delete entities files now ignores file do not exist error

app/api/entities/entities.js

@@ -172,7 +172,15 @@ export default {
       return `./uploaded_documents/${doc.file.filename}`;
     });
     filesToDelete = filesToDelete.filter((doc, index) => filesToDelete.indexOf(doc) === index);
-    return deleteFiles(filesToDelete);
+    return deleteFiles(filesToDelete)
+    .catch((error) => {
+      const fileNotExist = -2;
+      if (error.errno === fileNotExist) {
+        return Promise.resolve();
+      }
+
+      return Promise.reject(error);
+    });
   },
 
   deleteMultiple(sharedIds) {

app/api/entities/specs/entities.spec.js

@@ -398,6 +398,18 @@ describe('entities', () => {
       fs.writeFileSync('./uploaded_documents/8202c463d6158af8065022d9b5014cc1.pdf');
     });
 
+    describe('when the original file does not exist', () => {
+      it('should delete the entiti and not throw an error', (done) => {
+        entities.delete('shared1')
+        .then(() => entities.get({sharedId: 'shared1'}))
+        .then((response) => {
+          expect(response.length).toBe(0);
+          done();
+        })
+        .catch(catchErrors(done));
+      });
+    });
+
     it('should delete the document in the database', (done) => {
       entities.delete('shared')
       .then(() => entities.get({sharedId: 'shared'}))

app/api/entities/specs/fixtures.js

@@ -17,7 +17,7 @@ export default {
       _id: db.id(), sharedId: 'shared', type: 'entity', language: 'pt', title: 'Penguin almost done', creationDate: 1, published: true, metadata: {text: 'test'}
     },
     //select/multiselect/date sync
-    {_id: syncPropertiesEntityId, template: templateId, sharedId: 'shared1', type: 'entity', language: 'en', title: 'EN', published: true, metadata: {property1: 'text'}},
+    {_id: syncPropertiesEntityId, template: templateId, sharedId: 'shared1', type: 'entity', language: 'en', title: 'EN', published: true, metadata: {property1: 'text'}, file: {filename: 'nonexistent.pdf'}},
     {_id: db.id(), template: templateId, sharedId: 'shared1', type: 'entity', language: 'es', title: 'ES', creationDate: 1, published: true, metadata: {property1: 'text'}},
     {_id: db.id(), template: templateId, sharedId: 'shared1', type: 'entity', language: 'pt', title: 'PT', creationDate: 1, published: true, metadata: {property1: 'text'}},
     //docs to change metadata property names

app/api/utils/files.js

@@ -12,7 +12,7 @@ function deleteFile(file) {
 }
 
 function deleteFiles(files) {
-  return Promise.all(files.map((file) => deleteFile(file)))
+  return Promise.all(files.map((file) => deleteFile(file)));
 }
 
 export {deleteFiles, deleteFile};