1#!/bin/sh
2
3test_description='core.whitespace rules and git-apply'
4
5. ./test-lib.sh
6
7prepare_test_file () {
8
9 # A line that has character X is touched iff RULE is in effect:
10 # X RULE
11 # ! trailing-space
12 # @ space-before-tab
13 # # indent-with-non-tab
14 sed -e "s/_/ /g" -e "s/>/ /" <<-\EOF
15 An_SP in an ordinary line>and a HT.
16 >A HT.
17 _>A SP and a HT (@).
18 _>_A SP, a HT and a SP (@).
19 _______Seven SP.
20 ________Eight SP (#).
21 _______>Seven SP and a HT (@).
22 ________>Eight SP and a HT (@#).
23 _______>_Seven SP, a HT and a SP (@).
24 ________>_Eight SP, a HT and a SP (@#).
25 _______________Fifteen SP (#).
26 _______________>Fifteen SP and a HT (@#).
27 ________________Sixteen SP (#).
28 ________________>Sixteen SP and a HT (@#).
29 _____a__Five SP, a non WS, two SP.
30 A line with a (!) trailing SP_
31 A line with a (!) trailing HT>
32 EOF
33}
34
35apply_patch () {
36 >target &&
37 sed -e "s|\([ab]\)/file|\1/target|" <patch |
38 git apply "$@"
39}
40
41test_fix () {
42
43 # fix should not barf
44 apply_patch --whitespace=fix || return 1
45
46 # find touched lines
47 diff file target | sed -n -e "s/^> //p" >fixed
48
49 # the changed lines are all expeced to change
50 fixed_cnt=$(wc -l <fixed)
51 case "$1" in
52 '') expect_cnt=$fixed_cnt ;;
53 ?*) expect_cnt=$(grep "[$1]" <fixed | wc -l) ;;
54 esac
55 test $fixed_cnt -eq $expect_cnt || return 1
56
57 # and we are not missing anything
58 case "$1" in
59 '') expect_cnt=0 ;;
60 ?*) expect_cnt=$(grep "[$1]" <file | wc -l) ;;
61 esac
62 test $fixed_cnt -eq $expect_cnt || return 1
63
64 # Get the patch actually applied
65 git diff-files -p target >fixed-patch
66 test -s fixed-patch && return 0
67
68 # Make sure it is complaint-free
69 >target
70 git apply --whitespace=error-all <fixed-patch
71
72}
73
74test_expect_success setup '
75
76 >file &&
77 git add file &&
78 prepare_test_file >file &&
79 git diff-files -p >patch &&
80 >target &&
81 git add target
82
83'
84
85test_expect_success 'whitespace=nowarn, default rule' '
86
87 apply_patch --whitespace=nowarn &&
88 diff file target
89
90'
91
92test_expect_success 'whitespace=warn, default rule' '
93
94 apply_patch --whitespace=warn &&
95 diff file target
96
97'
98
99test_expect_success 'whitespace=error-all, default rule' '
100
101 apply_patch --whitespace=error-all && return 1
102 test -s target && return 1
103 : happy
104
105'
106
107test_expect_success 'whitespace=error-all, no rule' '
108
109 git config core.whitespace -trailing,-space-before,-indent &&
110 apply_patch --whitespace=error-all &&
111 diff file target
112
113'
114
115for t in - ''
116do
117 case "$t" in '') tt='!' ;; *) tt= ;; esac
118 for s in - ''
119 do
120 case "$s" in '') ts='@' ;; *) ts= ;; esac
121 for i in - ''
122 do
123 case "$i" in '') ti='#' ;; *) ti= ;; esac
124 rule=${t}trailing,${s}space,${i}indent &&
125 test_expect_success "rule=$rule" '
126 git config core.whitespace "$rule" &&
127 test_fix "$tt$ts$ti"
128 '
129 done
130 done
131done
132
133test_done