Merge pull request #5218 from mbrodala/patch-1

Check plugin name with version spec in has_plugin

lib/vagrant.rb

@@ -156,7 +156,7 @@ module Vagrant
     Plugin::Manager.instance.installed_specs.any? do |s|
       match = s.name == name
       next match if !version
-      next version.satisfied_by?(s.version)
+      next match && version.satisfied_by?(s.version)
     end
   end
 

test/unit/vagrant_test.rb

@@ -75,7 +75,7 @@ describe Vagrant do
       expect(described_class.has_plugin?("bar")).to be_false
     end
 
-    it "finds plugins by gem version" do
+    it "finds plugins by gem name and version" do
       specs = [Gem::Specification.new]
       specs[0].name = "foo"
       specs[0].version = "1.2.3"
@@ -83,6 +83,7 @@ describe Vagrant do
 
       expect(described_class.has_plugin?("foo", "~> 1.2.0")).to be_true
       expect(described_class.has_plugin?("foo", "~> 1.0.0")).to be_false
+      expect(described_class.has_plugin?("bar", "~> 1.2.0")).to be_false
     end
   end