1 package followschema
2
3 import (
4 "context"
5 "testing"
6
7 "github.com/stretchr/testify/require"
8
9 "github.com/99designs/gqlgen/client"
10 "github.com/99designs/gqlgen/graphql/handler"
11 )
12
13 func TestDefaultScalarImplementation(t *testing.T) {
14 resolvers := &Stub{}
15
16 c := client.New(handler.NewDefaultServer(NewExecutableSchema(Config{Resolvers: resolvers})))
17
18 resolvers.QueryResolver.DefaultScalar = func(ctx context.Context, arg string) (i string, e error) {
19 return arg, nil
20 }
21
22 t.Run("with arg value", func(t *testing.T) {
23 var resp struct{ DefaultScalar string }
24 c.MustPost(`query { defaultScalar(arg: "fff") }`, &resp)
25 require.Equal(t, "fff", resp.DefaultScalar)
26 })
27
28 t.Run("with default value", func(t *testing.T) {
29 var resp struct{ DefaultScalar string }
30 c.MustPost(`query { defaultScalar }`, &resp)
31 require.Equal(t, "default", resp.DefaultScalar)
32 })
33 }
34
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