test: Add failing test using same object in both packageFiles & bumpF…

…iles

test.js

@@ -994,6 +994,32 @@ describe('standard-version', function () {
           fs.readFileSync('VERSION_TRACKER.txt', 'utf-8').should.equal('6.4.0')
         })
     })
+
+    it('allows same object to be used in packageFiles and bumpFiles', function () {
+      fs.copyFileSync('../test/mocks/VERSION-6.3.1.txt', 'VERSION_TRACKER.txt')
+      commit('feat: yet another commit')
+      const filedesc = {
+        filename: 'VERSION_TRACKER.txt',
+        type: 'plain-text'
+      }
+      const origWarn = console.warn
+      console.warn = () => {
+        throw new Error('console.warn should not be called')
+      }
+      return require('./index')({
+        silent: true,
+        packageFiles: [filedesc],
+        bumpFiles: [filedesc]
+      })
+        .then(() => {
+          fs.readFileSync('VERSION_TRACKER.txt', 'utf-8').should.equal('6.4.0')
+          console.warn = origWarn
+        })
+        .catch((error) => {
+          console.warn = origWarn
+          throw error
+        })
+    })
   })
 
   describe('npm-shrinkwrap.json support', function () {