test/jdk/tools/jlink/JLinkTest.java

*** 40,49 ****
--- 40,50 ----
  import tests.JImageGenerator;
  
  /*
   * @test
   * @summary Test image creation
+  * @bug 8189777
   * @author Jean-Francois Denise
   * @library ../lib
   * @modules java.base/jdk.internal.jimage
   *          jdk.jdeps/com.sun.tools.classfile
   *          jdk.jlink/jdk.tools.jlink.internal
*** 104,113 ****
--- 105,136 ----
                          expectedJLinkPlugins);
              }
          }
  
          {
+             // No --module-path specified. $JAVA_HOME/jmods should be assumed.
+             // The following should succeed as it uses only system modules.
+             String imageDir = "bug818977-no-modulepath";
+             JImageGenerator.getJLinkTask()
+                     .output(helper.createNewImageDir(imageDir))
+                     .addMods("jdk.scripting.nashorn")
+                     .call().assertSuccess();
+         }
+ 
+         {
+             // invalid --module-path specified. java.base not found it it.
+             // $JAVA_HOME/jmods should be added automatically.
+             // The following should succeed as it uses only system modules.
+             String imageDir = "bug8189777-invalid-modulepath";
+             JImageGenerator.getJLinkTask()
+                     .modulePath("does_not_exist_path")
+                     .output(helper.createNewImageDir(imageDir))
+                     .addMods("jdk.scripting.nashorn")
+                     .call().assertSuccess();
+         }
+ 
+         {
              String moduleName = "bug8134651";
              JImageGenerator.getJLinkTask()
                      .modulePath(helper.defaultModulePath())
                      .output(helper.createNewImageDir(moduleName))
                      .addMods("leaf1")
*** 120,129 ****
--- 143,163 ----
              JImageGenerator.getJLinkTask()
                      .modulePath("")
                      .output(helper.createNewImageDir(moduleName))
                      .addMods("leaf1")
                      .call().assertFailure("Error: no value given for --module-path");
+             // do not include standard module path - should be added automatically
+             JImageGenerator.getJLinkTask()
+                     .modulePath(helper.defaultModulePath(false))
+                     .output(helper.createNewImageDir(moduleName))
+                     .addMods("leaf1")
+                     .call().assertSuccess();
+             // no --module-path. default sys mod path is assumed - but that won't contain 'leaf1' module
+             JImageGenerator.getJLinkTask()
+                     .output(helper.createNewImageDir(moduleName))
+                     .addMods("leaf1")
+                     .call().assertFailure("Error: Module leaf1 not found");
          }
  
          {
              String moduleName = "m"; // 8163382
              Path jmod = helper.generateDefaultJModule(moduleName).assertSuccess();