cayley 0.3.0 (new formula)

Formula/cayley.rb

@@ -0,0 +1,116 @@
+require "formula"
+
+class Cayley < Formula
+  homepage "https://github.com/google/cayley"
+  url "https://github.com/google/cayley/archive/v0.3.0.tar.gz"
+  sha1 "b69b1da6854cf174854034061ab0919fcf0c18b8"
+  head "https://github.com/google/cayley.git"
+
+  depends_on "bazaar" => :build
+  depends_on :hg => :build
+  depends_on "go" => :build
+
+  option "without-samples", "Disable installing sample data"
+
+  def install
+    # Prepare for Go build
+    ENV["GOPATH"] = buildpath
+
+    # To avoid re-downloading Cayley, symlink its source from the tarball so that Go can find it
+    mkdir_p "src/github.com/google/"
+    ln_s buildpath, "src/github.com/google/cayley"
+
+    # Install Go dependencies
+    system "go", "get", "github.com/badgerodon/peg"
+    system "go", "get", "github.com/barakmich/glog"
+    system "go", "get", "github.com/julienschmidt/httprouter"
+    system "go", "get", "github.com/petar/GoLLRB/llrb"
+    system "go", "get", "github.com/robertkrimen/otto"
+    system "go", "get", "github.com/russross/blackfriday"
+    system "go", "get", "github.com/syndtr/goleveldb/leveldb"
+    system "go", "get", "github.com/syndtr/goleveldb/leveldb/cache"
+    system "go", "get", "github.com/syndtr/goleveldb/leveldb/iterator"
+    system "go", "get", "github.com/syndtr/goleveldb/leveldb/opt"
+    system "go", "get", "github.com/syndtr/goleveldb/leveldb/util"
+    system "go", "get", "labix.org/v2/mgo"
+    system "go", "get", "labix.org/v2/mgo/bson"
+
+    # HEAD does not require the extra work to get 0.3.0 to build properly so avoid it
+    unless build.head?
+      # Install Go dependencies
+      system "go", "get", "github.com/stretchrcom/testify/mock"
+
+      # Fix issue where 0.3.0 builds againsts an old version of syndtr/goleveldb
+      inreplace "graph/leveldb/leveldb_triplestore.go", "GetApproximateSizes", "SizeOf"
+    end
+
+    # Build
+    system "go", "build", "-o", "cayley"
+
+    # Create sample configuration that uses the Homebrew-based directories
+    inreplace "cayley.cfg.example", "/tmp/cayley_test", "#{var}/cayley/data.nt"
+
+    # Install binary and configuration
+    bin.install "cayley"
+    etc.install "cayley.cfg.example" => "cayley.conf"
+
+    # Create data directory
+    (var/"cayley").mkpath
+
+    if build.with? "samples"
+      system "gzip", "-d", "30kmoviedata.nt.gz"
+
+      # Copy over sample data
+      (share/'cayley/samples').install "testdata.nt"
+      (share/'cayley/samples').install "30kmoviedata.nt"
+    end
+  end
+
+  plist_options :manual => "cayley --config=#{HOMEBREW_PREFIX}/etc/cayley.conf"
+
+  def plist; <<-EOS.undent
+    <?xml version="1.0" encoding="UTF-8"?>
+    <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+    <plist version="1.0">
+      <dict>
+        <key>KeepAlive</key>
+        <dict>
+          <key>SuccessfulExit</key>
+          <false/>
+        </dict>
+        <key>Label</key>
+        <string>#{plist_name}</string>
+        <key>ProgramArguments</key>
+        <array>
+          <string>#{opt_bin}/cayley</string>
+          <string>--config=#{etc}/cayley.conf</string>
+        </array>
+        <key>RunAtLoad</key>
+        <true/>
+        <key>WorkingDirectory</key>
+        <string>#{var}/cayley</string>
+        <key>StandardErrorPath</key>
+        <string>#{var}/log/cayley.log</string>
+        <key>StandardOutPath</key>
+        <string>#{var}/log/cayley.log</string>
+      </dict>
+    </plist>
+    EOS
+  end
+
+  test do
+    require 'open3'
+
+    touch "test.nt"
+
+    Open3.popen3("#{bin}/cayley", "repl", "--dbpath=#{testpath}/test.nt") do |stdin, stdout, _|
+      stdin.write "graph.Vertex().All()"
+      stdin.close
+
+      result = stdout.read.strip
+
+      assert !result.include?("Error:")
+      assert result.include?("Elapsed time:")
+    end
+  end
+end