Add support for checking source in should_be_installed

1 files changed, 18 insertions, 9 deletions

diff --git a/spec/support/matchers.rb b/spec/support/matchers.rb
index 10e47691ab..3fe23665d3 100644
--- a/spec/support/matchers.rb
+++ b/spec/support/matchers.rb
@@ -52,17 +52,26 @@ module Spec
 
     def should_be_installed(*names)
       opts = names.last.is_a?(Hash) ? names.pop : {}
+      source = opts.delete(:source)
       groups = Array(opts[:groups])
       groups << opts
-      names.each do |name|
-        name, version, platform = name.split(/\s+/)
-        version_const = name == "bundler" ? "Bundler::VERSION" : Spec::Builders.constantize(name)
-        run! "require '#{name}.rb'; puts #{version_const}", *groups
-        expect(out).not_to be_empty, "#{name} is not installed"
-        out.gsub!(/#{MAJOR_DEPRECATION}.*$/, "")
-        actual_version, actual_platform = out.strip.split(/\s+/, 2)
-        expect(Gem::Version.new(actual_version)).to eq(Gem::Version.new(version))
-        expect(actual_platform).to eq(platform)
+      aggregate_failures "should be installed" do
+        names.each do |name|
+          name, version, platform = name.split(/\s+/)
+          version_const = name == "bundler" ? "Bundler::VERSION" : Spec::Builders.constantize(name)
+          run! "require '#{name}.rb'; puts #{version_const}", *groups
+          expect(out).not_to be_empty, "#{name} is not installed"
+          out.gsub!(/#{MAJOR_DEPRECATION}.*$/, "")
+          actual_version, actual_platform = out.strip.split(/\s+/, 2)
+          expect(Gem::Version.new(actual_version)).to eq(Gem::Version.new(version))
+          expect(actual_platform).to eq(platform)
+          next unless source
+          source_const = "#{Spec::Builders.constantize(name)}_SOURCE"
+          run! "require '#{name}/source'; puts #{source_const}", *groups
+          out.gsub!(/#{MAJOR_DEPRECATION}.*$/, "")
+          expect(out.strip).to eq(source),
+            "Expected #{name} (#{version}) to be installed from `#{source}`, was actually from `#{out}`"
+        end
       end
     end