docs: Document --spawn_strategy=standalone for test

Resolves bazelbuild#2571

Closes bazelbuild#3316.

PiperOrigin-RevId: 161930376

src/main/java/com/google/devtools/build/lib/bazel/rules/BazelStrategyModule.java

@@ -42,9 +42,10 @@ public static class BazelExecutionOptions extends OptionsBase {
       documentationCategory = OptionDocumentationCategory.UNCATEGORIZED,
       effectTags = {OptionEffectTag.UNKNOWN},
       help =
-          "Specify how spawn actions are executed by default."
-              + "'standalone' means run all of them locally."
-              + "'sandboxed' means run them in namespaces based sandbox (available only on Linux)"
+          "Specify how spawn actions are executed by default. "
+              + "'standalone' means run all of them locally without any kind of sandboxing. "
+              + "'sandboxed' means to run them in a sandboxed environment with limited privileges "
+              + "(details depend on platform support)."
     )
     public String spawnStrategy;
 

src/test/java/com/google/devtools/build/android/ideinfo/ArtifactLocationConverterTest.java

@@ -0,0 +1,106 @@
+// Copyright 2016 The Bazel Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.google.devtools.build.android.ideinfo;
+
+import static com.google.common.truth.Truth.assertThat;
+import static org.junit.Assert.fail;
+
+import com.google.common.base.Joiner;
+import com.google.devtools.build.lib.ideinfo.androidstudio.PackageManifestOuterClass.ArtifactLocation;
+import com.google.devtools.common.options.OptionsParsingException;
+import java.nio.file.Paths;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+/**
+ * Tests {@link ArtifactLocationConverter}.
+ */
+@RunWith(JUnit4.class)
+public class ArtifactLocationConverterTest {
+
+  private ArtifactLocationConverter converter;
+
+  @Before
+  public final void init() throws Exception  {
+    converter = new ArtifactLocationConverter();
+  }
+
+  @Test
+  public void testConverterSourceArtifact() throws Exception {
+    ArtifactLocation parsed = converter.convert(
+        Joiner.on(',').join("", "test.java")
+    );
+    assertThat(parsed)
+        .isEqualTo(
+            ArtifactLocation.newBuilder()
+                .setRelativePath(Paths.get("test.java").toString())
+                .setIsSource(true)
+                .build());
+  }
+
+  @Test
+  public void testConverterDerivedArtifact() throws Exception {
+    ArtifactLocation parsed = converter.convert(
+        Joiner.on(',').join("bin", "java/com/test.java")
+    );
+    assertThat(parsed)
+        .isEqualTo(
+            ArtifactLocation.newBuilder()
+                .setRootExecutionPathFragment(Paths.get("bin").toString())
+                .setRelativePath(Paths.get("java/com/test.java").toString())
+                .setIsSource(false)
+                .build());
+  }
+
+  @Test
+  public void testConverterExternal() throws Exception {
+    ArtifactLocation externalArtifact =
+        converter.convert(Joiner.on(',').join("", "test.java", "1"));
+    assertThat(externalArtifact)
+        .isEqualTo(
+            ArtifactLocation.newBuilder()
+                .setRelativePath(Paths.get("test.java").toString())
+                .setIsSource(true)
+                .setIsExternal(true)
+                .build());
+    ArtifactLocation nonExternalArtifact =
+        converter.convert(Joiner.on(',').join("", "test.java", "0"));
+    assertThat(nonExternalArtifact)
+        .isEqualTo(
+            ArtifactLocation.newBuilder()
+                .setRelativePath(Paths.get("test.java").toString())
+                .setIsSource(true)
+                .setIsExternal(false)
+                .build());
+  }
+
+  @Test
+  public void testInvalidFormatFails() throws Exception {
+    assertFails("/root", ArtifactLocationConverter.INVALID_FORMAT);
+    assertFails("/root,exec,rel,extra", ArtifactLocationConverter.INVALID_FORMAT);
+  }
+
+  private void assertFails(String input, String expectedError) {
+    try {
+      new ArtifactLocationConverter().convert(input);
+      fail();
+    } catch (OptionsParsingException e) {
+      assertThat(e).hasMessage(expectedError);
+    }
+  }
+}
+

src/test/java/com/google/devtools/build/android/ideinfo/BUILD

@@ -0,0 +1,52 @@
+filegroup(
+    name = "srcs",
+    srcs = glob(["**"]),
+    visibility = ["//src/test/java/com/google/devtools/build/android:__pkg__"],
+)
+
+java_test(
+    name = "JarFilterTest",
+    size = "small",
+    srcs = ["JarFilterTest.java"],
+    deps = [
+        "//src/main/java/com/google/devtools/common/options",
+        "//src/main/protobuf:package_manifest_java_proto",
+        "//src/tools/android/java/com/google/devtools/build/android/ideinfo:jar_filter_lib",
+        "//third_party:guava",
+        "//third_party:jsr305",
+        "//third_party:junit4",
+        "//third_party:truth",
+        "//third_party/protobuf:protobuf_java",
+    ],
+)
+
+java_test(
+    name = "PackageParserTest",
+    size = "small",
+    srcs = ["PackageParserTest.java"],
+    deps = [
+        "//src/main/java/com/google/devtools/common/options",
+        "//src/main/protobuf:package_manifest_java_proto",
+        "//src/tools/android/java/com/google/devtools/build/android/ideinfo:package_parser_lib",
+        "//third_party:guava",
+        "//third_party:jsr305",
+        "//third_party:junit4",
+        "//third_party:truth",
+        "//third_party/protobuf:protobuf_java",
+    ],
+)
+
+java_test(
+    name = "ArtifactLocationConverterTest",
+    size = "small",
+    srcs = ["ArtifactLocationConverterTest.java"],
+    deps = [
+        "//src/main/java/com/google/devtools/common/options",
+        "//src/main/protobuf:package_manifest_java_proto",
+        "//src/tools/android/java/com/google/devtools/build/android/ideinfo:package_parser_lib",
+        "//third_party:guava",
+        "//third_party:junit4",
+        "//third_party:truth",
+        "//third_party/protobuf:protobuf_java",
+    ],
+)