summaryrefslogtreecommitdiff
path: root/t/t4045-diff-relative.sh
blob: fab351b48a1f52b450f3911aa6edafae70015613 (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
#!/bin/sh
 
test_description='diff --relative tests'
. ./test-lib.sh
 
test_expect_success 'setup' '
	git commit --allow-empty -m empty &&
	echo content >file1 &&
	mkdir subdir &&
	echo other content >subdir/file2 &&
	blob_file1=$(git hash-object file1) &&
	blob_file2=$(git hash-object subdir/file2) &&
	git add . &&
	git commit -m one
'
 
check_diff () {
	dir=$1
	shift
	expect=$1
	shift
	short_blob=$(git rev-parse --short $blob_file2)
	cat >expected <<-EOF
	diff --git a/$expect b/$expect
	new file mode 100644
	index 0000000..$short_blob
	--- /dev/null
	+++ b/$expect
	@@ -0,0 +1 @@
	+other content
	EOF
	test_expect_success "-p $*" "
		git -C '$dir' diff -p $* HEAD^ >actual &&
		test_cmp expected actual
	"
}
 
check_numstat () {
	dir=$1
	shift
	expect=$1
	shift
	cat >expected <<-EOF
	1	0	$expect
	EOF
	test_expect_success "--numstat $*" "
		echo '1	0	$expect' >expected &&
		git -C '$dir' diff --numstat $* HEAD^ >actual &&
		test_cmp expected actual
	"
}
 
check_stat () {
	dir=$1
	shift
	expect=$1
	shift
	cat >expected <<-EOF
	 $expect | 1 +
	 1 file changed, 1 insertion(+)
	EOF
	test_expect_success "--stat $*" "
		git -C '$dir' diff --stat $* HEAD^ >actual &&
		test_cmp expected actual
	"
}
 
check_raw () {
	dir=$1
	shift
	expect=$1
	shift
	cat >expected <<-EOF
	:000000 100644 $ZERO_OID $blob_file2 A	$expect
	EOF
	test_expect_success "--raw $*" "
		git -C '$dir' diff --no-abbrev --raw $* HEAD^ >actual &&
		test_cmp expected actual
	"
}
 
for type in diff numstat stat raw
do
	check_$type . file2 --relative=subdir/
	check_$type . file2 --relative=subdir
	check_$type subdir file2 --relative
	check_$type . dir/file2 --relative=sub
done
 
check_diff_relative_option () {
	dir=$1
	shift
	expect=$1
	shift
	relative_opt=$1
	shift
	test_expect_success "config diff.relative $relative_opt -p $*" "
		short_blob=\$(git rev-parse --short $blob_file2) &&
		cat >expected <<-EOF &&
		diff --git a/$expect b/$expect
		new file mode 100644
		index 0000000..\$short_blob
		--- /dev/null
		+++ b/$expect
		@@ -0,0 +1 @@
		+other content
		EOF
		test_config -C $dir diff.relative $relative_opt &&
		git -C '$dir' diff -p $* HEAD^ >actual &&
		test_cmp expected actual
	"
}
 
check_diff_no_relative_option () {
	dir=$1
	shift
	expect=$1
	shift
	relative_opt=$1
	shift
	test_expect_success "config diff.relative $relative_opt -p $*" "
		short_blob_file1=\$(git rev-parse --short $blob_file1) &&
		short_blob_file2=\$(git rev-parse --short $blob_file2) &&
		cat >expected <<-EOF &&
		diff --git a/file1 b/file1
		new file mode 100644
		index 0000000..\$short_blob_file1
		--- /dev/null
		+++ b/file1
		@@ -0,0 +1 @@
		+content
		diff --git a/$expect b/$expect
		new file mode 100644
		index 0000000..\$short_blob_file2
		--- /dev/null
		+++ b/$expect
		@@ -0,0 +1 @@
		+other content
		EOF
		test_config -C $dir diff.relative $relative_opt &&
		git -C '$dir' diff -p $* HEAD^ >actual &&
		test_cmp expected actual
	"
}
 
check_diff_no_relative_option . subdir/file2 false
check_diff_no_relative_option . subdir/file2 true --no-relative
check_diff_no_relative_option . subdir/file2 false --no-relative
check_diff_no_relative_option subdir subdir/file2 false
check_diff_no_relative_option subdir subdir/file2 true --no-relative
check_diff_no_relative_option subdir subdir/file2 false --no-relative
 
check_diff_relative_option . file2 false --relative=subdir/
check_diff_relative_option . file2 false --relative=subdir
check_diff_relative_option . file2 true --relative=subdir/
check_diff_relative_option . file2 true --relative=subdir
check_diff_relative_option subdir file2 false --relative
check_diff_relative_option subdir file2 true --relative
check_diff_relative_option subdir file2 true
check_diff_relative_option subdir file2 false --no-relative --relative
check_diff_relative_option subdir file2 true --no-relative --relative
check_diff_relative_option . file2 false --no-relative --relative=subdir
check_diff_relative_option . file2 true --no-relative --relative=subdir
 
test_expect_success 'setup diff --relative unmerged' '
	test_commit zero file0 &&
	test_commit base subdir/file0 &&
	git switch -c br1 &&
	test_commit one file0 &&
	test_commit sub1 subdir/file0 &&
	git switch -c br2 base &&
	test_commit two file0 &&
	git switch -c br3 &&
	test_commit sub3 subdir/file0
'
 
test_expect_success 'diff --relative without change in subdir' '
	git switch br2 &&
	test_when_finished "git merge --abort" &&
	test_must_fail git merge one &&
	git -C subdir diff --relative >out &&
	test_must_be_empty out &&
	git -C subdir diff --relative --name-only >out &&
	test_must_be_empty out
'
 
test_expect_success 'diff --relative --name-only with change in subdir' '
	git switch br3 &&
	test_when_finished "git merge --abort" &&
	test_must_fail git merge sub1 &&
	test_write_lines file0 file0 >expected &&
	git -C subdir diff --relative --name-only >out &&
	test_cmp expected out
'
 
test_expect_failure 'diff --relative with change in subdir' '
	git switch br3 &&
	br1_blob=$(git rev-parse --short --verify br1:subdir/file0) &&
	br3_blob=$(git rev-parse --short --verify br3:subdir/file0) &&
	test_when_finished "git merge --abort" &&
	test_must_fail git merge br1 &&
	cat >expected <<-EOF &&
	diff --cc file0
	index $br3_blob,$br1_blob..0000000
	--- a/file0
	+++ b/file0
	@@@ -1,1 -1,1 +1,5 @@@
	++<<<<<<< HEAD
	 +sub3
	++=======
	+ sub1
	++>>>>>>> br1
	EOF
	git -C subdir diff --relative >out &&
	test_cmp expected out
'
 
test_done