1 #!/bin/sh
2 #
3 # Copyright (c) 2019 Stefan Sperling <stsp@openbsd.org>
4 #
5 # Permission to use, copy, modify, and distribute this software for any
6 # purpose with or without fee is hereby granted, provided that the above
7 # copyright notice and this permission notice appear in all copies.
8 #
9 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 
17 . ./common.sh
18 
19 function test_diff_basic {
20 	local testroot=`test_init diff_basic`
21 	local head_rev=`git_show_head $testroot/repo`
22 
23 	got checkout $testroot/repo $testroot/wt > /dev/null
24 	ret="$?"
25 	if [ "$ret" != "0" ]; then
26 		test_done "$testroot" "$ret"
27 		return 1
28 	fi
29 
30 	echo "modified alpha" > $testroot/wt/alpha
31 	(cd $testroot/wt && got rm beta >/dev/null)
32 	echo "new file" > $testroot/wt/new
33 	(cd $testroot/wt && got add new >/dev/null)
34 
35 	echo "diff $head_rev $testroot/wt" > $testroot/stdout.expected
36 	echo -n 'blob - ' >> $testroot/stdout.expected
37 	got tree -r $testroot/repo -i | grep 'alpha$' | cut -d' ' -f 1 \
38 		>> $testroot/stdout.expected
39 	echo 'file + alpha' >> $testroot/stdout.expected
40 	echo '--- alpha' >> $testroot/stdout.expected
41 	echo '+++ alpha' >> $testroot/stdout.expected
42 	echo '@@ -1 +1 @@' >> $testroot/stdout.expected
43 	echo '-alpha' >> $testroot/stdout.expected
44 	echo '+modified alpha' >> $testroot/stdout.expected
45 	echo -n 'blob - ' >> $testroot/stdout.expected
46 	got tree -r $testroot/repo -i | grep 'beta$' | cut -d' ' -f 1 \
47 		>> $testroot/stdout.expected
48 	echo 'file + /dev/null' >> $testroot/stdout.expected
49 	echo '--- beta' >> $testroot/stdout.expected
50 	echo '+++ beta' >> $testroot/stdout.expected
51 	echo '@@ -1 +0,0 @@' >> $testroot/stdout.expected
52 	echo '-beta' >> $testroot/stdout.expected
53 	echo 'blob - /dev/null' >> $testroot/stdout.expected
54 	echo 'file + new' >> $testroot/stdout.expected
55 	echo '--- new' >> $testroot/stdout.expected
56 	echo '+++ new' >> $testroot/stdout.expected
57 	echo '@@ -0,0 +1 @@' >> $testroot/stdout.expected
58 	echo '+new file' >> $testroot/stdout.expected
59 
60 	(cd $testroot/wt && got diff > $testroot/stdout)
61 	cmp -s $testroot/stdout.expected $testroot/stdout
62 	ret="$?"
63 	if [ "$ret" != "0" ]; then
64 		diff -u $testroot/stdout.expected $testroot/stdout
65 	fi
66 	test_done "$testroot" "$ret"
67 }
68 
69 function test_diff_shows_conflict {
70 	local testroot=`test_init diff_shows_conflict 1`
71 
72 	echo "1" > $testroot/repo/numbers
73 	echo "2" >> $testroot/repo/numbers
74 	echo "3" >> $testroot/repo/numbers
75 	echo "4" >> $testroot/repo/numbers
76 	echo "5" >> $testroot/repo/numbers
77 	echo "6" >> $testroot/repo/numbers
78 	echo "7" >> $testroot/repo/numbers
79 	echo "8" >> $testroot/repo/numbers
80 	(cd $testroot/repo && git add numbers)
81 	git_commit $testroot/repo -m "added numbers file"
82 
83 	got checkout $testroot/repo $testroot/wt > /dev/null
84 	ret="$?"
85 	if [ "$ret" != "0" ]; then
86 		test_done "$testroot" "$ret"
87 		return 1
88 	fi
89 
90 	sed -i 's/2/22/' $testroot/repo/numbers
91 	git_commit $testroot/repo -m "modified line 2"
92 	local head_rev=`git_show_head $testroot/repo`
93 
94 	# modify line 2 in a conflicting way
95 	sed -i 's/2/77/' $testroot/wt/numbers
96 
97 	echo "C  numbers" > $testroot/stdout.expected
98 	echo -n "Updated to commit $head_rev" >> $testroot/stdout.expected
99 	echo >> $testroot/stdout.expected
100 
101 	(cd $testroot/wt && got update > $testroot/stdout)
102 
103 	cmp -s $testroot/stdout.expected $testroot/stdout
104 	ret="$?"
105 	if [ "$ret" != "0" ]; then
106 		diff -u $testroot/stdout.expected $testroot/stdout
107 		test_done "$testroot" "$ret"
108 		return 1
109 	fi
110 
111 	echo "diff $head_rev $testroot/wt" > $testroot/stdout.expected
112 	echo -n 'blob - ' >> $testroot/stdout.expected
113 	got tree -r $testroot/repo -i | grep 'numbers$' | cut -d' ' -f 1 \
114 		>> $testroot/stdout.expected
115 	echo 'file + numbers' >> $testroot/stdout.expected
116 	echo '--- numbers' >> $testroot/stdout.expected
117 	echo '+++ numbers' >> $testroot/stdout.expected
118 	echo '@@ -1,5 +1,9 @@' >> $testroot/stdout.expected
119 	echo ' 1' >> $testroot/stdout.expected
120 	echo "+<<<<<<< commit $head_rev" >> $testroot/stdout.expected
121 	echo ' 22' >> $testroot/stdout.expected
122 	echo '+=======' >> $testroot/stdout.expected
123 	echo '+77' >> $testroot/stdout.expected
124 	echo '+>>>>>>> numbers' >> $testroot/stdout.expected
125 	echo ' 3' >> $testroot/stdout.expected
126 	echo ' 4' >> $testroot/stdout.expected
127 	echo ' 5' >> $testroot/stdout.expected
128 
129 	(cd $testroot/wt && got diff > $testroot/stdout)
130 
131 	cmp -s $testroot/stdout.expected $testroot/stdout
132 	ret="$?"
133 	if [ "$ret" != "0" ]; then
134 		diff -u $testroot/stdout.expected $testroot/stdout
135 	fi
136 	test_done "$testroot" "$ret"
137 }
138 
139 function test_diff_tag {
140 	local testroot=`test_init diff_tag`
141 	local commit_id0=`git_show_head $testroot/repo`
142 	local tag1=1.0.0
143 	local tag2=2.0.0
144 
145 	echo "modified alpha" > $testroot/repo/alpha
146 	git_commit $testroot/repo -m "changed alpha"
147 	local commit_id1=`git_show_head $testroot/repo`
148 
149 	(cd $testroot/repo && git tag -m "test" $tag1)
150 
151 	echo "new file" > $testroot/repo/new
152 	(cd $testroot/repo && git add new)
153 	git_commit $testroot/repo -m "new file"
154 	local commit_id2=`git_show_head $testroot/repo`
155 
156 	(cd $testroot/repo && git tag -m "test" $tag2)
157 
158 	echo "diff $commit_id0 refs/tags/$tag1" > $testroot/stdout.expected
159 	echo -n 'blob - ' >> $testroot/stdout.expected
160 	got tree -r $testroot/repo -c $commit_id0 -i | grep 'alpha$' | \
161 		cut -d' ' -f 1 >> $testroot/stdout.expected
162 	echo -n 'blob + ' >> $testroot/stdout.expected
163 	got tree -r $testroot/repo -i | grep 'alpha$' | cut -d' ' -f 1 \
164 		>> $testroot/stdout.expected
165 	echo '--- alpha' >> $testroot/stdout.expected
166 	echo '+++ alpha' >> $testroot/stdout.expected
167 	echo '@@ -1 +1 @@' >> $testroot/stdout.expected
168 	echo '-alpha' >> $testroot/stdout.expected
169 	echo '+modified alpha' >> $testroot/stdout.expected
170 
171 	got diff -r $testroot/repo $commit_id0 $tag1 > $testroot/stdout
172 	cmp -s $testroot/stdout.expected $testroot/stdout
173 	ret="$?"
174 	if [ "$ret" != "0" ]; then
175 		diff -u $testroot/stdout.expected $testroot/stdout
176 		test_done "$testroot" "$ret"
177 		return 1
178 	fi
179 
180 	echo "diff refs/tags/$tag1 refs/tags/$tag2" > $testroot/stdout.expected
181 	echo "blob - /dev/null" >> $testroot/stdout.expected
182 	echo -n 'blob + ' >> $testroot/stdout.expected
183 	got tree -r $testroot/repo -i -c $commit_id2 | grep 'new$' | \
184 		cut -d' ' -f 1 >> $testroot/stdout.expected
185 	echo '--- /dev/null' >> $testroot/stdout.expected
186 	echo '+++ new' >> $testroot/stdout.expected
187 	echo '@@ -0,0 +1 @@' >> $testroot/stdout.expected
188 	echo '+new file' >> $testroot/stdout.expected
189 
190 	got diff -r $testroot/repo $tag1 $tag2 > $testroot/stdout
191 	cmp -s $testroot/stdout.expected $testroot/stdout
192 	ret="$?"
193 	if [ "$ret" != "0" ]; then
194 		diff -u $testroot/stdout.expected $testroot/stdout
195 	fi
196 	test_done "$testroot" "$ret"
197 }
198 
199 run_test test_diff_basic
200 run_test test_diff_shows_conflict
201 run_test test_diff_tag