mapx/differ_test.go at main · narasux/mapx · GitHub

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
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
package mapx_test

import (
	"testing"

	"github.com/stretchr/testify/assert"

	"github.com/narasux/mapx"
)

var oldMap = map[string]any{
	"a1": map[string]any{
		"b1": map[string]any{
			"c1": map[string]any{
				"d1": "v1",
				"d2": "v2",
				"d3": 3,
				"d4": []any{4, 5},
				"d5": nil,
				"d6": []any{
					6.1, 6.2, 6.3, 6.4, 6.5,
				},
			},
		},
	},
	"a2": []any{
		map[string]any{
			"b2": map[string]any{
				"c2": []any{
					"d1",
					map[string]any{
						"e1": "v1",
						"e2": "v2",
					},
					map[string]string{
						"e3": "v3",
						"e4": "v4",
					},
					2,
				},
			},
			"b3": []any{
				"c3", "c4", 5,
			},
		},
	},
}

var newMap = map[string]any{
	"a1": map[string]any{
		"b1": map[string]any{
			"c1": map[string]any{
				"d1": "v1",
				// change a1.b1.c1.d2 v2-v1
				"d2": "v1",
				// remove a1.b1.c1.d3 ...
				// add a1.b1.c1.d7 ...
				"d7": 3,
				// remove a1.b1.c1.d4[1] ...
				"d4": []any{4},
				// change a1.b1.c1.d5 nil->"nil"
				"d5": "nil",
				// change a1.b1.c1.d6[2] 6.3->6.4
				// change a1.b1.c1.d6[3] 6.4->6.5
				// change a1.b1.c1.d6[4] 6.5->6.3
				"d6": []any{
					6.1, 6.2, 6.4, 6.5, 6.3,
				},
			},
		},
	},
	"a2": []any{
		map[string]any{
			"b2": map[string]any{
				"c2": []any{
					// change a2[0].b2.c2[0] d1->d2
					"d2",
					map[string]any{
						// change a2[0].b2.c2[1].e1 v1->v2
						"e1": "v2",
						// remove a2[0].b2.c2[1].e2 ...
						// add a2[0].b2.c2[1].e3 ...
						"e3": "v2",
						// add a2[0].b2.c2[1].e4 ...
						"e4": "v4",
						// add a2[0].b2.c2[1].(e5.f1) ...
						"e5.f1": "v5",
					},
					// change a2[0].b2.c2[2] ...
					map[string]string{
						"e3": "v4", // only v3->v4, but map[string]string will not expand for compare
						"e4": "v4",
					},
					// change a2[0].b2.c2[3] 2->1
					1,
					// add a2[0].b2.c2[4] 2
					2,
				},
			},
			// change a2[0].b3[0] "c3"->"c4"
			// change a2[0].b3[2] 5->6
			// add a2[0].b3[3] 7
			"b3": []any{
				"c4", "c4", 6, 7,
			},
		},
	},
	// add a3 ...
	"a3": map[string]any{
		"b4": "v1",
	},
}

var exceptedDiffRets = mapx.DiffRetList{
	{mapx.ActionAdd, "a1.b1.c1.d7", nil, 3},
	{mapx.ActionAdd, "a2[0].b2.c2[1].(e5.f1)", nil, "v5"},
	{mapx.ActionAdd, "a2[0].b2.c2[1].e3", nil, "v2"},
	{mapx.ActionAdd, "a2[0].b2.c2[1].e4", nil, "v4"},
	{mapx.ActionAdd, "a2[0].b2.c2[4]", nil, 2},
	{mapx.ActionAdd, "a2[0].b3[3]", nil, 7},
	{mapx.ActionAdd, "a3", nil, map[string]any{"b4": "v1"}},
	{mapx.ActionChange, "a1.b1.c1.d2", "v2", "v1"},
	{mapx.ActionChange, "a1.b1.c1.d5", nil, "nil"},
	{mapx.ActionChange, "a1.b1.c1.d6[2]", 6.3, 6.4},
	{mapx.ActionChange, "a1.b1.c1.d6[3]", 6.4, 6.5},
	{mapx.ActionChange, "a1.b1.c1.d6[4]", 6.5, 6.3},
	{mapx.ActionChange, "a2[0].b2.c2[0]", "d1", "d2"},
	{mapx.ActionChange, "a2[0].b2.c2[1].e1", "v1", "v2"},
	{
		mapx.ActionChange,
		"a2[0].b2.c2[2]",
		map[string]string{"e3": "v3", "e4": "v4"},
		map[string]string{"e3": "v4", "e4": "v4"},
	},
	{mapx.ActionChange, "a2[0].b2.c2[3]", 2, 1},
	{mapx.ActionChange, "a2[0].b3[0]", "c3", "c4"},
	{mapx.ActionChange, "a2[0].b3[2]", 5, 6},
	{mapx.ActionRemove, "a1.b1.c1.d3", 3, nil},
	{mapx.ActionRemove, "a1.b1.c1.d4[1]", 5, nil},
	{mapx.ActionRemove, "a2[0].b2.c2[1].e2", "v2", nil},
}

func TestDiffer(t *testing.T) {
	diffRets := mapx.NewDiffer(oldMap, newMap).Do()
	assert.Equal(t, exceptedDiffRets, diffRets)
}

func TestDiffRetString(t *testing.T) {
	addDiffRet := mapx.DiffRet{Action: mapx.ActionAdd, Dotted: "a1.b1.c1.d7", NewVal: 3}
	assert.Equal(t, "Add a1.b1.c1.d7: 3", addDiffRet.String())

	changeDiffRet := mapx.DiffRet{Action: mapx.ActionChange, Dotted: "a1.b1.c1.d5", NewVal: "nil"}
	assert.Equal(t, "Change a1.b1.c1.d5: <nil> -> nil", changeDiffRet.String())

	changeDiffRet = mapx.DiffRet{Action: mapx.ActionChange, Dotted: "a1.b1.c1.d2", OldVal: "v2", NewVal: "v1"}
	assert.Equal(t, "Change a1.b1.c1.d2: v2 -> v1", changeDiffRet.String())

	removeDiffRet := mapx.DiffRet{Action: mapx.ActionRemove, Dotted: "a1.b1.c1.d4[1]", OldVal: 5}
	assert.Equal(t, "Remove a1.b1.c1.d4[1]: 5", removeDiffRet.String())
}