test_terminal: ensure redirections work reliably

diff --git a/t/t7810-grep.sh b/t/t7810-grep.sh
index e249c3ed4176b4934ae57541ab8b671801968eae..50658845ca8769e963cfc13b20efb892f1f63cc0 100755 (executable)
--- a/t/t7810-grep.sh
+++ b/t/t7810-grep.sh
@@ -60,12 +60,12 @@ do
                        echo ${HC}file:5:foo_mmap bar mmap baz
                } >expected &&
                git grep -n -w -e mmap $H >actual &&
-               diff expected actual
+               test_cmp expected actual
        '
 
        test_expect_success "grep -w $L (w)" '
                : >expected &&
-               ! git grep -n -w -e "^w" >actual &&
+               test_must_fail git grep -n -w -e "^w" >actual &&
                test_cmp expected actual
        '
 
@@ -74,7 +74,7 @@ do
                        echo ${HC}x:1:x x xx x
                } >expected &&
                git grep -n -w -e "x xx* x" $H >actual &&
-               diff expected actual
+               test_cmp expected actual
        '
 
        test_expect_success "grep -w $L (y-1)" '
@@ -82,7 +82,7 @@ do
                        echo ${HC}y:1:y yy
                } >expected &&
                git grep -n -w -e "^y" $H >actual &&
-               diff expected actual
+               test_cmp expected actual
        '
 
        test_expect_success "grep -w $L (y-2)" '
@@ -93,7 +93,7 @@ do
                        cat actual
                        false
                else
-                       diff expected actual
+                       test_cmp expected actual
                fi
        '
 
@@ -105,14 +105,14 @@ do
                        cat actual
                        false
                else
-                       diff expected actual
+                       test_cmp expected actual
                fi
        '
 
        test_expect_success "grep $L (t-1)" '
                echo "${HC}t/t:1:test" >expected &&
                git grep -n -e test $H >actual &&
-               diff expected actual
+               test_cmp expected actual
        '
 
        test_expect_success "grep $L (t-2)" '
@@ -121,7 +121,7 @@ do
                        cd t &&
                        git grep -n -e test $H
                ) >actual &&
-               diff expected actual
+               test_cmp expected actual
        '
 
        test_expect_success "grep $L (t-3)" '
@@ -130,7 +130,7 @@ do
                        cd t &&
                        git grep --full-name -n -e test $H
                ) >actual &&
-               diff expected actual
+               test_cmp expected actual
        '
 
        test_expect_success "grep -c $L (no /dev/null)" '
@@ -324,8 +324,13 @@ test_expect_success 'log grep setup' '
 
        echo a >>file &&
        test_tick &&
-       git commit -a -m "third"
+       git commit -a -m "third" &&
 
+       echo a >>file &&
+       test_tick &&
+       GIT_AUTHOR_NAME="Night Fall" \
+       GIT_AUTHOR_EMAIL="nitfol@frobozz.com" \
+       git commit -a -m "fourth"
 '
 
 test_expect_success 'log grep (1)' '
@@ -372,6 +377,28 @@ test_expect_success 'log --grep --author implicitly uses all-match' '
        test_cmp expect actual
 '
 
+test_expect_success 'log with multiple --author uses union' '
+       git log --author="Thor" --author="Aster" --format=%s >actual &&
+       {
+           echo third && echo second && echo initial
+       } >expect &&
+       test_cmp expect actual
+'
+
+test_expect_success 'log with --grep and multiple --author uses all-match' '
+       git log --author="Thor" --author="Night" --grep=i --format=%s >actual &&
+       {
+           echo third && echo initial
+       } >expect &&
+       test_cmp expect actual
+'
+
+test_expect_success 'log with --grep and multiple --author uses all-match' '
+       git log --author="Thor" --author="Night" --grep=q --format=%s >actual &&
+       >expect &&
+       test_cmp expect actual
+'
+
 test_expect_success 'grep with CE_VALID file' '
        git update-index --assume-unchanged t/t &&
        rm t/t &&