From 1571c520c7223d4eef7ac9a167683ad60048ae6f Mon Sep 17 00:00:00 2001
From: Glenn Pratt <glennpratt@gmail.com>
Date: Mon, 1 Feb 2016 12:50:08 -0600
Subject: Make standalone bin load path relative to Bundler.root rather than
 CWD.

Fixes #4144
---
 lib/bundler/installer.rb             |  2 +-
 spec/install/gems/standalone_spec.rb | 30 ++++++++++++++++++++++++++++++
 2 files changed, 31 insertions(+), 1 deletion(-)

diff --git a/lib/bundler/installer.rb b/lib/bundler/installer.rb
index 3a54a02151..10ba3005d1 100644
--- a/lib/bundler/installer.rb
+++ b/lib/bundler/installer.rb
@@ -130,12 +130,12 @@ module Bundler
     def generate_standalone_bundler_executable_stubs(spec)
       # double-assignment to avoid warnings about variables that will be used by ERB
       bin_path = Bundler.bin_path
+      standalone_path = standalone_path = Bundler.root.join(Bundler.settings[:path]).relative_path_from(bin_path)
       template = File.read(File.expand_path("../templates/Executable.standalone", __FILE__))
       ruby_command = ruby_command = Thor::Util.ruby_command
 
       spec.executables.each do |executable|
         next if executable == "bundle"
-        standalone_path = standalone_path = Pathname(Bundler.settings[:path]).expand_path.relative_path_from(bin_path)
         executable_path = executable_path = Pathname(spec.full_gem_path).join(spec.bindir, executable).relative_path_from(bin_path)
         File.open "#{bin_path}/#{executable}", "w", 0755 do |f|
           f.puts ERB.new(template, nil, "-").result(binding)
diff --git a/spec/install/gems/standalone_spec.rb b/spec/install/gems/standalone_spec.rb
index 4ce5d92eb0..d0f5af709f 100644
--- a/spec/install/gems/standalone_spec.rb
+++ b/spec/install/gems/standalone_spec.rb
@@ -272,5 +272,35 @@ describe "bundle install --standalone" do
         expect(`#{bundled_app}/bin/rails -v`.chomp).to eql "2.3.2"
       end
     end
+
+    it "creates stubs with the correct load path" do
+      extension_line = File.read(bundled_app("bin/rails")).each_line.find {|line| line.include? "$:.unshift" }.strip
+      expect(extension_line).to eq "$:.unshift File.expand_path '../../bundle', __FILE__"
+    end
+  end
+
+  describe "with --binstubs run in a subdirectory" do
+    before do
+      FileUtils.mkdir_p("bob")
+      Dir.chdir("bob") do
+        install_gemfile <<-G, :standalone => true, :binstubs => true
+          source "file://#{gem_repo1}"
+          gem "rails"
+        G
+      end
+    end
+
+    # @todo This test fails because the bundler/setup.rb is written to the
+    # current directory.
+    xit "creates stubs that use the standalone load path" do
+      Dir.chdir(bundled_app) do
+        expect(`bin/rails -v`.chomp).to eql "2.3.2"
+      end
+    end
+
+    it "creates stubs with the correct load path" do
+      extension_line = File.read(bundled_app("bin/rails")).each_line.find {|line| line.include? "$:.unshift" }.strip
+      expect(extension_line).to eq "$:.unshift File.expand_path '../../bundle', __FILE__"
+    end
   end
 end
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