t4204-patch-id.sh
#!/bin/sh
test_description='git patch-id'
. ./test-lib.sh
test_expect_success 'setup' '
test_commit initial foo a &&
test_commit first foo b &&
git checkout -b same HEAD^ &&
test_commit same-msg foo b &&
git checkout -b notsame HEAD^ &&
test_commit notsame-msg foo c
'
test_expect_success 'patch-id output is well-formed' '
git log -p -1 | git patch-id > output &&
grep "^[a-f0-9]\{40\} $(git rev-parse HEAD)$" output
'
calc_patch_id () {
git patch-id |
sed "s# .*##" > patch-id_"$1"
}
get_patch_id () {
git log -p -1 "$1" | git patch-id |
sed "s# .*##" > patch-id_"$1"
}
test_expect_success 'patch-id detects equality' '
get_patch_id master &&
get_patch_id same &&
test_cmp patch-id_master patch-id_same
'
test_expect_success 'patch-id detects inequality' '
get_patch_id master &&
get_patch_id notsame &&
! test_cmp patch-id_master patch-id_notsame
'
test_expect_success 'patch-id supports git-format-patch output' '
get_patch_id master &&
git checkout same &&
git format-patch -1 --stdout | calc_patch_id same &&
test_cmp patch-id_master 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 master &&
git checkout same &&
git format-patch -1 --stdout | sed "s/ \$//" | calc_patch_id same &&
test_cmp patch-id_master patch-id_same
'
test_expect_success 'patch-id supports git-format-patch MIME output' '
get_patch_id master &&
git checkout same &&
git format-patch -1 --attach --stdout | calc_patch_id same &&
test_cmp patch-id_master patch-id_same
'
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