Fix integration tests on Windows

Author: local

spec/integration_spec.rb

@@ -6,7 +6,7 @@
     File.expand_path(File.join(File.dirname(__FILE__),'..','bin',name))
   end
 
-  let(:command) { "#{path} version" }
+  let(:command) { "#{RbConfig.ruby} #{path} version" }
 
   subject { sh(command) }
 
@@ -17,7 +17,7 @@
       # Allow `WARN: Unresolved or ambiguous specs during Gem::Specification.reset:` for Ruby 3.0.x and TruffleRuby
       expect(subject).to include(expected)
     else
-      expect(subject).to eq(expected)
+      expect(subject).to end_with(expected)
     end
   end
 end
@@ -28,7 +28,7 @@
     File.expand_path(File.join(File.dirname(__FILE__),'..','bin',name))
   end
 
-  let(:command) { "#{path} version" }
+  let(:command) { "#{RbConfig.ruby} #{path} version" }
 
   subject { sh(command) }
 
@@ -39,7 +39,7 @@
       # Allow `WARN: Unresolved or ambiguous specs during Gem::Specification.reset:` for Ruby 3.0.x and TruffleRuby
       expect(subject).to include(expected)
     else
-      expect(subject).to eq(expected)
+      expect(subject).to end_with(expected)
     end
   end
 end