. ./test-lib.sh
-#
-# Test setup:
-# -create a repository in directory init
-# -add a couple of files
-# -add directory init to 'superproject', this creates a DIRLINK entry
-# -add a couple of regular files to enable testing of submodule filtering
-# -mv init subrepo
-# -add an entry to .gitmodules for submodule 'example'
-#
-test_expect_success 'Prepare submodule testing' '
- : > t &&
+test_expect_success 'setup - initial commit' '
+ >t &&
git add t &&
git commit -m "initial commit" &&
- git branch initial HEAD &&
+ git branch initial
+'
+
+test_expect_success 'setup - repository in init subdirectory' '
mkdir init &&
- cd init &&
- git init &&
- echo a >a &&
- git add a &&
- git commit -m "submodule commit 1" &&
- git tag -a -m "rev-1" rev-1 &&
- rev1=$(git rev-parse HEAD) &&
- if test -z "$rev1"
- then
- echo "[OOPS] submodule git rev-parse returned nothing"
- false
- fi &&
- cd .. &&
+ (
+ cd init &&
+ git init &&
+ echo a >a &&
+ git add a &&
+ git commit -m "submodule commit 1" &&
+ git tag -a -m "rev-1" rev-1
+ )
+'
+
+test_expect_success 'setup - commit with gitlink' '
echo a >a &&
echo z >z &&
git add a init z &&
- git commit -m "super commit 1" &&
- mv init .subrepo &&
- GIT_CONFIG=.gitmodules git config submodule.example.url git://example.com/init.git
+ git commit -m "super commit 1"
+'
+
+test_expect_success 'setup - hide init subdirectory' '
+ mv init .subrepo
+'
+
+test_expect_success 'setup - repository to add submodules to' '
+ git init addtest
'
-test_expect_success 'Prepare submodule add testing' '
- submodurl=$(pwd)
+# The 'submodule add' tests need some repository to add as a submodule.
+# The trash directory is a good one as any.
+submodurl=$TRASH_DIRECTORY
+
+listbranches() {
+ git for-each-ref --format='%(refname)' 'refs/heads/*'
+}
+
+inspect() {
+ dir=$1 &&
+ dotdot="${2:-..}" &&
+
(
- mkdir addtest &&
- cd addtest &&
- git init
+ cd "$dir" &&
+ listbranches >"$dotdot/heads" &&
+ { git symbolic-ref HEAD || :; } >"$dotdot/head" &&
+ git rev-parse HEAD >"$dotdot/head-sha1" &&
+ git update-index --refresh &&
+ git diff-files --exit-code &&
+ git clean -n -d -x >"$dotdot/untracked"
)
-'
+}
test_expect_success 'submodule add' '
+ echo "refs/heads/master" >expect &&
+ >empty &&
+
(
cd addtest &&
git submodule add "$submodurl" submod &&
git submodule init
- )
+ ) &&
+
+ rm -f heads head untracked &&
+ inspect addtest/submod ../.. &&
+ test_cmp expect heads &&
+ test_cmp expect head &&
+ test_cmp empty untracked
'
test_expect_success 'submodule add --branch' '
+ echo "refs/heads/initial" >expect-head &&
+ cat <<-\EOF >expect-heads &&
+ refs/heads/initial
+ refs/heads/master
+ EOF
+ >empty &&
+
(
cd addtest &&
git submodule add -b initial "$submodurl" submod-branch &&
- git submodule init &&
- cd submod-branch &&
- git branch | grep initial
- )
+ git submodule init
+ ) &&
+
+ rm -f heads head untracked &&
+ inspect addtest/submod-branch ../.. &&
+ test_cmp expect-heads heads &&
+ test_cmp expect-head head &&
+ test_cmp empty untracked
'
test_expect_success 'submodule add with ./ in path' '
+ echo "refs/heads/master" >expect &&
+ >empty &&
+
(
cd addtest &&
git submodule add "$submodurl" ././dotsubmod/./frotz/./ &&
git submodule init
- )
+ ) &&
+
+ rm -f heads head untracked &&
+ inspect addtest/dotsubmod/frotz ../../.. &&
+ test_cmp expect heads &&
+ test_cmp expect head &&
+ test_cmp empty untracked
'
test_expect_success 'submodule add with // in path' '
+ echo "refs/heads/master" >expect &&
+ >empty &&
+
(
cd addtest &&
git submodule add "$submodurl" slashslashsubmod///frotz// &&
git submodule init
- )
+ ) &&
+
+ rm -f heads head untracked &&
+ inspect addtest/slashslashsubmod/frotz ../../.. &&
+ test_cmp expect heads &&
+ test_cmp expect head &&
+ test_cmp empty untracked
'
test_expect_success 'submodule add with /.. in path' '
+ echo "refs/heads/master" >expect &&
+ >empty &&
+
(
cd addtest &&
git submodule add "$submodurl" dotdotsubmod/../realsubmod/frotz/.. &&
git submodule init
- )
+ ) &&
+
+ rm -f heads head untracked &&
+ inspect addtest/realsubmod ../.. &&
+ test_cmp expect heads &&
+ test_cmp expect head &&
+ test_cmp empty untracked
'
test_expect_success 'submodule add with ./, /.. and // in path' '
+ echo "refs/heads/master" >expect &&
+ >empty &&
+
(
cd addtest &&
git submodule add "$submodurl" dot/dotslashsubmod/./../..////realsubmod2/a/b/c/d/../../../../frotz//.. &&
git submodule init
- )
+ ) &&
+
+ rm -f heads head untracked &&
+ inspect addtest/realsubmod2 ../.. &&
+ test_cmp expect heads &&
+ test_cmp expect head &&
+ test_cmp empty untracked
+'
+
+test_expect_success 'setup - add an example entry to .gitmodules' '
+ GIT_CONFIG=.gitmodules \
+ git config submodule.example.url git://example.com/init.git
'
test_expect_success 'status should fail for unmapped paths' '
- if git submodule status
- then
- echo "[OOPS] submodule status succeeded"
- false
- elif ! GIT_CONFIG=.gitmodules git config submodule.example.path init
- then
- echo "[OOPS] git config failed to update .gitmodules"
- false
- fi
+ test_must_fail git submodule status
+'
+
+test_expect_success 'setup - map path in .gitmodules' '
+ cat <<\EOF >expect &&
+[submodule "example"]
+ url = git://example.com/init.git
+ path = init
+EOF
+
+ GIT_CONFIG=.gitmodules git config submodule.example.path init &&
+
+ test_cmp expect .gitmodules
'
test_expect_success 'status should only print one line' '
- lines=$(git submodule status | wc -l) &&
- test $lines = 1
+ git submodule status >lines &&
+ test $(wc -l <lines) = 1
+'
+
+test_expect_success 'setup - fetch commit name from submodule' '
+ rev1=$(cd .subrepo && git rev-parse HEAD) &&
+ printf "rev1: %s\n" "$rev1" &&
+ test -n "$rev1"
'
test_expect_success 'status should initially be "missing"' '
- git submodule status | grep "^-$rev1"
+ git submodule status >lines &&
+ grep "^-$rev1" lines
'
test_expect_success 'init should register submodule url in .git/config' '
+ echo git://example.com/init.git >expect &&
+
git submodule init &&
- url=$(git config submodule.example.url) &&
- if test "$url" != "git://example.com/init.git"
- then
- echo "[OOPS] init succeeded but submodule url is wrong"
- false
- elif test_must_fail git config submodule.example.url ./.subrepo
- then
- echo "[OOPS] init succeeded but update of url failed"
- false
- fi
+ git config submodule.example.url >url &&
+ git config submodule.example.url ./.subrepo &&
+
+ test_cmp expect url
'
test_expect_success 'update should fail when path is used by a file' '
+ echo hello >expect &&
+
echo "hello" >init &&
- if git submodule update
- then
- echo "[OOPS] update should have failed"
- false
- elif test "$(cat init)" != "hello"
- then
- echo "[OOPS] update failed but init file was molested"
- false
- else
- rm init
- fi
+ test_must_fail git submodule update &&
+
+ test_cmp expect init
'
test_expect_success 'update should fail when path is used by a nonempty directory' '
+ echo hello >expect &&
+
+ rm -fr init &&
mkdir init &&
echo "hello" >init/a &&
- if git submodule update
- then
- echo "[OOPS] update should have failed"
- false
- elif test "$(cat init/a)" != "hello"
- then
- echo "[OOPS] update failed but init/a was molested"
- false
- else
- rm init/a
- fi
+
+ test_must_fail git submodule update &&
+
+ test_cmp expect init/a
'
test_expect_success 'update should work when path is an empty dir' '
- rm -rf init &&
+ rm -fr init &&
+ rm -f head-sha1 &&
+ echo "$rev1" >expect &&
+
mkdir init &&
git submodule update &&
- head=$(cd init && git rev-parse HEAD) &&
- if test -z "$head"
- then
- echo "[OOPS] Failed to obtain submodule head"
- false
- elif test "$head" != "$rev1"
- then
- echo "[OOPS] Submodule head is $head but should have been $rev1"
- false
- fi
+
+ inspect init &&
+ test_cmp expect head-sha1
'
test_expect_success 'status should be "up-to-date" after update' '
- git submodule status | grep "^ $rev1"
+ git submodule status >list &&
+ grep "^ $rev1" list
'
test_expect_success 'status should be "modified" after submodule commit' '
- cd init &&
- echo b >b &&
- git add b &&
- git commit -m "submodule commit 2" &&
- rev2=$(git rev-parse HEAD) &&
- cd .. &&
- if test -z "$rev2"
- then
- echo "[OOPS] submodule git rev-parse returned nothing"
- false
- fi &&
- git submodule status | grep "^+$rev2"
+ (
+ cd init &&
+ echo b >b &&
+ git add b &&
+ git commit -m "submodule commit 2"
+ ) &&
+
+ rev2=$(cd init && git rev-parse HEAD) &&
+ test -n "$rev2" &&
+ git submodule status >list &&
+
+ grep "^+$rev2" list
'
test_expect_success 'the --cached sha1 should be rev1' '
- git submodule --cached status | grep "^+$rev1"
+ git submodule --cached status >list &&
+ grep "^+$rev1" list
'
test_expect_success 'git diff should report the SHA1 of the new submodule commit' '
- git diff | grep "^+Subproject commit $rev2"
+ git diff >diff &&
+ grep "^+Subproject commit $rev2" diff
'
test_expect_success 'update should checkout rev1' '
+ rm -f head-sha1 &&
+ echo "$rev1" >expect &&
+
git submodule update init &&
- head=$(cd init && git rev-parse HEAD) &&
- if test -z "$head"
- then
- echo "[OOPS] submodule git rev-parse returned nothing"
- false
- elif test "$head" != "$rev1"
- then
- echo "[OOPS] init did not checkout correct head"
- false
- fi
+ inspect init &&
+
+ test_cmp expect head-sha1
'
test_expect_success 'status should be "up-to-date" after update' '
- git submodule status | grep "^ $rev1"
+ git submodule status >list &&
+ grep "^ $rev1" list
'
test_expect_success 'checkout superproject with subproject already present' '
'
test_expect_success 'apply submodule diff' '
+ >empty &&
+
git branch second &&
(
cd init &&
git format-patch -1 --stdout >P.diff &&
git checkout second &&
git apply --index P.diff &&
- D=$(git diff --cached master) &&
- test -z "$D"
+
+ git diff --cached master >staged &&
+ test_cmp empty staged
'
test_expect_success 'update --init' '
-
mv init init2 &&
git config -f .gitmodules submodule.example.url "$(pwd)/init2" &&
- git config --remove-section submodule.example
+ git config --remove-section submodule.example &&
+ test_must_fail git config submodule.example.url &&
+
git submodule update init > update.out &&
+ cat update.out &&
grep "not initialized" update.out &&
- test ! -d init/.git &&
+ ! test -d init/.git &&
+
git submodule update --init init &&
test -d init/.git
-
'
test_expect_success 'do not add files from a submodule' '