1 files changed, 55 insertions, 0 deletions
diff --git a/src/test/java/com/google/devtools/build/lib/windows/WindowsTestUtil.java b/src/test/java/com/google/devtools/build/lib/windows/WindowsTestUtil.java
new file mode 100644
index 0000000000..6440d78134
--- /dev/null
+++ b/src/test/java/com/google/devtools/build/lib/windows/WindowsTestUtil.java
@@ -0,0 +1,55 @@
+// 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.lib.windows;
+
+import java.io.BufferedReader;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.nio.charset.Charset;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Utilities for running Java tests on Windows.
+ */
+public class WindowsTestUtil {
+  private static Map<String, String> runfiles;
+  public static String getRunfile(String runfilesPath) throws IOException {
+    ensureRunfilesParsed();
+    return runfiles.get(runfilesPath);
+  }
+
+  private static synchronized void ensureRunfilesParsed() throws IOException {
+    if (runfiles != null) {
+      return;
+    }
+
+    runfiles = new HashMap<>();
+    InputStream fis = new FileInputStream(System.getenv("RUNFILES_MANIFEST_FILE"));
+    InputStreamReader isr = new InputStreamReader(fis, Charset.forName("UTF-8"));
+    BufferedReader br = new BufferedReader(isr);
+    String line;
+    while ((line = br.readLine()) != null) {
+      String[] splitLine = line.split(" ");  // This is buggy when the path contains spaces
+      if (splitLine.length != 2) {
+        continue;
+      }
+
+      runfiles.put(splitLine[0], splitLine[1]);
+    }
+  }
+}