
     public void testRequiresTransitiveStatic(Path base) throws Exception {
         Path src = base.resolve("src");
         Path m1 = src.resolve("m1x");
         tb.writeJavaFiles(m1,
                 "module m1x { exports m1x; }",
                 "package m1x;" +
                 "public class Api { }\n");

         Path classes = base.resolve("classes");
         Path m1Classes = classes.resolve("m1x");
         Files.createDirectories(m1Classes);

         new JavacTask(tb, Task.Mode.CMDLINE)
                 .files(findJavaFiles(m1))
                 .outdir(m1Classes)
                 .run()
                 .writeAll();

         Path m2 = src.resolve("m2x");
         tb.writeJavaFiles(m2,
                 "module m2x { requires transitive static m1x; }");

         Path m2Classes = classes.resolve("m2x");
         Files.createDirectories(m2Classes);

         new JavacTask(tb, Task.Mode.CMDLINE)
                 .options("--module-path", m1Classes.toString())
                 .files(findJavaFiles(m2))
                 .outdir(m2Classes)
                 .run()
                 .writeAll();

         Path m3 = src.resolve("m3x");
         tb.writeJavaFiles(m3,
                 "module m3x { requires m2x; }",
                 "package m3x;\n" +
                 "public class Test {\n" +
                 "    public static void main(String... args) {\n" +
                 "        try {\n" +
                 "           Class.forName(\"m1x.Api\");\n" +
                 "        } catch (ClassNotFoundException e) {\n" +
                 "            System.err.println(\"ok\");\n" +
                 "        }\n" +
                 "    }\n" +
                 "}",
                 "package m3x;\n" +
                 "public class ApiUse{\n" +
                 "    m1x.Api api;\n" +
                 "}");

         Path m3Classes = classes.resolve("m3x");
         Files.createDirectories(m3Classes);

         new JavacTask(tb, Task.Mode.CMDLINE)
                 .options("--module-path", m1Classes.toString() + File.pathSeparator + m2Classes.toString())
                 .files(findJavaFiles(m3))
                 .outdir(m3Classes)
                 .run()
                 .writeAll();

         String log = new JavaTask(tb)
                 .vmOptions("--module-path", m2Classes.toString() + File.pathSeparator + m3Classes.toString(),
                            "--add-modules", "m3x")
                 .className("m3x.Test")
                 .run()
                 .writeAll()
                 .getOutput(OutputKind.STDERR);

         String expected = "ok" + System.getProperty("line.separator");

         if (!expected.equals(log)) {
             throw new AssertionError("Unexpected output: " + log);
         }
     }

     @Test
     public void testRequiresStaticTransitive(Path base) throws Exception {
         Path src = base.resolve("src");
         Path m1 = src.resolve("m1x");
         tb.writeJavaFiles(m1,
                 "module m1x { exports m1x; }",
                 "package m1x;" +
                 "public class Api { }\n");

         Path classes = base.resolve("classes");
         Path m1Classes = classes.resolve("m1x");
         Files.createDirectories(m1Classes);

         new JavacTask(tb, Task.Mode.CMDLINE)
                 .files(findJavaFiles(m1))
                 .outdir(m1Classes)
                 .run()
                 .writeAll();

         Path m2 = src.resolve("m2x");
         tb.writeJavaFiles(m2,
                 "module m2x { requires transitive static m1x; }");

         Path m2Classes = classes.resolve("m2x");
         Files.createDirectories(m2Classes);

         new JavacTask(tb, Task.Mode.CMDLINE)
                 .options("--module-path", m1Classes.toString())
                 .files(findJavaFiles(m2))
                 .outdir(m2Classes)
                 .run()
                 .writeAll();
     }
 }
	/*
	* Copyright (c) 2015, 2016, 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 8161906 8161596
	* @summary tests for "requires static"
	* @library /tools/lib
	* @modules
	* jdk.compiler/com.sun.tools.javac.api
	* jdk.compiler/com.sun.tools.javac.main
	* @build toolbox.ToolBox toolbox.JavacTask ModuleTestBase
	* @run main RequiresStaticTest
	*/

	import java.io.File;
	import java.nio.file.Files;
	import java.nio.file.Path;

	import toolbox.JavaTask;
	import toolbox.JavacTask;
	import toolbox.Task;
	import toolbox.Task.OutputKind;

	public class RequiresStaticTest extends ModuleTestBase {

	public static void main(String... args) throws Exception {
	RequiresStaticTest t = new RequiresStaticTest();
	t.runTests();
	}

	@Test
	public void testJavaSE_OK(Path base) throws Exception {
	Path src = base.resolve("src");
	tb.writeJavaFiles(src,
	"module m { requires static java.se; }",
	"import java.awt.Frame;\n" // in java.se
	+ "class Test {\n"
	+ " Frame f;\n"
	+ "}");
	Path classes = base.resolve("classes");
	Files.createDirectories(classes);

	new JavacTask(tb, Task.Mode.CMDLINE)
	.files(findJavaFiles(src))
	.outdir(classes)
	.run()
	.writeAll();
	}

	@Test
	public void testJavaSE_Fail(Path base) throws Exception {
	Path src = base.resolve("src");
	tb.writeJavaFiles(src,
	"module m { requires static java.se; }",
	"import com.sun.source.tree.Tree;\n" // not in java.se (in jdk.compiler)
	+ "class Test {\n"
	+ " Tree t;\n"
	+ "}");
	Path classes = base.resolve("classes");
	Files.createDirectories(classes);

	String log = new JavacTask(tb, Task.Mode.CMDLINE)
	.options("-XDrawDiagnostics")
	.files(findJavaFiles(src))
	.outdir(classes)
	.run(Task.Expect.FAIL)
	.writeAll()
	.getOutput(Task.OutputKind.DIRECT);

	if (!log.contains("Test.java:1:22: compiler.err.package.not.visible: com.sun.source.tree, (compiler.misc.not.def.access.does.not.read: m, com.sun.source.tree, jdk.compiler)"))
	throw new Exception("expected output not found");
	}

	@Test
	public void testComplex_OK(Path base) throws Exception {
	Path src = getComplexSrc(base, "", "");
	Path classes = base.resolve("classes");
	Files.createDirectories(classes);

	new JavacTask(tb, Task.Mode.CMDLINE)
	.options("--module-source-path", src.toString())
	.files(findJavaFiles(src))
	.outdir(classes)
	.run()
	.writeAll();
	}

	@Test
	public void testComplex_Fail(Path base) throws Exception {
	Path src = getComplexSrc(base,
	"import p5.C5; import p6.C6; import p7.C7; import p8.C8;\n",
	"C5 c5; C6 c6; C7 c7; C8 c8;\n");
	Path classes = base.resolve("classes");
	Files.createDirectories(classes);

	String log = new JavacTask(tb, Task.Mode.CMDLINE)
	.options("-XDrawDiagnostics",
	"--module-source-path", src.toString())
	.files(findJavaFiles(src))
	.outdir(classes)
	.run(Task.Expect.FAIL)
	.writeAll()
	.getOutput(Task.OutputKind.DIRECT);

	String[] expect = {
	"C1.java:5:8: compiler.err.package.not.visible: p5, (compiler.misc.not.def.access.does.not.read: m1x, p5, m5x)",
	"C1.java:5:22: compiler.err.package.not.visible: p6, (compiler.misc.not.def.access.does.not.read: m1x, p6, m6x)",
	"C1.java:5:36: compiler.err.package.not.visible: p7, (compiler.misc.not.def.access.does.not.read: m1x, p7, m7x)",
	"C1.java:5:50: compiler.err.package.not.visible: p8, (compiler.misc.not.def.access.does.not.read: m1x, p8, m8x)"
	};

	for (String e: expect) {
	if (!log.contains(e))
	throw new Exception("expected output not found: " + e);
	}
	}

	/*
	* Set up the following module graph
	* m1x -> m2x => m3x -=-> m4x --> m5
	* \ /
	* \ /
	* v v
	* m6x => m7x --> m8
	* where -> is requires, => is requires transitive, --> is requires static, -=-> is requires transitive static
	*/
	Path getComplexSrc(Path base, String m1_extraImports, String m1_extraUses) throws Exception {
	Path src = base.resolve("src");

	Path src_m1 = src.resolve("m1x");
	tb.writeJavaFiles(src_m1,
	"module m1x { requires m2x; }",
	"package p1;\n"
	+ "import p2.C2;\n"
	+ "import p3.C3;\n"
	+ "import p4.C4;\n"
	+ m1_extraImports
	+ "class C1 {\n"
	+ " C2 c2; C3 c3; C4 c4;\n"
	+ m1_extraUses
	+ "}\n");

	Path src_m2 = src.resolve("m2x");
	tb.writeJavaFiles(src_m2,
	"module m2x {\n"
	+ " requires transitive m3x;\n"
	+ " requires static m6x;\n"
	+ " exports p2;\n"
	+ "}",
	"package p2;\n"
	+ "public class C2 {p7.C7 c7; p6.C6 c6; p4.C4 c4;}\n");

	Path src_m3 = src.resolve("m3x");
	tb.writeJavaFiles(src_m3,
	"module m3x { requires transitive static m4x; exports p3; }",
	"package p3;\n"
	+ "public class C3 { }\n");

	Path src_m4 = src.resolve("m4x");
	tb.writeJavaFiles(src_m4,
	"module m4x { requires m5x; requires static m6x; exports p4; }",
	"package p4;\n"
	+ "public class C4 { p6.C6 c6; p7.C7 c7;}\n");

	Path src_m5 = src.resolve("m5x");
	tb.writeJavaFiles(src_m5,
	"module m5x { exports p5; }",
	"package p5;\n"
	+ "public class C5 { }\n");

	Path src_m6 = src.resolve("m6x");
	tb.writeJavaFiles(src_m6,
	"module m6x { requires transitive m7x; exports p6; }",
	"package p6;\n"
	+ "public class C6 { p7.C7 c7; }\n");

	Path src_m7 = src.resolve("m7x");
	tb.writeJavaFiles(src_m7,
	"module m7x { requires static m8x; exports p7; }",
	"package p7;\n"
	+ "public class C7 { p8.C8 c8; }\n");

	Path src_m8 = src.resolve("m8x");
	tb.writeJavaFiles(src_m8,
	"module m8x { exports p8; }",
	"package p8;\n"
	+ "public class C8 { }\n");

	return src;
	}

	@Test
	public void testRequiresStatic(Path base) throws Exception {
	Path src = base.resolve("src");
	Path m1 = src.resolve("m1x");
	tb.writeJavaFiles(m1,
	"module m1x { exports m1x; }",
	"package m1x;" +
	"public class Api { }\n");

	Path classes = base.resolve("classes");
	Path m1Classes = classes.resolve("m1x");
	Files.createDirectories(m1Classes);

	new JavacTask(tb, Task.Mode.CMDLINE)
	.files(findJavaFiles(m1))
	.outdir(m1Classes)
	.run()
	.writeAll();

	Path m3 = src.resolve("m3x");
	tb.writeJavaFiles(m3,
	"module m3x { requires static m1x; }",
	"package m3x;\n" +
	"public class Test {\n" +
	" public static void main(String... args) {\n" +
	" try {\n" +
	" Class.forName(\"m1x.Api\");\n" +
	" } catch (ClassNotFoundException e) {\n" +
	" System.err.println(\"ok\");\n" +
	" }\n" +
	" }\n" +
	"}",
	"package m3x;\n" +
	"public class ApiUse{\n" +
	" m1x.Api api;\n" +
	"}");

	Path m3Classes = classes.resolve("m3x");
	Files.createDirectories(m3Classes);

	new JavacTask(tb, Task.Mode.CMDLINE)
	.options("--module-path", m1Classes.toString())
	.files(findJavaFiles(m3))
	.outdir(m3Classes)
	.run()
	.writeAll();

	String log = new JavaTask(tb)
	.vmOptions("--module-path", m3Classes.toString(), "--add-modules", "m3x")
	.className("m3x.Test")
	.run()
	.writeAll()
	.getOutput(OutputKind.STDERR);

	String expected = "ok" + System.getProperty("line.separator");

	if (!expected.equals(log)) {
	throw new AssertionError("Unexpected output: " + log);
	}
	}

	@Test
	public void testRequiresTransitiveStatic(Path base) throws Exception {
	Path src = base.resolve("src");
	Path m1 = src.resolve("m1x");
	tb.writeJavaFiles(m1,
	"module m1x { exports m1x; }",
	"package m1x;" +
	"public class Api { }\n");

	Path classes = base.resolve("classes");
	Path m1Classes = classes.resolve("m1x");
	Files.createDirectories(m1Classes);

	new JavacTask(tb, Task.Mode.CMDLINE)
	.files(findJavaFiles(m1))
	.outdir(m1Classes)
	.run()
	.writeAll();

	Path m2 = src.resolve("m2x");
	tb.writeJavaFiles(m2,
	"module m2x { requires transitive static m1x; }");

	Path m2Classes = classes.resolve("m2x");
	Files.createDirectories(m2Classes);

	new JavacTask(tb, Task.Mode.CMDLINE)
	.options("--module-path", m1Classes.toString())
	.files(findJavaFiles(m2))
	.outdir(m2Classes)
	.run()
	.writeAll();

	Path m3 = src.resolve("m3x");
	tb.writeJavaFiles(m3,
	"module m3x { requires m2x; }",
	"package m3x;\n" +
	"public class Test {\n" +
	" public static void main(String... args) {\n" +
	" try {\n" +
	" Class.forName(\"m1x.Api\");\n" +
	" } catch (ClassNotFoundException e) {\n" +
	" System.err.println(\"ok\");\n" +
	" }\n" +
	" }\n" +
	"}",
	"package m3x;\n" +
	"public class ApiUse{\n" +
	" m1x.Api api;\n" +
	"}");

	Path m3Classes = classes.resolve("m3x");
	Files.createDirectories(m3Classes);

	new JavacTask(tb, Task.Mode.CMDLINE)
	.options("--module-path", m1Classes.toString() + File.pathSeparator + m2Classes.toString())
	.files(findJavaFiles(m3))
	.outdir(m3Classes)
	.run()
	.writeAll();

	String log = new JavaTask(tb)
	.vmOptions("--module-path", m2Classes.toString() + File.pathSeparator + m3Classes.toString(),
	"--add-modules", "m3x")
	.className("m3x.Test")
	.run()
	.writeAll()
	.getOutput(OutputKind.STDERR);

	String expected = "ok" + System.getProperty("line.separator");

	if (!expected.equals(log)) {
	throw new AssertionError("Unexpected output: " + log);
	}
	}

	@Test
	public void testRequiresStaticTransitive(Path base) throws Exception {
	Path src = base.resolve("src");
	Path m1 = src.resolve("m1x");
	tb.writeJavaFiles(m1,
	"module m1x { exports m1x; }",
	"package m1x;" +
	"public class Api { }\n");

	Path classes = base.resolve("classes");
	Path m1Classes = classes.resolve("m1x");
	Files.createDirectories(m1Classes);

	new JavacTask(tb, Task.Mode.CMDLINE)
	.files(findJavaFiles(m1))
	.outdir(m1Classes)
	.run()
	.writeAll();

	Path m2 = src.resolve("m2x");
	tb.writeJavaFiles(m2,
	"module m2x { requires transitive static m1x; }");

	Path m2Classes = classes.resolve("m2x");
	Files.createDirectories(m2Classes);

	new JavacTask(tb, Task.Mode.CMDLINE)
	.options("--module-path", m1Classes.toString())
	.files(findJavaFiles(m2))
	.outdir(m2Classes)
	.run()
	.writeAll();
	}
	}