t/test-lib: add an SHA1 prerequisite

diff --git a/t/t7001-mv.sh b/t/t7001-mv.sh
index d4e6485a26eef8985856413a1bf977c95f6ec345..cc3fd2baf2b80817ffc39ab67a988dcf31dbc537 100755 (executable)
--- a/t/t7001-mv.sh
+++ b/t/t7001-mv.sh
@@ -21,8 +21,8 @@ test_expect_success \
 
 test_expect_success \
     'checking the commit' \
-    'git diff-tree -r -M --name-status  HEAD^ HEAD | \
-    grep "^R100..*path0/COPYING..*path1/COPYING"'
+    'git diff-tree -r -M --name-status  HEAD^ HEAD >actual &&
+    grep "^R100..*path0/COPYING..*path1/COPYING" actual'
 
 test_expect_success \
     'moving the file back into subdirectory' \
@@ -35,8 +35,8 @@ test_expect_success \
 
 test_expect_success \
     'checking the commit' \
-    'git diff-tree -r -M --name-status  HEAD^ HEAD | \
-    grep "^R100..*path1/COPYING..*path0/COPYING"'
+    'git diff-tree -r -M --name-status  HEAD^ HEAD >actual &&
+    grep "^R100..*path1/COPYING..*path0/COPYING" actual'
 
 test_expect_success \
     'mv --dry-run does not move file' \
@@ -122,10 +122,9 @@ test_expect_success \
 
 test_expect_success \
     'checking the commit' \
-    'git diff-tree -r -M --name-status  HEAD^ HEAD | \
-     grep "^R100..*path0/COPYING..*path2/COPYING" &&
-     git diff-tree -r -M --name-status  HEAD^ HEAD | \
-     grep "^R100..*path0/README..*path2/README"'
+    'git diff-tree -r -M --name-status  HEAD^ HEAD >actual &&
+     grep "^R100..*path0/COPYING..*path2/COPYING" actual &&
+     grep "^R100..*path0/README..*path2/README" actual'
 
 test_expect_success \
     'succeed when source is a prefix of destination' \
@@ -141,10 +140,9 @@ test_expect_success \
 
 test_expect_success \
     'checking the commit' \
-    'git diff-tree -r -M --name-status  HEAD^ HEAD | \
-     grep "^R100..*path2/COPYING..*path1/path2/COPYING" &&
-     git diff-tree -r -M --name-status  HEAD^ HEAD | \
-     grep "^R100..*path2/README..*path1/path2/README"'
+    'git diff-tree -r -M --name-status  HEAD^ HEAD >actual &&
+     grep "^R100..*path2/COPYING..*path1/path2/COPYING" actual &&
+     grep "^R100..*path2/README..*path1/path2/README" actual'
 
 test_expect_success \
     'do not move directory over existing directory' \
@@ -497,7 +495,7 @@ test_expect_success 'moving a submodule in nested directories' '
        test_cmp expect actual
 '
 
-test_expect_failure 'moving nested submodules' '
+test_expect_success 'moving nested submodules' '
        git commit -am "cleanup commit" &&
        mkdir sub_nested_nested &&
        (cd sub_nested_nested &&