Newer
Older
Manish R Jain
committed
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
/*
* Copyright 2015 Manish R Jain <manishrjain@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package gql
import (
"fmt"
"testing"
"github.com/manishrjain/dgraph/query"
)
func checkAttr(g *query.SubGraph, attr string) error {
if g.Attr != attr {
return fmt.Errorf("Expected: %v. Got: %v", attr, g.Attr)
}
return nil
}
func TestParse(t *testing.T) {
query := `
query {
me(uid:0x0a) {
friends {
name
}
gender
age
hometown
}
}
`
sg, err := Parse(query)
if err != nil {
t.Error(err)
}
if len(sg.Children) != 4 {
t.Errorf("Expected 4 children. Got: %v", len(sg.Children))
}
if err := checkAttr(sg.Children[0], "friends"); err != nil {
t.Error(err)
}
if err := checkAttr(sg.Children[1], "gender"); err != nil {
t.Error(err)
}
if err := checkAttr(sg.Children[2], "age"); err != nil {
t.Error(err)
}
if err := checkAttr(sg.Children[3], "hometown"); err != nil {
t.Error(err)
}
child := sg.Children[0]
if len(child.Children) != 1 {
t.Errorf("Expected 1 child of friends. Got: %v", len(child.Children))
}
if err := checkAttr(child.Children[0], "name"); err != nil {
t.Error(err)
}
}
func TestParse_error1(t *testing.T) {
query := `
mutation {
me(uid:0x0a) {
name
}
}
`
var err error
_, err = Parse(query)
t.Log(err)
if err == nil {
t.Error("Expected error")
}
}
func TestParse_error2(t *testing.T) {
query := `
query {
me {
name
}
}
`
var err error
_, err = Parse(query)
t.Log(err)
if err == nil {
t.Error("Expected error")
}
}
func TestParse_pass1(t *testing.T) {
query := `
{
me(uid:0x0a) {
name,
friends(xid:what) { # xid would be ignored.
}
}
}
`
sg, err := Parse(query)
if err != nil {
t.Error(err)
}
if len(sg.Children) != 2 {
t.Errorf("Expected 2. Got: %v", len(sg.Children))
}
if err := checkAttr(sg.Children[0], "name"); err != nil {
t.Error(err)
}
if err := checkAttr(sg.Children[1], "friends"); err != nil {
t.Error(err)
}
f := sg.Children[1]
if len(f.Children) != 0 {
t.Errorf("Expected 0. Got: %v", len(sg.Children))
}
}