1 files changed, 57 insertions, 0 deletions
diff --git a/src/arrow/ruby/red-plasma/test/helper/plasma-store.rb b/src/arrow/ruby/red-plasma/test/helper/plasma-store.rb
new file mode 100644
index 000000000..dcf1f47ae
--- /dev/null
+++ b/src/arrow/ruby/red-plasma/test/helper/plasma-store.rb
@@ -0,0 +1,57 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+
+module Helper
+  class PlasmaStore
+    def initialize(options={})
+      @path = `pkg-config --variable=plasma_store_server plasma`.chomp
+      @memory_size = options[:memory_size] || 1024 * 1024
+      @socket_file = Tempfile.new(["plasma-store", ".sock"])
+      @socket_file.close
+      @pid = nil
+      FileUtils.rm_f(socket_path)
+    end
+
+    def socket_path
+      @socket_file.path
+    end
+
+    def start
+      @pid = spawn(@path,
+                   "-m", @memory_size.to_s,
+                   "-s", socket_path)
+      until File.exist?(socket_path)
+        if Process.waitpid(@pid, Process::WNOHANG)
+          raise "Failed to run plasma-store-server: #{@path}"
+        end
+      end
+    end
+
+    def stop
+      return if @pid.nil?
+      Process.kill(:TERM, @pid)
+      timeout = 1
+      limit = Time.now + timeout
+      while Time.now < limit
+        return if Process.waitpid(@pid, Process::WNOHANG)
+        sleep(0.1)
+      end
+      Process.kill(:KILL, @pid)
+      Process.waitpid(@pid)
+    end
+  end
+end