feat(schema): mutation fields can be disabled

RisingStack · Oct 16, 2015 · b4cd5a4 · b4cd5a4
1 parent 48cf1b7
commit b4cd5a4
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Showing 2 changed files with 20 additions and 6 deletions.
diff --git a/src/schema/schema.js b/src/schema/schema.js
@@ -125,7 +125,7 @@ function getMutationField(graffitiModel, type) {
   };
 }
 
-function getFields(graffitiModels) {
+function getFields(graffitiModels, {mutation} = {mutation: true}) {
   const types = getTypes(graffitiModels);
 
   const {queries, mutations} = reduce(types, ({queries, mutations}, type, key) => {
@@ -177,15 +177,20 @@ function getFields(graffitiModels) {
     fields: mutations
   });
 
-  return {
-    query: RootQuery,
-    mutation: RootMutation
+  const fields = {
+    query: RootQuery
   };
+
+  if (mutation) {
+    fields.mutation = RootMutation;
+  }
+
+  return fields;
 }
 
-function getSchema(mongooseModels) {
+function getSchema(mongooseModels, options) {
   const graffitiModels = getModels(mongooseModels);
-  const fields = getFields(graffitiModels);
+  const fields = getFields(graffitiModels, options);
   return new GraphQLSchema(fields);
 }
 

diff --git a/src/schema/schema.spec.js b/src/schema/schema.spec.js
@@ -147,5 +147,14 @@ describe('field', () => {
       expect(schema._schemaConfig.query.name).to.be.equal('RootQuery');
       expect(schema._schemaConfig.mutation.name).to.be.equal('RootMutation');
     });
+
+    it('should return a GraphQL schema without mutations', function getSchemaTest() {
+      this.sandbox.stub(model, 'getModels').returns({});
+      this.sandbox.stub(type, 'getTypes').returns(types);
+      const schema = getSchema([], {mutation: false});
+      expect(schema).instanceOf(GraphQLSchema);
+      expect(schema._schemaConfig.query.name).to.be.equal('RootQuery');
+      expect(schema._schemaConfig.mutation).to.be.equal(undefined);
+    });
   });
 });