* lib/rubygems/dependency_installer.rb: Only install local gems if

they end in '.gem'.  Fixes github rubygems issue #407.
* test/rubygems/test_gem_dependency_installer.rb:  Test for the above.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39139 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,9 @@
+Fri Feb  8 07:17:00 2013  Eric Hodel  <drbrain@segment7.net>
+
+	* lib/rubygems/dependency_installer.rb:  Only install local gems if
+	  they end in '.gem'.  Fixes github rubygems issue #407.
+	* test/rubygems/test_gem_dependency_installer.rb:  Test for the above.
+
 Fri Feb  8 00:02:48 2013  Tanaka Akira  <akr@fsij.org>
 
 	* process.c (obj2gid): use getgrnam_r() only if getgrnam_r() and

lib/rubygems/dependency_installer.rb

@@ -260,7 +260,7 @@ class Gem::DependencyInstaller
     set = Gem::AvailableSet.new
 
     if consider_local?
-      if File.file? gem_name then
+      if gem_name =~ /\.gem$/ and File.file? gem_name then
         src = Gem::Source::SpecificFile.new(gem_name)
         set.add src.spec, src
       else

test/rubygems/test_gem_dependency_installer.rb

@@ -794,6 +794,19 @@ class TestGemDependencyInstaller < Gem::TestCase
     assert_equal Gem::Source.new(@gem_repo), s.source
   end
 
+  def test_find_spec_by_name_and_version_bad_gem
+    FileUtils.touch 'rdoc.gem'
+
+    inst = Gem::DependencyInstaller.new
+
+    e = assert_raises Gem::Package::FormatError do
+      inst.find_spec_by_name_and_version 'rdoc.gem'
+    end
+
+    full_path = File.join @tempdir, 'rdoc.gem'
+    assert_equal "package metadata is missing in #{full_path}", e.message
+  end
+
   def test_find_spec_by_name_and_version_directory
     Dir.mkdir 'rdoc'
 
@@ -808,6 +821,20 @@ class TestGemDependencyInstaller < Gem::TestCase
                  e.message
   end
 
+  def test_find_spec_by_name_and_version_file
+    FileUtils.touch 'rdoc'
+
+    inst = Gem::DependencyInstaller.new
+
+    e = assert_raises Gem::SpecificGemNotFoundException do
+      inst.find_spec_by_name_and_version 'rdoc'
+    end
+
+    assert_equal "Could not find a valid gem 'rdoc' (>= 0) " +
+                 "locally or in a repository",
+                 e.message
+  end
+
   def test_find_gems_with_sources_local
     util_setup_gems