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|
#!/bin/sh
test_description='core.whitespace rules and git apply'
. ./test-lib.sh
prepare_test_file () {
# A line that has character X is touched iff RULE is in effect:
# X RULE
# ! trailing-space
# @ space-before-tab
# # indent-with-non-tab
sed -e "s/_/ /g" -e "s/>/ /" <<-\EOF
An_SP in an ordinary line>and a HT.
>A HT.
_>A SP and a HT (@).
_>_A SP, a HT and a SP (@).
_______Seven SP.
________Eight SP (#).
_______>Seven SP and a HT (@).
________>Eight SP and a HT (@#).
_______>_Seven SP, a HT and a SP (@).
________>_Eight SP, a HT and a SP (@#).
_______________Fifteen SP (#).
_______________>Fifteen SP and a HT (@#).
________________Sixteen SP (#).
________________>Sixteen SP and a HT (@#).
_____a__Five SP, a non WS, two SP.
A line with a (!) trailing SP_
A line with a (!) trailing HT>
EOF
}
apply_patch () {
>target &&
sed -e "s|\([ab]\)/file|\1/target|" <patch |
git apply "$@"
}
test_fix () {
# fix should not barf
apply_patch --whitespace=fix || return 1
# find touched lines
diff file target | sed -n -e "s/^> //p" >fixed
# the changed lines are all expeced to change
fixed_cnt=$(wc -l <fixed)
case "$1" in
'') expect_cnt=$fixed_cnt ;;
?*) expect_cnt=$(grep "[$1]" <fixed | wc -l) ;;
esac
test $fixed_cnt -eq $expect_cnt || return 1
# and we are not missing anything
case "$1" in
'') expect_cnt=0 ;;
?*) expect_cnt=$(grep "[$1]" <file | wc -l) ;;
esac
test $fixed_cnt -eq $expect_cnt || return 1
# Get the patch actually applied
git diff-files -p target >fixed-patch
test -s fixed-patch && return 0
# Make sure it is complaint-free
>target
git apply --whitespace=error-all <fixed-patch
}
test_expect_success setup '
>file &&
git add file &&
prepare_test_file >file &&
git diff-files -p >patch &&
>target &&
git add target
'
test_expect_success 'whitespace=nowarn, default rule' '
apply_patch --whitespace=nowarn &&
diff file target
'
test_expect_success 'whitespace=warn, default rule' '
apply_patch --whitespace=warn &&
diff file target
'
test_expect_success 'whitespace=error-all, default rule' '
apply_patch --whitespace=error-all && return 1
test -s target && return 1
: happy
'
test_expect_success 'whitespace=error-all, no rule' '
git config core.whitespace -trailing,-space-before,-indent &&
apply_patch --whitespace=error-all &&
diff file target
'
test_expect_success 'whitespace=error-all, no rule (attribute)' '
git config --unset core.whitespace &&
echo "target -whitespace" >.gitattributes &&
apply_patch --whitespace=error-all &&
diff file target
'
for t in - ''
do
case "$t" in '') tt='!' ;; *) tt= ;; esac
for s in - ''
do
case "$s" in '') ts='@' ;; *) ts= ;; esac
for i in - ''
do
case "$i" in '') ti='#' ;; *) ti= ;; esac
rule=${t}trailing,${s}space,${i}indent
rm -f .gitattributes
test_expect_success "rule=$rule" '
git config core.whitespace "$rule" &&
test_fix "$tt$ts$ti"
'
test_expect_success "rule=$rule (attributes)" '
git config --unset core.whitespace &&
echo "target whitespace=$rule" >.gitattributes &&
test_fix "$tt$ts$ti"
'
done
done
done
create_patch () {
sed -e "s/_/ /" <<-\EOF
diff --git a/target b/target
index e69de29..8bd6648 100644
--- a/target
+++ b/target
@@ -0,0 +1,3 @@
+An empty line follows
+
+A line with trailing whitespace and no newline_
\ No newline at end of file
EOF
}
test_expect_success 'trailing whitespace & no newline at the end of file' '
>target &&
create_patch >patch-file &&
git apply --whitespace=fix patch-file &&
grep "newline$" target &&
grep "^$" target
'
test_expect_success 'blank at EOF with --whitespace=fix (1)' '
: these can fail depending on what we did before
git config --unset core.whitespace
rm -f .gitattributes
{ echo a; echo b; echo c; } >one &&
git add one &&
{ echo a; echo b; echo c; } >expect &&
{ cat expect; echo; } >one &&
git diff -- one >patch &&
git checkout one &&
git apply --whitespace=fix patch &&
test_cmp expect one
'
test_expect_success 'blank at EOF with --whitespace=fix (2)' '
{ echo a; echo b; echo c; } >one &&
git add one &&
{ echo a; echo c; } >expect &&
{ cat expect; echo; echo; } >one &&
git diff -- one >patch &&
git checkout one &&
git apply --whitespace=fix patch &&
test_cmp expect one
'
test_expect_success 'blank at EOF with --whitespace=fix (3)' '
{ echo a; echo b; echo; } >one &&
git add one &&
{ echo a; echo c; echo; } >expect &&
{ cat expect; echo; echo; } >one &&
git diff -- one >patch &&
git checkout one &&
git apply --whitespace=fix patch &&
test_cmp expect one
'
test_expect_success 'blank at end of hunk, not at EOF with --whitespace=fix' '
{ echo a; echo b; echo; echo; echo; echo; echo; echo d; } >one &&
git add one &&
{ echo a; echo c; echo; echo; echo; echo; echo; echo; echo d; } >expect &&
cp expect one &&
git diff -- one >patch &&
git checkout one &&
git apply --whitespace=fix patch &&
test_cmp expect one
'
test_expect_success 'blank at EOF with --whitespace=warn' '
{ echo a; echo b; echo c; } >one &&
git add one &&
echo >>one &&
cat one >expect &&
git diff -- one >patch &&
git checkout one &&
git apply --whitespace=warn patch 2>error &&
test_cmp expect one &&
grep "new blank line at EOF" error
'
test_expect_success 'blank at EOF with --whitespace=error' '
{ echo a; echo b; echo c; } >one &&
git add one &&
cat one >expect &&
echo >>one &&
git diff -- one >patch &&
git checkout one &&
test_must_fail git apply --whitespace=error patch 2>error &&
test_cmp expect one &&
grep "new blank line at EOF" error
'
test_expect_success 'blank but not empty at EOF' '
{ echo a; echo b; echo c; } >one &&
git add one &&
echo " " >>one &&
cat one >expect &&
git diff -- one >patch &&
git checkout one &&
git apply --whitespace=warn patch 2>error &&
test_cmp expect one &&
grep "new blank line at EOF" error
'
test_done
|
