Extract the integration setup to a new class IntegrationMock.

--
MOS_MIGRATED_REVID=139558919
diff --git a/src/test/java/com/google/devtools/build/lib/BUILD b/src/test/java/com/google/devtools/build/lib/BUILD
index 4e14f53..05e709a 100644
--- a/src/test/java/com/google/devtools/build/lib/BUILD
+++ b/src/test/java/com/google/devtools/build/lib/BUILD
@@ -358,6 +358,18 @@
     ],
 )
 
+java_library(
+    name = "integration_testutil",
+    srcs = glob([
+        "integration/util/*.java",
+    ]),
+    deps = [
+        ":testutil",
+        "//src/main/java/com/google/devtools/build/lib:build-base",
+        "//src/main/java/com/google/devtools/build/lib:vfs",
+    ],
+)
+
 java_test(
     name = "analysis_actions_test",
     srcs = glob([
@@ -1074,6 +1086,7 @@
         ":actions_testutil",
         ":analysis_testutil",
         ":foundations_testutil",
+        ":integration_testutil",
         ":testutil",
         "//src/main/java/com/google/devtools/build/lib:bazel-rules",
         "//src/main/java/com/google/devtools/build/lib:build-base",
diff --git a/src/test/java/com/google/devtools/build/lib/integration/util/IntegrationMock.java b/src/test/java/com/google/devtools/build/lib/integration/util/IntegrationMock.java
new file mode 100644
index 0000000..5b49745
--- /dev/null
+++ b/src/test/java/com/google/devtools/build/lib/integration/util/IntegrationMock.java
@@ -0,0 +1,66 @@
+// Copyright 2014 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.lib.integration.util;
+
+import com.google.devtools.build.lib.analysis.BlazeDirectories;
+import com.google.devtools.build.lib.analysis.config.BinTools;
+import com.google.devtools.build.lib.testutil.BlazeTestUtils;
+import com.google.devtools.build.lib.testutil.TestConstants;
+import com.google.devtools.build.lib.vfs.FileSystemUtils;
+import com.google.devtools.build.lib.vfs.Path;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Collection;
+
+/**
+ * Performs setup for integration tests.
+ */
+public class IntegrationMock {
+  public static IntegrationMock get() {
+    return new IntegrationMock();
+  }
+
+  /**
+   * Populates the _embedded_binaries/ directory, containing all binaries/libraries, by symlinking
+   * directories#getEmbeddedBinariesRoot() to the test's runfiles tree.
+   */
+  public BinTools getIntegrationBinTools(BlazeDirectories directories) throws IOException {
+    Path embeddedDir = directories.getEmbeddedBinariesRoot();
+    FileSystemUtils.createDirectoryAndParents(embeddedDir);
+
+    Path runfiles = directories.getFileSystem().getPath(BlazeTestUtils.runfilesDir());
+    // Copy over everything in embedded_scripts.
+    Collection<Path> files = new ArrayList<>();
+    for (String embeddedScriptPath : TestConstants.EMBEDDED_SCRIPTS_PATHS) {
+      Path embeddedScripts = runfiles.getRelative(embeddedScriptPath);
+      if (embeddedScripts.exists()) {
+        files.addAll(embeddedScripts.getDirectoryEntries());
+      } else {
+        System.err.println("test does not have " + embeddedScripts);
+      }
+    }
+
+    for (Path fromFile : files) {
+      try {
+        embeddedDir.getChild(fromFile.getBaseName()).createSymbolicLink(fromFile);
+      } catch (IOException e) {
+        System.err.println("Could not symlink: " + e.getMessage());
+      }
+    }
+
+    return BinTools.forIntegrationTesting(
+        directories, embeddedDir.toString(), TestConstants.EMBEDDED_TOOLS);
+  }
+}
diff --git a/src/test/java/com/google/devtools/build/lib/standalone/StandaloneSpawnStrategyTest.java b/src/test/java/com/google/devtools/build/lib/standalone/StandaloneSpawnStrategyTest.java
index 39d1a37..4237114 100644
--- a/src/test/java/com/google/devtools/build/lib/standalone/StandaloneSpawnStrategyTest.java
+++ b/src/test/java/com/google/devtools/build/lib/standalone/StandaloneSpawnStrategyTest.java
@@ -36,8 +36,8 @@
 import com.google.devtools.build.lib.events.Reporter;
 import com.google.devtools.build.lib.exec.ExecutionOptions;
 import com.google.devtools.build.lib.exec.SingleBuildFileCache;
+import com.google.devtools.build.lib.integration.util.IntegrationMock;
 import com.google.devtools.build.lib.rules.apple.AppleConfiguration;
-import com.google.devtools.build.lib.testutil.BlazeTestUtils;
 import com.google.devtools.build.lib.testutil.TestFileOutErr;
 import com.google.devtools.build.lib.testutil.TestUtils;
 import com.google.devtools.build.lib.util.BlazeClock;
@@ -88,7 +88,8 @@
 
     BlazeDirectories directories =
         new BlazeDirectories(outputBase, outputBase, workspaceDir, "mock-product-name");
-    BlazeTestUtils.getIntegrationBinTools(directories);
+    // This call implicitly symlinks the integration bin tools into the exec root.
+    IntegrationMock.get().getIntegrationBinTools(directories);
     OptionsParser optionsParser = OptionsParser.newOptionsParser(ExecutionOptions.class);
     optionsParser.parse("--verbose_failures");
 
diff --git a/src/test/java/com/google/devtools/build/lib/testutil/BlazeTestUtils.java b/src/test/java/com/google/devtools/build/lib/testutil/BlazeTestUtils.java
index 6c5b83f..d4b66a1 100644
--- a/src/test/java/com/google/devtools/build/lib/testutil/BlazeTestUtils.java
+++ b/src/test/java/com/google/devtools/build/lib/testutil/BlazeTestUtils.java
@@ -18,18 +18,13 @@
 import com.google.common.base.Joiner;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Iterables;
-import com.google.devtools.build.lib.analysis.BlazeDirectories;
-import com.google.devtools.build.lib.analysis.config.BinTools;
 import com.google.devtools.build.lib.cmdline.Label;
 import com.google.devtools.build.lib.cmdline.LabelSyntaxException;
 import com.google.devtools.build.lib.util.Preconditions;
 import com.google.devtools.build.lib.vfs.FileSystemUtils;
 import com.google.devtools.build.lib.vfs.Path;
-
 import java.io.File;
 import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Collection;
 import java.util.List;
 
 /**
@@ -40,38 +35,6 @@
   private BlazeTestUtils() {}
 
   /**
-   * Populates the _embedded_binaries/ directory, containing all binaries/libraries, by symlinking
-   * directories#getEmbeddedBinariesRoot() to the test's runfiles tree.
-   */
-  public static BinTools getIntegrationBinTools(BlazeDirectories directories) throws IOException {
-    Path embeddedDir = directories.getEmbeddedBinariesRoot();
-    FileSystemUtils.createDirectoryAndParents(embeddedDir);
-
-    Path runfiles = directories.getFileSystem().getPath(BlazeTestUtils.runfilesDir());
-    // Copy over everything in embedded_scripts.
-    Collection<Path> files = new ArrayList<>();
-    for (String embeddedScriptPath : TestConstants.EMBEDDED_SCRIPTS_PATHS) {
-      Path embeddedScripts = runfiles.getRelative(embeddedScriptPath);
-      if (embeddedScripts.exists()) {
-        files.addAll(embeddedScripts.getDirectoryEntries());
-      } else {
-        System.err.println("test does not have " + embeddedScripts);
-      }
-    }
-
-    for (Path fromFile : files) {
-      try {
-        embeddedDir.getChild(fromFile.getBaseName()).createSymbolicLink(fromFile);
-      } catch (IOException e) {
-        System.err.println("Could not symlink: " + e.getMessage());
-      }
-    }
-
-    return BinTools.forIntegrationTesting(
-        directories, embeddedDir.toString(), TestConstants.EMBEDDED_TOOLS);
-  }
-
-  /**
    * Writes a FilesetRule to a String array.
    *
    * @param name the name of the rule.