diff.c: reduce implicit dependency on the_index

diff --git a/t/t7406-submodule-update.sh b/t/t7406-submodule-update.sh
index 686e6a439ec705e681ec7d4e58808e0d51ecd777..10dc91620a69870ab5dac213d032ae5d9938128c 100755 (executable)
--- a/t/t7406-submodule-update.sh
+++ b/t/t7406-submodule-update.sh
@@ -175,7 +175,7 @@ test_expect_success 'submodule update does not fetch already present commits' '
          git submodule update > ../actual 2> ../actual.err
        ) &&
        test_i18ncmp expected actual &&
-       ! test -s actual.err
+       test_must_be_empty actual.err
 '
 
 test_expect_success 'submodule update should fail due to local changes' '
@@ -482,7 +482,8 @@ test_expect_success 'recursive submodule update - command in .git/config catches
 
 test_expect_success 'submodule init does not copy command into .git/config' '
        (cd super &&
-        H=$(git ls-files -s submodule | cut -d" " -f2) &&
+        git ls-files -s submodule >out &&
+        H=$(cut -d" " -f2 out) &&
         mkdir submodule1 &&
         git update-index --add --cacheinfo 160000 $H submodule1 &&
         git config -f .gitmodules submodule.submodule1.path submodule1 &&
@@ -580,9 +581,11 @@ test_expect_success 'submodule update - update=none in .git/config' '
          git checkout master &&
          compare_head
         ) &&
-        git diff --raw | grep "        submodule" &&
+        git diff --name-only >out &&
+        grep ^submodule$ out &&
         git submodule update &&
-        git diff --raw | grep "        submodule" &&
+        git diff --name-only >out &&
+        grep ^submodule$ out &&
         (cd submodule &&
          compare_head
         ) &&
@@ -598,11 +601,13 @@ test_expect_success 'submodule update - update=none in .git/config but --checkou
          git checkout master &&
          compare_head
         ) &&
-        git diff --raw | grep "        submodule" &&
+        git diff --name-only >out &&
+        grep ^submodule$ out &&
         git submodule update --checkout &&
-        test_must_fail git diff --raw \| grep "        submodule" &&
+        git diff --name-only >out &&
+        ! grep ^submodule$ out &&
         (cd submodule &&
-         test_must_fail compare_head
+         ! compare_head
         ) &&
         git config --unset submodule.submodule.update
        )
@@ -616,8 +621,8 @@ test_expect_success 'submodule update --init skips submodule with update=none' '
        git clone super cloned &&
        (cd cloned &&
         git submodule update --init &&
-        test -e submodule/.git &&
-        test_must_fail test -e none/.git
+        test_path_exists submodule/.git &&
+        test_path_is_missing none/.git
        )
 '
 
@@ -886,7 +891,8 @@ test_expect_success 'submodule update properly revives a moved submodule' '
         H=$(git rev-parse --short HEAD) &&
         git commit -am "pre move" &&
         H2=$(git rev-parse --short HEAD) &&
-        git status | sed "s/$H/XXX/" >expect &&
+        git status >out &&
+        sed "s/$H/XXX/" out >expect &&
         H=$(cd submodule2 && git rev-parse HEAD) &&
         git rm --cached submodule2 &&
         rm -rf submodule2 &&
@@ -895,7 +901,8 @@ test_expect_success 'submodule update properly revives a moved submodule' '
         git config -f .gitmodules submodule.submodule2.path "moved/sub module" &&
         git commit -am "post move" &&
         git submodule update &&
-        git status | sed "s/$H2/XXX/" >actual &&
+        git status > out &&
+        sed "s/$H2/XXX/" out >actual &&
         test_cmp expect actual
        )
 '
@@ -913,7 +920,7 @@ test_expect_success SYMLINKS 'submodule update can handle symbolic links in pwd'
 
 test_expect_success 'submodule update clone shallow submodule' '
        test_when_finished "rm -rf super3" &&
-       first=$(git -C cloned submodule status submodule |cut -c2-41) &&
+       first=$(git -C cloned rev-parse HEAD:submodule) &&
        second=$(git -C submodule rev-parse HEAD) &&
        commit_count=$(git -C submodule rev-list --count $first^..$second) &&
        git clone cloned super3 &&
@@ -923,7 +930,8 @@ test_expect_success 'submodule update clone shallow submodule' '
                sed -e "s#url = ../#url = file://$pwd/#" <.gitmodules >.gitmodules.tmp &&
                mv -f .gitmodules.tmp .gitmodules &&
                git submodule update --init --depth=$commit_count &&
-               test 1 = $(git -C submodule log --oneline | wc -l)
+               git -C submodule log --oneline >out &&
+               test_line_count = 1 out
        )
 '
 
@@ -939,7 +947,8 @@ test_expect_success 'submodule update clone shallow submodule outside of depth'
                test_i18ngrep "Direct fetching of that commit failed." actual &&
                git -C ../submodule config uploadpack.allowReachableSHA1InWant true &&
                git submodule update --init --depth=1 >actual &&
-               test 1 = $(git -C submodule log --oneline | wc -l)
+               git -C submodule log --oneline >out &&
+               test_line_count = 1 out
        )
 '