aboutsummaryrefslogtreecommitdiff
path: root/t/t6016-rev-list-graph-simplify-history.sh
blob: 27fd52b7be8ee8a084bc96bd606813cc556c4bb0 (plain)
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
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
#!/bin/sh

# There's more than one "correct" way to represent the history graphically.
# These tests depend on the current behavior of the graphing code.  If the
# graphing code is ever changed to draw the output differently, these tests
# cases will need to be updated to know about the new layout.

test_description='--graph and simplified history'

. ./test-lib.sh

test_expect_success 'set up rev-list --graph test' '
	# 3 commits on branch A
	test_commit A1 foo.txt &&
	test_commit A2 bar.txt &&
	test_commit A3 bar.txt &&
	git branch -m master A &&

	# 2 commits on branch B, started from A1
	git checkout -b B A1 &&
	test_commit B1 foo.txt &&
	test_commit B2 abc.txt &&

	# 2 commits on branch C, started from A2
	git checkout -b C A2 &&
	test_commit C1 xyz.txt &&
	test_commit C2 xyz.txt &&

	# Octopus merge B and C into branch A
	git checkout A &&
	git merge B C &&
	git tag A4

	test_commit A5 bar.txt &&

	# More commits on C, then merge C into A
	git checkout C &&
	test_commit C3 foo.txt &&
	test_commit C4 bar.txt &&
	git checkout A &&
	git merge -s ours C &&
	git tag A6

	test_commit A7 bar.txt &&

	# Store commit names in variables for later use
	A1=$(git rev-parse --verify A1) &&
	A2=$(git rev-parse --verify A2) &&
	A3=$(git rev-parse --verify A3) &&
	A4=$(git rev-parse --verify A4) &&
	A5=$(git rev-parse --verify A5) &&
	A6=$(git rev-parse --verify A6) &&
	A7=$(git rev-parse --verify A7) &&
	B1=$(git rev-parse --verify B1) &&
	B2=$(git rev-parse --verify B2) &&
	C1=$(git rev-parse --verify C1) &&
	C2=$(git rev-parse --verify C2) &&
	C3=$(git rev-parse --verify C3) &&
	C4=$(git rev-parse --verify C4)
	'

test_expect_success '--graph --all' '
	rm -f expected &&
	echo "* $A7" >> expected &&
	echo "*   $A6" >> expected &&
	echo "|\\  " >> expected &&
	echo "| * $C4" >> expected &&
	echo "| * $C3" >> expected &&
	echo "* | $A5" >> expected &&
	echo "| |     " >> expected &&
	echo "|  \\    " >> expected &&
	echo "*-. \\   $A4" >> expected &&
	echo "|\\ \\ \\  " >> expected &&
	echo "| | |/  " >> expected &&
	echo "| | * $C2" >> expected &&
	echo "| | * $C1" >> expected &&
	echo "| * | $B2" >> expected &&
	echo "| * | $B1" >> expected &&
	echo "* | | $A3" >> expected &&
	echo "| |/  " >> expected &&
	echo "|/|   " >> expected &&
	echo "* | $A2" >> expected &&
	echo "|/  " >> expected &&
	echo "* $A1" >> expected &&
	git rev-list --graph --all > actual &&
	test_cmp expected actual
	'

# Make sure the graph_is_interesting() code still realizes
# that undecorated merges are interesting, even with --simplify-by-decoration
test_expect_success '--graph --simplify-by-decoration' '
	rm -f expected &&
	git tag -d A4
	echo "* $A7" >> expected &&
	echo "*   $A6" >> expected &&
	echo "|\\  " >> expected &&
	echo "| * $C4" >> expected &&
	echo "| * $C3" >> expected &&
	echo "* | $A5" >> expected &&
	echo "| |     " >> expected &&
	echo "|  \\    " >> expected &&
	echo "*-. \\   $A4" >> expected &&
	echo "|\\ \\ \\  " >> expected &&
	echo "| | |/  " >> expected &&
	echo "| | * $C2" >> expected &&
	echo "| | * $C1" >> expected &&
	echo "| * | $B2" >> expected &&
	echo "| * | $B1" >> expected &&
	echo "* | | $A3" >> expected &&
	echo "| |/  " >> expected &&
	echo "|/|   " >> expected &&
	echo "* | $A2" >> expected &&
	echo "|/  " >> expected &&
	echo "* $A1" >> expected &&
	git rev-list --graph --all --simplify-by-decoration > actual &&
	test_cmp expected actual
	'

# Get rid of all decorations on branch B, and graph with it simplified away
test_expect_success '--graph --simplify-by-decoration prune branch B' '
	rm -f expected &&
	git tag -d B2
	git tag -d B1
	git branch -d B
	echo "* $A7" >> expected &&
	echo "*   $A6" >> expected &&
	echo "|\\  " >> expected &&
	echo "| * $C4" >> expected &&
	echo "| * $C3" >> expected &&
	echo "* | $A5" >> expected &&
	echo "* |   $A4" >> expected &&
	echo "|\\ \\  " >> expected &&
	echo "| |/  " >> expected &&
	echo "| * $C2" >> expected &&
	echo "| * $C1" >> expected &&
	echo "* | $A3" >> expected &&
	echo "|/  " >> expected &&
	echo "* $A2" >> expected &&
	echo "* $A1" >> expected &&
	git rev-list --graph --simplify-by-decoration --all > actual &&
	test_cmp expected actual
	'

test_expect_success '--graph --full-history -- bar.txt' '
	rm -f expected &&
	git tag -d B2
	git tag -d B1
	git branch -d B
	echo "* $A7" >> expected &&
	echo "*   $A6" >> expected &&
	echo "|\\  " >> expected &&
	echo "| * $C4" >> expected &&
	echo "* | $A5" >> expected &&
	echo "* |   $A4" >> expected &&
	echo "|\\ \\  " >> expected &&
	echo "| |/  " >> expected &&
	echo "* | $A3" >> expected &&
	echo "|/  " >> expected &&
	echo "* $A2" >> expected &&
	git rev-list --graph --full-history --all -- bar.txt > actual &&
	test_cmp expected actual
	'

test_expect_success '--graph --full-history --simplify-merges -- bar.txt' '
	rm -f expected &&
	git tag -d B2
	git tag -d B1
	git branch -d B
	echo "* $A7" >> expected &&
	echo "*   $A6" >> expected &&
	echo "|\\  " >> expected &&
	echo "| * $C4" >> expected &&
	echo "* | $A5" >> expected &&
	echo "* | $A3" >> expected &&
	echo "|/  " >> expected &&
	echo "* $A2" >> expected &&
	git rev-list --graph --full-history --simplify-merges --all \
		-- bar.txt > actual &&
	test_cmp expected actual
	'

test_expect_success '--graph -- bar.txt' '
	rm -f expected &&
	git tag -d B2
	git tag -d B1
	git branch -d B
	echo "* $A7" >> expected &&
	echo "* $A5" >> expected &&
	echo "* $A3" >> expected &&
	echo "| * $C4" >> expected &&
	echo "|/  " >> expected &&
	echo "* $A2" >> expected &&
	git rev-list --graph --all -- bar.txt > actual &&
	test_cmp expected actual
	'

test_expect_success '--graph --sparse -- bar.txt' '
	rm -f expected &&
	git tag -d B2
	git tag -d B1
	git branch -d B
	echo "* $A7" >> expected &&
	echo "* $A6" >> expected &&
	echo "* $A5" >> expected &&
	echo "* $A4" >> expected &&
	echo "* $A3" >> expected &&
	echo "| * $C4" >> expected &&
	echo "| * $C3" >> expected &&
	echo "| * $C2" >> expected &&
	echo "| * $C1" >> expected &&
	echo "|/  " >> expected &&
	echo "* $A2" >> expected &&
	echo "* $A1" >> expected &&
	git rev-list --graph --sparse --all -- bar.txt > actual &&
	test_cmp expected actual
	'

test_expect_success '--graph ^C4' '
	rm -f expected &&
	echo "* $A7" >> expected &&
	echo "* $A6" >> expected &&
	echo "* $A5" >> expected &&
	echo "*   $A4" >> expected &&
	echo "|\\  " >> expected &&
	echo "| * $B2" >> expected &&
	echo "| * $B1" >> expected &&
	echo "* $A3" >> expected &&
	git rev-list --graph --all ^C4 > actual &&
	test_cmp expected actual
	'

test_expect_success '--graph ^C3' '
	rm -f expected &&
	echo "* $A7" >> expected &&
	echo "*   $A6" >> expected &&
	echo "|\\  " >> expected &&
	echo "| * $C4" >> expected &&
	echo "* $A5" >> expected &&
	echo "*   $A4" >> expected &&
	echo "|\\  " >> expected &&
	echo "| * $B2" >> expected &&
	echo "| * $B1" >> expected &&
	echo "* $A3" >> expected &&
	git rev-list --graph --all ^C3 > actual &&
	test_cmp expected actual
	'

# I don't think the ordering of the boundary commits is really
# that important, but this test depends on it.  If the ordering ever changes
# in the code, we'll need to update this test.
test_expect_success '--graph --boundary ^C3' '
	rm -f expected &&
	echo "* $A7" >> expected &&
	echo "*   $A6" >> expected &&
	echo "|\\  " >> expected &&
	echo "| * $C4" >> expected &&
	echo "* | $A5" >> expected &&
	echo "| |     " >> expected &&
	echo "|  \\    " >> expected &&
	echo "*-. \\   $A4" >> expected &&
	echo "|\\ \\ \\  " >> expected &&
	echo "| * | | $B2" >> expected &&
	echo "| * | | $B1" >> expected &&
	echo "* | | | $A3" >> expected &&
	echo "o | | | $A2" >> expected &&
	echo "|/ / /  " >> expected &&
	echo "o | | $A1" >> expected &&
	echo " / /  " >> expected &&
	echo "| o $C3" >> expected &&
	echo "|/  " >> expected &&
	echo "o $C2" >> expected &&
	git rev-list --graph --boundary --all ^C3 > actual &&
	test_cmp expected actual
	'

test_done