[bundler/bundler] Extract a `gem_bin` path helper

https://github.com/bundler/bundler/commit/8eedbecac0

2 files changed, 5 insertions, 1 deletions

diff --git a/spec/bundler/support/path.rb b/spec/bundler/support/path.rb
index 302d79dc46..80616ce546 100644
--- a/spec/bundler/support/path.rb
+++ b/spec/bundler/support/path.rb
@@ -17,6 +17,10 @@ module Spec
       @bindir ||= root.join(ruby_core? ? "libexec" : "exe")
     end
 
+    def gem_bin
+      @gem_bin ||= ruby_core? ? ENV["BUNDLE_GEM"] : "#{Gem.ruby} -S gem"
+    end
+
     def spec_dir
       @spec_dir ||= root.join(ruby_core? ? "spec/bundler" : "spec")
     end
diff --git a/spec/bundler/support/rubygems_ext.rb b/spec/bundler/support/rubygems_ext.rb
index 6ca51bee16..21916bd17d 100644
--- a/spec/bundler/support/rubygems_ext.rb
+++ b/spec/bundler/support/rubygems_ext.rb
@@ -81,7 +81,7 @@ module Spec
       no_reqs.map!(&:first)
       reqs.map! {|name, req| "'#{name}:#{req}'" }
       deps = reqs.concat(no_reqs).join(" ")
-      gem = Spec::Path.ruby_core? ? ENV["BUNDLE_GEM"] : "#{Gem.ruby} -S gem"
+      gem = Spec::Path.gem_bin
       cmd = "#{gem} install #{deps} --no-document --conservative"
       puts cmd
       system(cmd) || raise("Installing gems #{deps} for the tests to use failed!")