color: allow multiple attributes

In configuration files (and "git config --color" command line), we
supported one and only one attribute after foreground and background
color.  Accept combinations of attributes, e.g.

    [diff.color]
            old = red reverse bold

Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 11 insertions, 4 deletions

diff --git a/t/t4026-color.sh b/t/t4026-color.sh
index b61e5169f4..49eced20e7 100755
--- a/t/t4026-color.sh
+++ b/t/t4026-color.sh
@@ -8,14 +8,13 @@ test_description='Test diff/status color escape codes'
 
 color()
 {
-	git config diff.color.new "$1" &&
-	test "`git config --get-color diff.color.new`" = "$2"
+	actual=$(git config --get-color no.such.slot "$1") &&
+	test "$actual" = "$2"
 }
 
 invalid_color()
 {
-	git config diff.color.new "$1" &&
-	test -z "`git config --get-color diff.color.new 2>/dev/null`"
+	test_must_fail git config --get-color no.such.slot "$1"
 }
 
 test_expect_success 'reset' '
@@ -42,6 +41,14 @@ test_expect_success 'fg bg attr' '
 	color "blue red ul" "[4;34;41m"
 '
 
+test_expect_success 'fg bg attr...' '
+	color "blue bold dim ul blink reverse" "[1;2;4;5;7;34m"
+'
+
+test_expect_success 'long color specification' '
+	color "254 255 bold dim ul blink reverse" "[1;2;4;5;7;38;5;254;48;5;255m"
+'
+
 test_expect_success '256 colors' '
 	color "254 bold 255" "[1;38;5;254;48;5;255m"
 '