Merge pull request #66 from jaimin001/main

added test case for fetch children

Author: jaimin001

backend/family_tree/student/schema.py

@@ -23,7 +23,7 @@ def tree_for_batch(root,info,batch):
 
 class Query(graphene.ObjectType):
     students=graphene.List(StudentType)
-    children=graphene.List(StudentType, parent_id=graphene.String())
+    children=graphene.List(StudentType, parentId=graphene.String())
     student_path= graphene.List(StudentType, roll=graphene.String())
     student_sibling= graphene.List(StudentType, roll=graphene.String())
     student_search= graphene.List(StudentType, search_query=graphene.String())
@@ -32,8 +32,8 @@ class Query(graphene.ObjectType):
     def resolve_students(root,info):
         return Student.objects.all()
 
-    def resolve_children(parent_id):
-        return Student.objects.filter(parentId=parent_id)
+    def resolve_children(root, info, parentId):
+        return Student.objects.filter(parentId=parentId)
 
     def resolve_student_path(root, info, roll):
         pathObjects=[]

backend/family_tree/student/tests.py

@@ -1,17 +1,37 @@
 from django.test import TestCase
-import json
 from graphene_django.utils.testing import GraphQLTestCase
+import json
 from student.models import Student
 from mixer.backend.django import mixer
 
-class testCasesForStudents(GraphQLTestCase):
+
+class StudentTestCases(GraphQLTestCase):
     GRAPHQL_URL = 'http://localhost/graphql'
+
     def setUp(self):
-      super().setUp()
-      self.student1 = mixer.blend(Student, name='student1', roll_no='1', parentId='root')
-      self.student2 = mixer.blend(Student, name='student2', roll_no='2', parentId='1')
-      self.student3 = mixer.blend(Student, name='student3', roll_no='3', parentId='1')
-      self.student4 = mixer.blend(Student, name='student4', roll_no='4', parentId='1') 
+        super().setUp()
+        self.student1 = mixer.blend(Student, name='student1', roll_no='1', parentId='root')
+        self.student2 = mixer.blend(Student, name='student2', roll_no='2', parentId='1')
+        self.student3 = mixer.blend(Student, name='student3', roll_no='3', parentId='1')
+        self.student4 = mixer.blend(Student, name='student4', roll_no='4', parentId='1')
+    
+    
+    def test_children_query(self):
+        response = self.query('''
+            query {
+                children(parentId: "1"){
+                    rollNo
+                    name
+                  }
+                }
+              ''')
+
+        content = json.loads(response.content)
+        self.assertResponseNoErrors(response)
+        self.assertDictEqual(content['data']['children'][0], {'rollNo': '2', 'name': 'student2'})
+        self.assertDictEqual(content['data']['children'][1], {'rollNo': '3', 'name': 'student3'})
+        self.assertDictEqual(content['data']['children'][2], {'rollNo': '4', 'name': 'student4'})
+        
     def test_student_query(self):
         response = self.query('''
             query {
@@ -21,10 +41,11 @@ def test_student_query(self):
                   }
                 }
               ''')
-        content= json.loads(response.content)
+        content = json.loads(response.content)
         self.assertResponseNoErrors(response)
         self.assertDictEqual(content['data']['students'][0], {'id': str(self.student1.id), 'name': self.student1.name})
-        self.assertDictEqual(content['data']['students'][1], {'id': str(self.student2.id), 'name': self.student2.name})
+        self.assertDictEqual(content['data']['students'][1], {'id': str(self.student2.id), 'name': self.student2.name})\
+        
     def test_student_sibling(self):
         response = self.query('''
             query {
@@ -37,4 +58,4 @@ def test_student_sibling(self):
         content= json.loads(response.content)
         self.assertResponseNoErrors(response)
         self.assertDictEqual(content['data']['studentSibling'][0], {'id': str(self.student3.id), 'name': self.student3.name})
-        self.assertDictEqual(content['data']['studentSibling'][1], {'id': str(self.student4.id), 'name': self.student4.name})
+        self.assertDictEqual(content['data']['studentSibling'][1], {'id': str(self.student4.id), 'name': self.student4.name})