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comparison paraspace/tests/structpath_test.py @ 34:fe1ebf0c3d40

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test get_parent() for structpath.py
author Thinker K.F. Li <thinker@codemud.net>
date Wed, 15 Jun 2011 02:33:54 +0800
parents aed662c820d8
children 2f9e7f03dbf7
comparison
equal deleted inserted replaced
33:e625ebf17441 34:fe1ebf0c3d40
11 11
12 class handle(object): 12 class handle(object):
13 pass 13 pass
14 14
15 15
16 class parent_context(structpath.context):
17 def get_parent(self, obj):
18 return obj.parent
19 pass
20
21
16 def _build_car(): 22 def _build_car():
17 ctx = structpath.context(None) 23 ctx = parent_context(None)
18 ctx.root = car() 24 ctx.root = car()
19 root = ctx.root 25 root = ctx.root
20 26
21 root.wheels = [wheel(), wheel(), wheel(), wheel()] 27 root.wheels = [wheel(), wheel(), wheel(), wheel()]
28 for w in root.wheels:
29 w.parent = root
30 pass
22 root.handle = handle() 31 root.handle = handle()
32 root.handle.parent = root
33 root.parent = root
23 34
24 ctx.all_classes = {'car': car, 'wheel': wheel, 'handle': handle} 35 ctx.all_classes = {'car': car, 'wheel': wheel, 'handle': handle}
25 ctx.class_instances = { 36 ctx.class_instances = {
26 'car': [root], 37 'car': [root],
27 'wheel': root.wheels, 38 'wheel': root.wheels,
67 assert root.wheels[0] in wheels 78 assert root.wheels[0] in wheels
68 assert root.wheels[1] in wheels 79 assert root.wheels[1] in wheels
69 assert root.wheels[2] in wheels 80 assert root.wheels[2] in wheels
70 assert root.wheels[3] in wheels 81 assert root.wheels[3] in wheels
71 pass 82 pass
83
84
85 def structpath_parent_test():
86 car_ctx = _build_car()
87 root = car_ctx.root
88
89 wheels = structpath.find_objs_path(car_ctx, '/handle/../wheels/1')
90 assert len(wheels) == 1
91 a_wheel = wheels[0]
92 assert a_wheel is root.wheels[1]
93
94 wheels = structpath.find_objs_path(car_ctx, '/handle/../../../wheels/1')
95 assert len(wheels) == 1
96 a_wheel = wheels[0]
97 assert a_wheel is root.wheels[1]
98
99 wheels = structpath.find_objs_path(car_ctx, '.handle/../../../wheels/1')
100 assert len(wheels) == 1
101 a_wheel = wheels[0]
102 assert a_wheel is root.wheels[1]
103
104 wheels = structpath.find_objs_path(car_ctx, '.handle/wheels/1')
105 assert len(wheels) == 0
106 pass