Duplicate imports generated when overrides export an interface with the same name

packages/graphqlgen/src/tests/fixtures/override/override-1.ts

@@ -0,0 +1,4 @@
+export interface Foo {
+  id: string
+  value: number
+}

packages/graphqlgen/src/tests/fixtures/override/override-2.ts

@@ -0,0 +1,4 @@
+export interface Foo {
+  id: string
+  value: string
+}

packages/graphqlgen/src/tests/fixtures/override/schema.graphql

@@ -0,0 +1,15 @@
+type Query {
+  id: ID!
+  foo: Foo!
+  bar: Bar!
+}
+
+type Foo {
+  id: ID
+  value: Float
+}
+
+type Bar {
+  id: ID
+  value: String
+}

packages/graphqlgen/src/tests/fixtures/override/types-flow.js

@@ -0,0 +1,11 @@
+// @flow
+
+export interface Foo {
+  id: string
+  value: number
+}
+
+export interface Bar {
+  id: string
+  value: string
+}

packages/graphqlgen/src/tests/fixtures/override/types.ts

@@ -0,0 +1,9 @@
+export interface Foo {
+  id: string
+  value: number
+}
+
+export interface Bar {
+  id: string
+  value: string
+}

packages/graphqlgen/src/tests/typescript/__snapshots__/basic.test.ts.snap

@@ -1759,6 +1759,216 @@ export const resolvers: Resolvers = {
 ]
 `;
 
+exports[`override model same names 1`] = `
+"// Code generated by github.com/prisma/graphqlgen, DO NOT EDIT.
+
+import { GraphQLResolveInfo } from \\"graphql\\";
+import { Foo } from \\"../../../fixtures/override/override-1\\";
+import { Foo } from \\"../../../fixtures/override/override-2\\";
+type Context = any;
+
+export namespace QueryResolvers {
+  export const defaultResolvers = {};
+
+  export type IdResolver = (
+    parent: undefined,
+    args: {},
+    ctx: Context,
+    info: GraphQLResolveInfo
+  ) => string | Promise<string>;
+
+  export type FooResolver = (
+    parent: undefined,
+    args: {},
+    ctx: Context,
+    info: GraphQLResolveInfo
+  ) => Foo | Promise<Foo>;
+
+  export type BarResolver = (
+    parent: undefined,
+    args: {},
+    ctx: Context,
+    info: GraphQLResolveInfo
+  ) => Foo | Promise<Foo>;
+
+  export interface Type {
+    id: (
+      parent: undefined,
+      args: {},
+      ctx: Context,
+      info: GraphQLResolveInfo
+    ) => string | Promise<string>;
+
+    foo: (
+      parent: undefined,
+      args: {},
+      ctx: Context,
+      info: GraphQLResolveInfo
+    ) => Foo | Promise<Foo>;
+
+    bar: (
+      parent: undefined,
+      args: {},
+      ctx: Context,
+      info: GraphQLResolveInfo
+    ) => Foo | Promise<Foo>;
+  }
+}
+
+export namespace FooResolvers {
+  export const defaultResolvers = {
+    id: (parent: Foo) => parent.id,
+    value: (parent: Foo) => parent.value
+  };
+
+  export type IdResolver = (
+    parent: Foo,
+    args: {},
+    ctx: Context,
+    info: GraphQLResolveInfo
+  ) => string | null | Promise<string | null>;
+
+  export type ValueResolver = (
+    parent: Foo,
+    args: {},
+    ctx: Context,
+    info: GraphQLResolveInfo
+  ) => number | null | Promise<number | null>;
+
+  export interface Type {
+    id: (
+      parent: Foo,
+      args: {},
+      ctx: Context,
+      info: GraphQLResolveInfo
+    ) => string | null | Promise<string | null>;
+
+    value: (
+      parent: Foo,
+      args: {},
+      ctx: Context,
+      info: GraphQLResolveInfo
+    ) => number | null | Promise<number | null>;
+  }
+}
+
+export namespace BarResolvers {
+  export const defaultResolvers = {
+    id: (parent: Foo) => parent.id,
+    value: (parent: Foo) => parent.value
+  };
+
+  export type IdResolver = (
+    parent: Foo,
+    args: {},
+    ctx: Context,
+    info: GraphQLResolveInfo
+  ) => string | null | Promise<string | null>;
+
+  export type ValueResolver = (
+    parent: Foo,
+    args: {},
+    ctx: Context,
+    info: GraphQLResolveInfo
+  ) => string | null | Promise<string | null>;
+
+  export interface Type {
+    id: (
+      parent: Foo,
+      args: {},
+      ctx: Context,
+      info: GraphQLResolveInfo
+    ) => string | null | Promise<string | null>;
+
+    value: (
+      parent: Foo,
+      args: {},
+      ctx: Context,
+      info: GraphQLResolveInfo
+    ) => string | null | Promise<string | null>;
+  }
+}
+
+export interface Resolvers {
+  Query: QueryResolvers.Type;
+  Foo: FooResolvers.Type;
+  Bar: BarResolvers.Type;
+}
+"
+`;
+
+exports[`override model same names 2`] = `
+Array [
+  Object {
+    "code": "// This resolver file was scaffolded by github.com/prisma/graphqlgen, DO NOT EDIT.
+// Please do not import this file directly but copy & paste to your application code.
+
+import { FooResolvers } from \\"[TEMPLATE-INTERFACES-PATH]\\";
+
+export const Foo: FooResolvers.Type = {
+  ...FooResolvers.defaultResolvers
+};
+",
+    "force": false,
+    "path": "Foo.ts",
+  },
+  Object {
+    "code": "// This resolver file was scaffolded by github.com/prisma/graphqlgen, DO NOT EDIT.
+// Please do not import this file directly but copy & paste to your application code.
+
+import { BarResolvers } from \\"[TEMPLATE-INTERFACES-PATH]\\";
+
+export const Bar: BarResolvers.Type = {
+  ...BarResolvers.defaultResolvers
+};
+",
+    "force": false,
+    "path": "Bar.ts",
+  },
+  Object {
+    "code": "// This resolver file was scaffolded by github.com/prisma/graphqlgen, DO NOT EDIT.
+// Please do not import this file directly but copy & paste to your application code.
+
+import { QueryResolvers } from \\"[TEMPLATE-INTERFACES-PATH]\\";
+
+export const Query: QueryResolvers.Type = {
+  ...QueryResolvers.defaultResolvers,
+  id: (parent, args, ctx) => {
+    throw new Error(\\"Resolver not implemented\\");
+  },
+  foo: (parent, args, ctx) => {
+    throw new Error(\\"Resolver not implemented\\");
+  },
+  bar: (parent, args, ctx) => {
+    throw new Error(\\"Resolver not implemented\\");
+  }
+};
+",
+    "force": false,
+    "path": "Query.ts",
+  },
+  Object {
+    "code": "// This resolver file was scaffolded by github.com/prisma/graphqlgen, DO NOT EDIT.
+// Please do not import this file directly but copy & paste to your application code.
+
+import { Resolvers } from \\"[TEMPLATE-INTERFACES-PATH]\\";
+
+import { Query } from \\"./Query\\";
+import { Foo } from \\"./Foo\\";
+import { Bar } from \\"./Bar\\";
+
+export const resolvers: Resolvers = {
+  Query,
+  Foo,
+  Bar
+};
+",
+    "force": false,
+    "path": "index.ts",
+  },
+]
+`;
+
 exports[`subscription 1`] = `
 "// Code generated by github.com/prisma/graphqlgen, DO NOT EDIT.
 

packages/graphqlgen/src/tests/typescript/basic.test.ts

@@ -146,3 +146,22 @@ test('override model', async () => {
     },
   })
 })
+
+test('override model same names', async () => {
+  testGeneration({
+    language,
+    schema: relative('../fixtures/override/schema.graphql'),
+    models: {
+      files: [relative('../fixtures/override/types.ts')],
+      override: {
+        Foo: `${relative('../fixtures/override/override-1.ts')}:Foo`,
+        Bar: `${relative('../fixtures/override/override-2.ts')}:Foo`,
+      },
+    },
+    output: relative('./generated/override/graphqlgen.ts'),
+    ['resolver-scaffolding']: {
+      output: relative('./tmp/override/'),
+      layout: 'file-per-type',
+    },
+  })
+})