1 files changed, 107 insertions, 6 deletions
diff --git a/spec/bundler/definition_spec.rb b/spec/bundler/definition_spec.rb
index 6e347dbd..02049b55 100644
--- a/spec/bundler/definition_spec.rb
+++ b/spec/bundler/definition_spec.rb
@@ -3,13 +3,12 @@ require "spec_helper"
 require "bundler/definition"
 
 describe Bundler::Definition do
-  before do
-    allow(Bundler).to receive(:settings) { Bundler::Settings.new(".") }
-    allow(Bundler).to receive(:default_gemfile) { Pathname.new("Gemfile") }
-    allow(Bundler).to receive(:ui) { double("UI", :info => "", :debug => "") }
-  end
-
   describe "#lock" do
+    before do
+      allow(Bundler).to receive(:settings) { Bundler::Settings.new(".") }
+      allow(Bundler).to receive(:default_gemfile) { Pathname.new("Gemfile") }
+      allow(Bundler).to receive(:ui) { double("UI", :info => "", :debug => "") }
+    end
     context "when it's not possible to write to the file" do
       subject { Bundler::Definition.new(nil, [], Bundler::SourceList.new, []) }
 
@@ -31,4 +30,106 @@ describe Bundler::Definition do
       end
     end
   end
+
+  describe "detects changes" do
+    it "for a path gem with changes" do
+      build_lib "foo", "1.0", :path => lib_path("foo")
+
+      install_gemfile <<-G
+        source "file://#{gem_repo1}"
+        gem "foo", :path => "#{lib_path("foo")}"
+      G
+
+      build_lib "foo", "1.0", :path => lib_path("foo") do |s|
+        s.add_dependency "rack", "1.0"
+      end
+
+      bundle :install, :env => { "DEBUG" => 1 }
+
+      expect(out).to match(/re-resolving dependencies/)
+      lockfile_should_be <<-G
+        PATH
+          remote: #{lib_path("foo")}
+          specs:
+            foo (1.0)
+              rack (= 1.0)
+
+        GEM
+          remote: file:#{gem_repo1}/
+          specs:
+            rack (1.0.0)
+
+        PLATFORMS
+          ruby
+
+        DEPENDENCIES
+          foo!
+
+        BUNDLED WITH
+           #{Bundler::VERSION}
+      G
+    end
+
+    it "for a path gem with deps and no changes" do
+      build_lib "foo", "1.0", :path => lib_path("foo") do |s|
+        s.add_dependency "rack", "1.0"
+      end
+
+      install_gemfile <<-G
+        source "file://#{gem_repo1}"
+        gem "foo", :path => "#{lib_path("foo")}"
+      G
+
+      bundle :check, :env => { "DEBUG" => 1 }
+
+      expect(out).to match(/using resolution from the lockfile/)
+      lockfile_should_be <<-G
+        PATH
+          remote: #{lib_path("foo")}
+          specs:
+            foo (1.0)
+              rack (= 1.0)
+
+        GEM
+          remote: file:#{gem_repo1}/
+          specs:
+            rack (1.0.0)
+
+        PLATFORMS
+          ruby
+
+        DEPENDENCIES
+          foo!
+
+        BUNDLED WITH
+           #{Bundler::VERSION}
+      G
+    end
+
+    it "for a rubygems gem" do
+      install_gemfile <<-G
+        source "file://#{gem_repo1}"
+        gem "foo"
+      G
+
+      bundle :check, :env => { "DEBUG" => 1 }
+
+      expect(out).to match(/using resolution from the lockfile/)
+      lockfile_should_be <<-G
+        GEM
+          remote: file:#{gem_repo1}/
+          specs:
+            foo (1.0)
+
+        PLATFORMS
+          ruby
+
+        DEPENDENCIES
+          foo
+
+        BUNDLED WITH
+           #{Bundler::VERSION}
+      G
+    end
+  end
 end