- gem dep can fetch remote dependencies for non-latest gems again.

+ Added Gem::Requirement#specific? and Gem::Dependency#specific?

lib/rubygems/commands/dependency_command.rb

@@ -72,7 +72,8 @@ def execute
       fetcher = Gem::SpecFetcher.fetcher
 
       # REFACTOR: fetcher.find_specs_matching => specs
-      specs_and_sources = fetcher.find_matching(dependency, false, true,
+      specs_and_sources = fetcher.find_matching(dependency,
+                                                dependency.specific?, true,
                                                 dependency.prerelease?)
 
       specs.concat specs_and_sources.map { |spec_tuple, source_uri|

lib/rubygems/dependency.rb

@@ -227,6 +227,13 @@ def matching_specs platform_only = false
     matches = matches.sort_by { |s| s.sort_obj } # HACK: shouldn't be needed
   end
 
+  ##
+  # True if the dependency will not always match the latest version.
+
+  def specific?
+    @requirement.specific?
+  end
+
   def to_specs
     matches = matching_specs true
 

lib/rubygems/requirement.rb

@@ -138,6 +138,15 @@ def satisfied_by? version
   alias :=== :satisfied_by?
   alias :=~ :satisfied_by?
 
+  ##
+  # True if the requirement will not always match the latest version.
+
+  def specific?
+    return true if @requirements.length > 1 # GIGO, > 1, > 2 is silly
+
+    not %w[> >=].include? @requirements.first.first # grab the operator
+  end
+
   def to_s # :nodoc:
     as_list.join ", "
   end

test/rubygems/test_gem_commands_dependency_command.rb

@@ -185,6 +185,24 @@ def test_execute_remote
     assert_equal '', @ui.error
   end
 
+  def test_execute_remote_version
+    @fetcher = Gem::FakeFetcher.new
+    Gem::RemoteFetcher.fetcher = @fetcher
+
+    util_setup_spec_fetcher @a1, @a2
+
+    @cmd.options[:args] = %w[a]
+    @cmd.options[:domain] = :remote
+    @cmd.options[:version] = req '= 1'
+
+    use_ui @ui do
+      @cmd.execute
+    end
+
+    assert_equal "Gem a-1\n\n", @ui.output
+    assert_equal '', @ui.error
+  end
+
   def test_execute_prerelease
     @fetcher = Gem::FakeFetcher.new
     Gem::RemoteFetcher.fetcher = @fetcher

test/rubygems/test_gem_dependency.rb

@@ -166,5 +166,12 @@ def test_prerelease_eh
 
     assert d.prerelease?
   end
+
+  def test_specific
+    refute dep('a', '> 1').specific?
+
+    assert dep('a', '= 1').specific?
+  end
+
 end
 

test/rubygems/test_gem_requirement.rb

@@ -250,6 +250,19 @@ def test_satisfied_by_boxed
     refute_satisfied_by "2.0",   "~> 1.4.4"
   end
 
+  def test_specific
+    refute req('> 1') .specific?
+    refute req('>= 1').specific?
+
+    assert req('!= 1').specific?
+    assert req('< 1') .specific?
+    assert req('<= 1').specific?
+    assert req('= 1') .specific?
+    assert req('~> 1').specific?
+
+    assert req('> 1', '> 2').specific? # GIGO
+  end
+
   def test_bad
     refute_satisfied_by "",            "> 0.1"
     refute_satisfied_by "1.2.3",       "!= 1.2.3"