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|
#!/bin/sh
test_description='git patch-id'
GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
. ./test-lib.sh
test_expect_success 'setup' '
as="a a a a a a a a" && # eight a
test_write_lines $as >foo &&
test_write_lines $as >bar &&
git add foo bar &&
git commit -a -m initial &&
test_write_lines $as b >foo &&
test_write_lines $as b >bar &&
git commit -a -m first &&
git checkout -b same main &&
git commit --amend -m same-msg &&
git checkout -b notsame main &&
echo c >foo &&
echo c >bar &&
git commit --amend -a -m notsame-msg &&
test_write_lines bar foo >bar-then-foo &&
test_write_lines foo bar >foo-then-bar
'
test_expect_success 'patch-id output is well-formed' '
git log -p -1 | git patch-id >output &&
grep "^$OID_REGEX $(git rev-parse HEAD)$" output
'
#calculate patch id. Make sure output is not empty.
calc_patch_id () {
patch_name="$1"
shift
git patch-id "$@" |
sed "s/ .*//" >patch-id_"$patch_name" &&
test_line_count -gt 0 patch-id_"$patch_name"
}
get_top_diff () {
git log -p -1 "$@" -O bar-then-foo --
}
get_patch_id () {
get_top_diff "$1" | calc_patch_id "$@"
}
test_expect_success 'patch-id detects equality' '
get_patch_id main &&
get_patch_id same &&
test_cmp patch-id_main patch-id_same
'
test_expect_success 'patch-id detects inequality' '
get_patch_id main &&
get_patch_id notsame &&
! test_cmp patch-id_main patch-id_notsame
'
test_expect_success 'patch-id supports git-format-patch output' '
get_patch_id main &&
git checkout same &&
git format-patch -1 --stdout | calc_patch_id same &&
test_cmp patch-id_main patch-id_same &&
set $(git format-patch -1 --stdout | git patch-id) &&
test "$2" = $(git rev-parse HEAD)
'
test_expect_success 'whitespace is irrelevant in footer' '
get_patch_id main &&
git checkout same &&
git format-patch -1 --stdout | sed "s/ \$//" | calc_patch_id same &&
test_cmp patch-id_main patch-id_same
'
cmp_patch_id () {
if
test "$1" = "relevant"
then
! test_cmp patch-id_"$2" patch-id_"$3"
else
test_cmp patch-id_"$2" patch-id_"$3"
fi
}
test_patch_id_file_order () {
relevant="$1"
shift
name="order-${1}-$relevant"
shift
get_top_diff "main" | calc_patch_id "$name" "$@" &&
git checkout same &&
git format-patch -1 --stdout -O foo-then-bar |
calc_patch_id "ordered-$name" "$@" &&
cmp_patch_id $relevant "$name" "ordered-$name"
}
# combined test for options: add more tests here to make them
# run with all options
test_patch_id () {
test_patch_id_file_order "$@"
}
# small tests with detailed diagnostic for basic options.
test_expect_success 'file order is irrelevant with --stable' '
test_patch_id_file_order irrelevant --stable --stable
'
test_expect_success 'file order is relevant with --unstable' '
test_patch_id_file_order relevant --unstable --unstable
'
#Now test various option combinations.
test_expect_success 'default is unstable' '
test_patch_id relevant default
'
test_expect_success 'patchid.stable = true is stable' '
test_config patchid.stable true &&
test_patch_id irrelevant patchid.stable=true
'
test_expect_success 'patchid.stable = false is unstable' '
test_config patchid.stable false &&
test_patch_id relevant patchid.stable=false
'
test_expect_success '--unstable overrides patchid.stable = true' '
test_config patchid.stable true &&
test_patch_id relevant patchid.stable=true--unstable --unstable
'
test_expect_success '--stable overrides patchid.stable = false' '
test_config patchid.stable false &&
test_patch_id irrelevant patchid.stable=false--stable --stable
'
test_expect_success 'patch-id supports git-format-patch MIME output' '
get_patch_id main &&
git checkout same &&
git format-patch -1 --attach --stdout | calc_patch_id same &&
test_cmp patch-id_main patch-id_same
'
test_expect_success 'patch-id respects config from subdir' '
test_config patchid.stable true &&
mkdir subdir &&
# copy these because test_patch_id() looks for them in
# the current directory
cp bar-then-foo foo-then-bar subdir &&
(
cd subdir &&
test_patch_id irrelevant patchid.stable=true
)
'
cat >nonl <<\EOF
diff --git i/a w/a
index e69de29..2e65efe 100644
--- i/a
+++ w/a
@@ -0,0 +1 @@
+a
\ No newline at end of file
diff --git i/b w/b
index e69de29..6178079 100644
--- i/b
+++ w/b
@@ -0,0 +1 @@
+b
EOF
cat >withnl <<\EOF
diff --git i/a w/a
index e69de29..7898192 100644
--- i/a
+++ w/a
@@ -0,0 +1 @@
+a
diff --git i/b w/b
index e69de29..6178079 100644
--- i/b
+++ w/b
@@ -0,0 +1 @@
+b
EOF
test_expect_success 'patch-id handles no-nl-at-eof markers' '
cat nonl | calc_patch_id nonl &&
cat withnl | calc_patch_id withnl &&
test_cmp patch-id_nonl patch-id_withnl
'
test_done
|
