test-lib: add in-shell "env" replacement

diff --git a/t/t7406-submodule-update.sh b/t/t7406-submodule-update.sh
index dda3929d99aea3ea30d30b5715532fe6184d5259..e5af4b497646944d0c116f68de5b05bd6dfd7445 100755 (executable)
--- a/t/t7406-submodule-update.sh
+++ b/t/t7406-submodule-update.sh
@@ -14,8 +14,8 @@ submodule and "git submodule update --rebase/--merge" does not detach the HEAD.
 
 compare_head()
 {
-    sha_master=`git rev-list --max-count=1 master`
-    sha_head=`git rev-list --max-count=1 HEAD`
+    sha_master=$(git rev-list --max-count=1 master)
+    sha_head=$(git rev-list --max-count=1 HEAD)
 
     test "$sha_master" = "$sha_head"
 }
@@ -63,6 +63,10 @@ test_expect_success 'setup a submodule tree' '
         git submodule add ../none none &&
         test_tick &&
         git commit -m "none"
+       ) &&
+       git clone . recursivesuper &&
+       ( cd recursivesuper
+        git submodule add ../super super
        )
 '
 
@@ -95,6 +99,35 @@ test_expect_success 'submodule update from subdirectory' '
        )
 '
 
+supersha1=$(git -C super rev-parse HEAD)
+mergingsha1=$(git -C super/merging rev-parse HEAD)
+nonesha1=$(git -C super/none rev-parse HEAD)
+rebasingsha1=$(git -C super/rebasing rev-parse HEAD)
+submodulesha1=$(git -C super/submodule rev-parse HEAD)
+pwd=$(pwd)
+
+cat <<EOF >expect
+Submodule path '../super': checked out '$supersha1'
+Submodule 'merging' ($pwd/merging) registered for path '../super/merging'
+Submodule 'none' ($pwd/none) registered for path '../super/none'
+Submodule 'rebasing' ($pwd/rebasing) registered for path '../super/rebasing'
+Submodule 'submodule' ($pwd/submodule) registered for path '../super/submodule'
+Submodule path '../super/merging': checked out '$mergingsha1'
+Submodule path '../super/none': checked out '$nonesha1'
+Submodule path '../super/rebasing': checked out '$rebasingsha1'
+Submodule path '../super/submodule': checked out '$submodulesha1'
+EOF
+
+test_expect_success 'submodule update --init --recursive from subdirectory' '
+       git -C recursivesuper/super reset --hard HEAD^ &&
+       (cd recursivesuper &&
+        mkdir tmp &&
+        cd tmp &&
+        git submodule update --init --recursive ../super >../../actual
+       ) &&
+       test_cmp expect actual
+'
+
 apos="'";
 test_expect_success 'submodule update does not fetch already present commits' '
        (cd submodule &&
@@ -311,16 +344,59 @@ test_expect_success 'submodule update - command in .git/config' '
        )
 '
 
+cat << EOF >expect
+Execution of 'false $submodulesha1' failed in submodule path 'submodule'
+EOF
+
 test_expect_success 'submodule update - command in .git/config catches failure' '
        (cd super &&
         git config submodule.submodule.update "!false"
        ) &&
        (cd super/submodule &&
-         git reset --hard HEAD^
+         git reset --hard $submodulesha1^
        ) &&
        (cd super &&
-        test_must_fail git submodule update submodule
-       )
+        test_must_fail git submodule update submodule 2>../actual
+       ) &&
+       test_cmp actual expect
+'
+
+cat << EOF >expect
+Execution of 'false $submodulesha1' failed in submodule path '../submodule'
+EOF
+
+test_expect_success 'submodule update - command in .git/config catches failure -- subdirectory' '
+       (cd super &&
+        git config submodule.submodule.update "!false"
+       ) &&
+       (cd super/submodule &&
+         git reset --hard $submodulesha1^
+       ) &&
+       (cd super &&
+        mkdir tmp && cd tmp &&
+        test_must_fail git submodule update ../submodule 2>../../actual
+       ) &&
+       test_cmp actual expect
+'
+
+cat << EOF >expect
+Execution of 'false $submodulesha1' failed in submodule path '../super/submodule'
+Failed to recurse into submodule path '../super'
+EOF
+
+test_expect_success 'recursive submodule update - command in .git/config catches failure -- subdirectory' '
+       (cd recursivesuper &&
+        git submodule update --remote super &&
+        git add super &&
+        git commit -m "update to latest to have more than one commit in submodules"
+       ) &&
+       git -C recursivesuper/super config submodule.submodule.update "!false" &&
+       git -C recursivesuper/super/submodule reset --hard $submodulesha1^ &&
+       (cd recursivesuper &&
+        mkdir -p tmp && cd tmp &&
+        test_must_fail git submodule update --recursive ../super 2>../../actual
+       ) &&
+       test_cmp actual expect
 '
 
 test_expect_success 'submodule init does not copy command into .git/config' '