From 2e8ed7ea8befc8874380cff02bcd1dd2b0e6aceb Mon Sep 17 00:00:00 2001
From: Chilledheart
Date: Fri, 21 Nov 2014 10:20:55 +0800
Subject: protobuf: add an option to do build-time checks.

add an option to do build-time checks and double the build time
approximately if enabled, add a simple test

protobuf is moved to github,
  see more https://groups.google.com/d/msg/protobuf/3qvNnYo8-SM/GSMYGGBNXfoJ

provide better format

Closes #34364.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
---
 Library/Formula/protobuf.rb | 37 ++++++++++++++++++++++++++++---------
 1 file changed, 28 insertions(+), 9 deletions(-)

(limited to 'Library')

diff --git a/Library/Formula/protobuf.rb b/Library/Formula/protobuf.rb
index 6c62becc0..49558421e 100644
--- a/Library/Formula/protobuf.rb
+++ b/Library/Formula/protobuf.rb
@@ -1,4 +1,4 @@
-require 'formula'
+require "formula"
 
 class OldOrNoDateutilUnlessGoogleApputils < Requirement
   # https://github.com/Homebrew/homebrew/issues/32571
@@ -35,7 +35,7 @@ class OldOrNoDateutilUnlessGoogleApputils < Requirement
 end
 
 class Protobuf < Formula
-  homepage 'http://code.google.com/p/protobuf/'
+  homepage "https://github.com/google/protobuf/"
   url 'https://github.com/google/protobuf/releases/download/2.6.1/protobuf-2.6.1.tar.bz2'
   sha1 '6421ee86d8fb4e39f21f56991daa892a3e8d314b'
 
@@ -46,6 +46,9 @@ class Protobuf < Formula
     sha1 "4acb8d1239cd352b4b90691114b4abe8a0ef4d65" => :mountain_lion
   end
 
+  # this will double the build time approximately if enabled
+  option "with-check", "Run build-time check"
+
   option :universal
   option :cxx11
 
@@ -60,7 +63,7 @@ class Protobuf < Formula
     # Don't build in debug mode. See:
     # https://github.com/Homebrew/homebrew/issues/9279
     # http://code.google.com/p/protobuf/source/browse/trunk/configure.ac#61
-    ENV.prepend 'CXXFLAGS', '-DNDEBUG'
+    ENV.prepend "CXXFLAGS", "-DNDEBUG"
     ENV.universal_binary if build.universal?
     ENV.cxx11 if build.cxx11?
 
@@ -68,22 +71,38 @@ class Protobuf < Formula
                           "--prefix=#{prefix}",
                           "--with-zlib"
     system "make"
-    system "make install"
+    system "make", "check" if build.with? "check"
+    system "make", "install"
 
     # Install editor support and examples
     doc.install %w( editors examples )
 
-    if build.with? 'python'
-      chdir 'python' do
+    if build.with? "python"
+      chdir "python" do
         ENV.append_to_cflags "-I#{include}"
         ENV.append_to_cflags "-L#{lib}"
-        system 'python', 'setup.py', 'build'
-        system 'python', 'setup.py', 'install', '--cpp_implementation', "--prefix=#{prefix}",
-               '--single-version-externally-managed', '--record=installed.txt'
+        system "python", "setup.py", "build"
+        system "python", "setup.py", "install", "--cpp_implementation", "--prefix=#{prefix}",
+               "--single-version-externally-managed", "--record=installed.txt"
       end
     end
   end
 
+  test do
+    def testdata; <<-EOS.undent
+      package test;
+      message TestCase {
+        required string name = 4;
+      }
+      message Test {
+        repeated TestCase case = 1;
+      }
+      EOS
+    end
+    (testpath/"test.proto").write(testdata)
+    system "protoc", "test.proto", "--cpp_out=."
+  end
+
   def caveats; <<-EOS.undent
     Editor support and examples have been installed to:
       #{doc}
-- 
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