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marshal_test.go
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193 lines (171 loc) · 3.61 KB
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package querybuilder
import (
"context"
"encoding/json"
"fmt"
"testing"
"github.com/stretchr/testify/require"
)
type enumType string
func (c enumType) IsEnum() {}
func (c enumType) Name() string { return string(c) }
func (c enumType) Value() string { return string(c) }
var _ enum = enumType("")
func TestMarshalGQL(t *testing.T) {
var (
str = "hello world"
unicode = "∆?–∂∂√˛v iÙ˜Ÿ¿GÆÓ∂Ó˘◊ñ" //nolint:staticcheck // ST1018 unicode test string
strNullPtr *string
strPtrSlice = []*string{&str}
enumVal enumType = "test"
)
testCases := []struct {
v any
expect string
}{
{
v: str,
expect: "\"hello world\"",
},
{
v: &str,
expect: "\"hello world\"",
},
{
v: strNullPtr,
expect: "null",
},
{
v: 42,
expect: "42",
},
{
v: true,
expect: "true",
},
{
v: unicode,
expect: "\"∆?–∂∂√˛\\u0007v\\u001CiÙ˜Ÿ¿\\u0011GÆÓ∂Ó˘◊ñ\"",
},
// FIXME
// {
// v: nil,
// expect: "null",
// },
// {
// v: []*string{nil},
// expect: "",
// },
{
v: []string{"1", "2", "3"},
expect: `["1","2","3"]`,
},
{
v: strPtrSlice,
expect: `["hello world"]`,
},
{
v: &strPtrSlice,
expect: `["hello world"]`,
},
{
v: enumVal,
expect: "test",
},
}
for _, testCase := range testCases {
enc, err := MarshalGQL(context.TODO(), testCase.v)
require.NoError(t, err)
require.Equal(t, testCase.expect, enc)
}
}
func TestMarshalGQLStruct(t *testing.T) {
s := struct {
A string `json:"a,omitempty"`
B int `json:"b"`
Sub struct {
X []string `json:"x"`
} `json:"sub"`
}{
A: "test",
B: 42,
}
s.Sub.X = []string{"1"}
enc, err := MarshalGQL(context.TODO(), s)
require.NoError(t, err)
require.Equal(t, `{a:"test",b:42,sub:{x:["1"]}}`, enc)
}
type customMarshaller struct {
v string
count int
}
//nolint:staticcheck // ST1003 XXX_ prefix is part of the GraphQL marshaller interface
func (m *customMarshaller) XXX_GraphQLType() string { return "idTest" }
//nolint:staticcheck // ST1003 XXX_ prefix is part of the GraphQL marshaller interface
func (m *customMarshaller) XXX_GraphQLIDType() string { return "idTypeTest" }
//nolint:staticcheck // ST1003 XXX_ prefix is part of the GraphQL marshaller interface
func (m *customMarshaller) XXX_GraphQLID(context.Context) (string, error) {
m.count++
return m.v, nil
}
func (m *customMarshaller) MarshalJSON() ([]byte, error) {
return json.Marshal(struct {
V string `json:"v"`
Count int `json:"count"`
}{m.v, m.count})
}
var _ GraphQLMarshaller = &customMarshaller{}
func TestCustomMarshaller(t *testing.T) {
testCases := []struct {
v any
expect string
}{
{
v: &customMarshaller{v: "custom"},
expect: `"custom"`,
},
{
v: []*customMarshaller{
{v: "custom1"},
{v: "custom2"},
},
expect: `["custom1","custom2"]`,
},
}
for _, testCase := range testCases {
enc, err := MarshalGQL(context.TODO(), testCase.v)
require.NoError(t, err)
require.Equal(t, testCase.expect, enc)
}
}
func TestIsZeroValue(t *testing.T) {
// emptyPtr covers the case of nil reflect.Pointer:
var emptyPtr *string
zero := []any{
"",
0,
[]string{},
struct {
Foo string
}{},
emptyPtr,
}
stringPtr := "test"
nonZero := []any{
"hello",
42,
[]string{"world"},
struct {
Foo string
}{
Foo: "bar",
},
&stringPtr,
}
for _, i := range zero {
require.True(t, IsZeroValue(i), fmt.Sprintf("%v", i))
}
for _, i := range nonZero {
require.False(t, IsZeroValue(i), fmt.Sprintf("%v", i))
}
}