Added negative project import tests

.gitignore

@@ -39,10 +39,7 @@ eclipse.sh
 .DS_Store
 
 # Bazel build result
-**/bazel-bazel-ls-demo-project
-**/bazel-bin
-**/bazel-out
-**/bazel-testlogs
+**/bazel-*
 
 # Checkstyle files
 *.checkstyle

com.salesforce.b2eclipse.jdt.ls/src/main/java/com/salesforce/b2eclipse/BazelJdtPlugin.java

@@ -39,6 +39,8 @@
 import java.io.File;
 import java.io.IOException;
 import java.io.InputStreamReader;
+import java.util.HashMap;
+import java.util.Map;
 import java.util.NoSuchElementException;
 
 import org.eclipse.core.runtime.CoreException;
@@ -47,6 +49,7 @@
 import org.eclipse.core.runtime.Plugin;
 import org.eclipse.core.runtime.Status;
 import org.eclipse.core.runtime.preferences.InstanceScope;
+import org.eclipse.jdt.ls.core.internal.JavaLanguageServerPlugin;
 import org.osgi.framework.BundleContext;
 import org.osgi.service.prefs.BackingStoreException;
 import org.osgi.service.prefs.Preferences;
@@ -58,6 +61,7 @@
 import com.salesforce.b2eclipse.command.CommandBuilder;
 import com.salesforce.b2eclipse.command.shell.ShellCommandBuilder;
 import com.salesforce.b2eclipse.config.BazelAspectLocationImpl;
+import com.salesforce.b2eclipse.managers.B2EPreferncesManager;
 import com.salesforce.b2eclipse.runtime.api.JavaCoreHelper;
 import com.salesforce.b2eclipse.runtime.api.ResourceHelper;
 import com.salesforce.b2eclipse.runtime.impl.EclipseJavaCoreHelper;
@@ -145,6 +149,12 @@ public void start(BundleContext bundleContext) throws Exception {
 
         startInternal(aspectLocation, commandBuilder, eclipseResourceHelper, eclipseJavaCoreHelper);
 
+        Map<String, Object> configuration = JavaLanguageServerPlugin.getPreferencesManager().getPreferences().asMap();
+        if (configuration == null) {
+            configuration = new HashMap<>();
+        }
+        B2EPreferncesManager preferencesManager = B2EPreferncesManager.getInstance();
+        preferencesManager.setConfiguration(configuration);
     }
 
     /**

com.salesforce.b2eclipse.jdt.ls/src/main/java/com/salesforce/b2eclipse/config/BazelEclipseProjectFactory.java

@@ -419,7 +419,7 @@ private static IFolder createFoldersForRelativePackagePath(IProject project, Str
 
         if (!generatedSources) {
             if (!packageSourceCodeFSRelativePath.startsWith(bazelPackageFSPath)) {
-                throw new IllegalStateException("src code path exepcted to be under bazel package path");
+                throw new IllegalStateException("src code path expected to be under bazel package path");
             }
             if (Paths.get(packageSourceCodeFSRelativePath).equals(Paths.get(bazelPackageFSPath))) {
                 throw new IllegalStateException("did not expect src code path to be equals to the bazel package path");

com.salesforce.b2eclipse.jdt.ls/src/main/java/com/salesforce/b2eclipse/managers/B2EPreferncesManager.java

@@ -35,7 +35,6 @@
 
 import java.util.Map;
 
-import org.eclipse.jdt.ls.core.internal.JavaLanguageServerPlugin;
 import org.eclipse.jdt.ls.core.internal.handlers.MapFlattener;
 
 @SuppressWarnings("restriction")
@@ -73,7 +72,10 @@ public final class B2EPreferncesManager {
     private String importBazelTestPath;
 
     private B2EPreferncesManager() {
-        Map<String, Object> configuration = JavaLanguageServerPlugin.getPreferencesManager().getPreferences().asMap();
+
+    }
+
+    public void setConfiguration(Map<String, Object> configuration) {
         importBazelEnabled = MapFlattener.getBoolean(configuration, IMPORT_BAZEL_ENABLED, false);
         importBazelSrcPath = MapFlattener.getString(configuration, BAZEL_SRC_PATH, BAZEL_DEFAULT_SRC_PATH);
         importBazelTestPath = MapFlattener.getString(configuration, BAZEL_TEST_PATH, BAZEL_DEFAULT_TEST_PATH);

com.salesforce.b2eclipse.tests/projects/build-with-class/module1/java/src/example/BUILD

@@ -0,0 +1,13 @@
+load("@rules_java//java:defs.bzl", "java_binary")
+
+java_binary(
+    name = "ProjectRunner",
+    srcs = glob(["*.java"]),
+    main_class = "com.example.ProjectRunner",
+    deps = [":greeter"],
+)
+
+java_library(
+    name = "greeter",
+    srcs = ["Greeting.java"],
+)

com.salesforce.b2eclipse.tests/projects/build-with-class/module1/java/src/example/Greeting.java

@@ -0,0 +1,7 @@
+package com.example;
+
+public class Greeting {
+    public static void sayHi() {
+        System.out.println("Hi!");
+    }
+}

com.salesforce.b2eclipse.tests/projects/build-with-class/module1/java/src/example/ProjectRunner.java

@@ -0,0 +1,7 @@
+package com.example;
+
+public class ProjectRunner {
+    public static void main(String args[]) {
+        Greeting.sayHi();
+    }
+}

com.salesforce.b2eclipse.tests/projects/build-with-subpackage/module/BUILD

@@ -0,0 +1,8 @@
+load("@rules_java//java:defs.bzl", "java_binary")
+
+java_binary(
+    name = "ProjectRunner",
+    srcs = glob(["java/src/example/ProjectRunner.java"]),
+    main_class = "example.ProjectRunner",
+    deps = ["//module/submodule:greeter"],
+)

com.salesforce.b2eclipse.tests/projects/build-with-subpackage/module/java/src/example/ProjectRunner.java

@@ -0,0 +1,9 @@
+package example;
+
+import greeting.SayHi;
+
+public class ProjectRunner {
+    public static void main(String args[]) {
+        SayHi.sayHi();
+    }
+}

com.salesforce.b2eclipse.tests/projects/build-with-subpackage/module/submodule/BUILD

@@ -0,0 +1,7 @@
+load("@rules_java//java:defs.bzl", "java_library")
+
+java_library(
+    name = "greeter",
+    srcs = glob(["java/src/greeting/SayHi.java"]),
+    visibility = ["//visibility:public"],
+)

com.salesforce.b2eclipse.tests/projects/build-with-subpackage/module/submodule/java/src/greeting/SayHi.java

@@ -0,0 +1,7 @@
+package greeting;
+
+public class SayHi {
+    public static void sayHi() {
+        System.out.println("Hi!");
+    }
+}

com.salesforce.b2eclipse.tests/projects/build-with-workspace/module1/BUILD

@@ -0,0 +1,13 @@
+load("@rules_java//java:defs.bzl", "java_binary")
+
+java_binary(
+    name = "ProjectRunner",
+    srcs = glob(["src/main/java/com/example/ProjectRunner.java"]),
+    main_class = "com.example.ProjectRunner",
+    deps = [":greeter"],
+)
+
+java_library(
+    name = "greeter",
+    srcs = ["src/main/java/com/example/Greeting.java"],
+)

com.salesforce.b2eclipse.tests/projects/build-with-workspace/module1/java/src/example/Greeting.java

@@ -0,0 +1,7 @@
+package com.example;
+
+public class Greeting {
+    public static void sayHi() {
+        System.out.println("Hi!");
+    }
+}

com.salesforce.b2eclipse.tests/projects/build-with-workspace/module1/java/src/example/ProjectRunner.java

@@ -0,0 +1,7 @@
+package com.example;
+
+public class ProjectRunner {
+    public static void main(String args[]) {
+        Greeting.sayHi();
+    }
+}

com.salesforce.b2eclipse.tests/src/main/java/com/salesforce/b2eclipse/BazelNatureTest.java

@@ -38,7 +38,6 @@ public void testGetProject() {
         BazelNature nature = new BazelNature();
         IProject actual = nature.getProject();
         assertEquals(actual, expected);
-        System.out.println(nature);
     }
 
 }

com.salesforce.b2eclipse.tests/src/main/java/com/salesforce/b2eclipse/BazelImportTest.java → com.salesforce.b2eclipse.tests/src/main/java/com/salesforce/b2eclipse/importer/BaseBazelImproterTest.java

@@ -23,80 +23,84 @@
  *
  */
 
-package com.salesforce.b2eclipse;
+package com.salesforce.b2eclipse.importer;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-
-import java.util.Arrays;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.stream.Collectors;
 
-import org.eclipse.core.resources.IProject;
 import org.eclipse.core.resources.IWorkspace;
 import org.eclipse.core.resources.IWorkspaceRoot;
 import org.eclipse.core.resources.ResourcesPlugin;
-import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.NullProgressMonitor;
-import org.eclipse.jdt.ls.core.internal.JavaLanguageServerPlugin;
-import org.eclipse.jdt.ls.core.internal.preferences.PreferenceManager;
-import org.eclipse.jdt.ls.core.internal.preferences.Preferences;
-import org.junit.Before;
-import org.junit.Test;
 
 import com.salesforce.b2eclipse.config.BazelEclipseProjectFactory;
-import com.salesforce.b2eclipse.importer.BazelProjectImportScanner;
+import com.salesforce.b2eclipse.managers.B2EPreferncesManager;
 import com.salesforce.b2eclipse.model.BazelPackageInfo;
 import com.salesforce.b2eclipse.runtime.impl.EclipseWorkProgressMonitor;
 
-@SuppressWarnings("restriction")
-public class BazelImportTest {
+/**
+ * An abstract class for importing a Bazel project.
+ */
+public abstract class BaseBazelImproterTest {
+
+    public static final String IMPORT_BAZEL_ENABLED = "java.import.bazel.enabled";
 
-    private static final String BAZEL_SRC_PATH = "java.import.bazel.src.path";
+    public static final String BAZEL_SRC_PATH = "java.import.bazel.src.path";
 
-    private static final String BAZEL_SRC_PATH_VALUE = "/java/src";
+    public static final String BAZEL_SRC_PATH_VALUE = "/java/src";
 
+    public static final String BAZEL_SRC_PATH_VALUE_FOR_BUILD_WITH_CLASS_TEST = "/";
+
+    private BazelPackageInfo workspaceRootPackage;
     private IWorkspaceRoot workspaceRoot;
+    private BazelProjectImportScanner scanner;
 
-    public BazelImportTest() {
+    public BaseBazelImproterTest() {
         IWorkspace workspace = ResourcesPlugin.getWorkspace();
         this.workspaceRoot = workspace.getRoot();
+        scanner = new BazelProjectImportScanner();
     }
 
-    @Before
-    public void setup() {
-        PreferenceManager manager = new PreferenceManager();
+    protected void setSettings(String path) {
         Map<String, Object> settings = new HashMap<>();
-        settings.put(BAZEL_SRC_PATH, BAZEL_SRC_PATH_VALUE);
-        Preferences pref = Preferences.createFrom(settings);
-        manager.update(pref);
-        JavaLanguageServerPlugin.setPreferencesManager(manager);
-        BazelProjectImportScanner scanner = new BazelProjectImportScanner();
-        BazelPackageInfo workspaceRootPackage = scanner.getProjects("projects/bazel-ls-demo-project");
+        settings.put(IMPORT_BAZEL_ENABLED, true);
+        settings.put(BAZEL_SRC_PATH, path);
+        B2EPreferncesManager preferencesManager = B2EPreferncesManager.getInstance();
+        preferencesManager.setConfiguration(settings);
+    }
 
+    protected void importProject() {
         List<BazelPackageInfo> bazelPackagesToImport =
                 workspaceRootPackage.getChildPackageInfos().stream().collect(Collectors.toList());
 
         BazelEclipseProjectFactory.importWorkspace(workspaceRootPackage, bazelPackagesToImport,
             new EclipseWorkProgressMonitor(), new NullProgressMonitor());
     }
 
-    @Test
-    public void testImport() throws CoreException {
-        IProject module1Proj = workspaceRoot.getProject("module1");
-        IProject module2Proj = workspaceRoot.getProject("module2");
-        IProject module3Proj = workspaceRoot.getProject("module3");
+    public BazelPackageInfo getWorkspaceRootPackage() {
+        return workspaceRootPackage;
+    }
 
-        IProject[] referencedProjects = module1Proj.getReferencedProjects();
+    public void setWorkspaceRootPackage(BazelPackageInfo workspaceRootPackage) {
+        this.workspaceRootPackage = workspaceRootPackage;
+    }
+
+    public IWorkspaceRoot getWorkspaceRoot() {
+        return workspaceRoot;
+    }
 
-        assertEquals(2, referencedProjects.length);
+    public void setWorkspaceRoot(IWorkspaceRoot workspaceRoot) {
+        this.workspaceRoot = workspaceRoot;
+    }
 
-        assertNotNull("Didn't find module2 in the referenced projects list",
-            Arrays.stream(referencedProjects).anyMatch(proj -> proj.equals(module2Proj)));
+    public BazelProjectImportScanner getScanner() {
+        return scanner;
+    }
 
-        assertNotNull("Didn't find module3 in the referenced projects list",
-            Arrays.stream(referencedProjects).anyMatch(proj -> proj.equals(module3Proj)));
+    public void setScanner(BazelProjectImportScanner scanner) {
+        this.scanner = scanner;
     }
+
 }

com.salesforce.b2eclipse.tests/src/main/java/com/salesforce/b2eclipse/importer/BazelImportTest.java

@@ -0,0 +1,71 @@
+/**
+ * Copyright (c) 2020, Salesforce.com, Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
+ * following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
+ * following disclaimer in the documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of Salesforce.com nor the names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+package com.salesforce.b2eclipse.importer;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import java.util.Arrays;
+
+import org.eclipse.core.resources.IProject;
+
+import org.eclipse.core.runtime.CoreException;
+
+import org.junit.Before;
+import org.junit.Test;
+
+/**
+ * Test class for importing a general Bazel test project.
+ */
+public class BazelImportTest extends BaseBazelImproterTest {
+
+    public BazelImportTest() {
+        super.setWorkspaceRootPackage(getScanner().getProjects("projects/bazel-ls-demo-project"));
+    }
+
+    @Before
+    public void setup() {
+        setSettings(BAZEL_SRC_PATH_VALUE);
+        importProject();
+    }
+
+    @Test
+    public void testImport() throws CoreException {
+        IProject module1Proj = getWorkspaceRoot().getProject("module1");
+        IProject module2Proj = getWorkspaceRoot().getProject("module2");
+        IProject module3Proj = getWorkspaceRoot().getProject("module3");
+
+        IProject[] referencedProjects = module1Proj.getReferencedProjects();
+
+        assertEquals(2, referencedProjects.length);
+
+        assertTrue("Didn't find module2 in the referenced projects list",
+            Arrays.stream(referencedProjects).anyMatch(proj -> proj.equals(module2Proj)));
+
+        assertTrue("Didn't find module3 in the referenced projects list",
+            Arrays.stream(referencedProjects).anyMatch(proj -> proj.equals(module3Proj)));
+    }
+}