revision: new rev^-n shorthand for rev^n..rev

diff --git a/t/t7810-grep.sh b/t/t7810-grep.sh
index bd8ea1191f1092ed7662c2258b82c156de7defce..de2405ccba29016d2b83e16482bcfcbe70429e46 100755 (executable)
--- a/t/t7810-grep.sh
+++ b/t/t7810-grep.sh
@@ -177,7 +177,7 @@ do
 
        test_expect_success "grep -c $L (no /dev/null)" '
                ! git grep -c test $H | grep /dev/null
-        '
+       '
 
        test_expect_success "grep --max-depth -1 $L" '
                {
@@ -581,7 +581,7 @@ test_expect_success 'log grep (9)' '
 '
 
 test_expect_success 'log grep (9)' '
-       git log -g --grep-reflog="commit: third" --author="non-existant" --pretty=tformat:%s >actual &&
+       git log -g --grep-reflog="commit: third" --author="non-existent" --pretty=tformat:%s >actual &&
        : >expect &&
        test_cmp expect actual
 '
@@ -1377,4 +1377,62 @@ test_expect_success 'grep --color -e A --and -e B -p with context' '
        test_cmp expected actual
 '
 
+test_expect_success 'grep can find things only in the work tree' '
+       : >work-tree-only &&
+       git add work-tree-only &&
+       test_when_finished "git rm -f work-tree-only" &&
+       echo "find in work tree" >work-tree-only &&
+       git grep --quiet "find in work tree" &&
+       test_must_fail git grep --quiet --cached "find in work tree" &&
+       test_must_fail git grep --quiet "find in work tree" HEAD
+'
+
+test_expect_success 'grep can find things only in the work tree (i-t-a)' '
+       echo "intend to add this" >intend-to-add &&
+       git add -N intend-to-add &&
+       test_when_finished "git rm -f intend-to-add" &&
+       git grep --quiet "intend to add this" &&
+       test_must_fail git grep --quiet --cached "intend to add this" &&
+       test_must_fail git grep --quiet "intend to add this" HEAD
+'
+
+test_expect_success 'grep does not search work tree with assume unchanged' '
+       echo "intend to add this" >intend-to-add &&
+       git add -N intend-to-add &&
+       git update-index --assume-unchanged intend-to-add &&
+       test_when_finished "git rm -f intend-to-add" &&
+       test_must_fail git grep --quiet "intend to add this" &&
+       test_must_fail git grep --quiet --cached "intend to add this" &&
+       test_must_fail git grep --quiet "intend to add this" HEAD
+'
+
+test_expect_success 'grep can find things only in the index' '
+       echo "only in the index" >cache-this &&
+       git add cache-this &&
+       rm cache-this &&
+       test_when_finished "git rm --cached cache-this" &&
+       test_must_fail git grep --quiet "only in the index" &&
+       git grep --quiet --cached "only in the index" &&
+       test_must_fail git grep --quiet "only in the index" HEAD
+'
+
+test_expect_success 'grep does not report i-t-a with -L --cached' '
+       echo "intend to add this" >intend-to-add &&
+       git add -N intend-to-add &&
+       test_when_finished "git rm -f intend-to-add" &&
+       git ls-files | grep -v "^intend-to-add\$" >expected &&
+       git grep -L --cached "nonexistent_string" >actual &&
+       test_cmp expected actual
+'
+
+test_expect_success 'grep does not report i-t-a and assume unchanged with -L' '
+       echo "intend to add this" >intend-to-add-assume-unchanged &&
+       git add -N intend-to-add-assume-unchanged &&
+       test_when_finished "git rm -f intend-to-add-assume-unchanged" &&
+       git update-index --assume-unchanged intend-to-add-assume-unchanged &&
+       git ls-files | grep -v "^intend-to-add-assume-unchanged\$" >expected &&
+       git grep -L "nonexistent_string" >actual &&
+       test_cmp expected actual
+'
+
 test_done