Sync with 2.10.1

diff --git a/t/t7810-grep.sh b/t/t7810-grep.sh
index 1e72971a165efc127e6bda24fb0e4a3852d3c543..de2405ccba29016d2b83e16482bcfcbe70429e46 100755 (executable)
--- a/t/t7810-grep.sh
+++ b/t/t7810-grep.sh
@@ -9,7 +9,9 @@ test_description='git grep various.
 . ./test-lib.sh
 
 cat >hello.c <<EOF
+#include <assert.h>
 #include <stdio.h>
+
 int main(int argc, const char **argv)
 {
        printf("Hello world.\n");
@@ -175,7 +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" '
                {
@@ -353,7 +355,7 @@ test_expect_success 'grep -l -C' '
 cat >expected <<EOF
 file:5
 EOF
-test_expect_success 'grep -l -C' '
+test_expect_success 'grep -c -C' '
        git grep -c -C1 foo >actual &&
        test_cmp expected actual
 '
@@ -579,7 +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
 '
@@ -715,6 +717,7 @@ test_expect_success 'grep -p' '
 
 cat >expected <<EOF
 hello.c-#include <stdio.h>
+hello.c-
 hello.c=int main(int argc, const char **argv)
 hello.c-{
 hello.c-       printf("Hello world.\n");
@@ -740,6 +743,16 @@ test_expect_success 'grep -W' '
        test_cmp expected actual
 '
 
+cat >expected <<EOF
+hello.c-#include <assert.h>
+hello.c:#include <stdio.h>
+EOF
+
+test_expect_success 'grep -W shows no trailing empty lines' '
+       git grep -W stdio >actual &&
+       test_cmp expected actual
+'
+
 cat >expected <<EOF
 hello.c=       printf("Hello world.\n");
 hello.c:       return 0;
@@ -1232,8 +1245,8 @@ test_expect_success 'grep --heading' '
 
 cat >expected <<EOF
 <BOLD;GREEN>hello.c<RESET>
-2:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
-6:     /* <BLACK;BYELLOW>char<RESET> ?? */
+4:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
+8:     /* <BLACK;BYELLOW>char<RESET> ?? */
 
 <BOLD;GREEN>hello_world<RESET>
 3:Hel<BLACK;BYELLOW>lo_w<RESET>orld
@@ -1340,7 +1353,7 @@ test_expect_success 'grep --color -e A --and --not -e B with context' '
 '
 
 cat >expected <<EOF
-hello.c-#include <stdio.h>
+hello.c-
 hello.c=int main(int argc, const char **argv)
 hello.c-{
 hello.c:       pr<RED>int<RESET>f("<RED>Hello<RESET> world.\n");
@@ -1364,4 +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