add-interactive: handle deletion of empty files

diff --git a/t/t3900-i18n-commit.sh b/t/t3900-i18n-commit.sh
index f31353323b92d6422f685ceb544c81760714500f..256c4c970145aa9f59e58ee1b0da4c6281b6d9e5 100755 (executable)
--- a/t/t3900-i18n-commit.sh
+++ b/t/t3900-i18n-commit.sh
@@ -9,14 +9,22 @@ test_description='commit and log output encodings'
 
 compare_with () {
        git show -s $1 | sed -e '1,/^$/d' -e 's/^    //' >current &&
-       test_cmp current "$2"
+       case "$3" in
+       '')
+               test_cmp "$2" current ;;
+       ?*)
+               iconv -f "$3" -t UTF-8 >current.utf8 <current &&
+               iconv -f "$3" -t UTF-8 >expect.utf8 <"$2" &&
+               test_cmp expect.utf8 current.utf8
+               ;;
+       esac
 }
 
 test_expect_success setup '
        : >F &&
        git add F &&
        T=$(git write-tree) &&
-       C=$(git commit-tree $T <../t3900/1-UTF-8.txt) &&
+       C=$(git commit-tree $T <"$TEST_DIRECTORY"/t3900/1-UTF-8.txt) &&
        git update-ref HEAD $C &&
        git tag C0
 '
@@ -26,17 +34,17 @@ test_expect_success 'no encoding header for base case' '
        test z = "z$E"
 '
 
-for H in ISO-8859-1 EUCJP ISO-2022-JP
+for H in ISO8859-1 eucJP ISO-2022-JP
 do
        test_expect_success "$H setup" '
                git config i18n.commitencoding $H &&
                git checkout -b $H C0 &&
                echo $H >F &&
-               git commit -a -F ../t3900/$H.txt
+               git commit -a -F "$TEST_DIRECTORY"/t3900/$H.txt
        '
 done
 
-for H in ISO-8859-1 EUCJP ISO-2022-JP
+for H in ISO8859-1 eucJP ISO-2022-JP
 do
        test_expect_success "check encoding header for $H" '
                E=$(git cat-file commit '$H' | sed -ne "s/^encoding //p") &&
@@ -53,17 +61,17 @@ test_expect_success 'config to remove customization' '
        else
                test z = "z$Z"
        fi &&
-       git config i18n.commitencoding utf-8
+       git config i18n.commitencoding UTF-8
 '
 
-test_expect_success 'ISO-8859-1 should be shown in UTF-8 now' '
-       compare_with ISO-8859-1 ../t3900/1-UTF-8.txt
+test_expect_success 'ISO8859-1 should be shown in UTF-8 now' '
+       compare_with ISO8859-1 "$TEST_DIRECTORY"/t3900/1-UTF-8.txt
 '
 
-for H in EUCJP ISO-2022-JP
+for H in eucJP ISO-2022-JP
 do
        test_expect_success "$H should be shown in UTF-8 now" '
-               compare_with '$H' ../t3900/2-UTF-8.txt
+               compare_with '$H' "$TEST_DIRECTORY"/t3900/2-UTF-8.txt
        '
 done
 
@@ -78,44 +86,50 @@ test_expect_success 'config to add customization' '
        fi
 '
 
-for H in ISO-8859-1 EUCJP ISO-2022-JP
+for H in ISO8859-1 eucJP ISO-2022-JP
 do
        test_expect_success "$H should be shown in itself now" '
                git config i18n.commitencoding '$H' &&
-               compare_with '$H' ../t3900/'$H'.txt
+               compare_with '$H' "$TEST_DIRECTORY"/t3900/'$H'.txt
        '
 done
 
 test_expect_success 'config to tweak customization' '
-       git config i18n.logoutputencoding utf-8
+       git config i18n.logoutputencoding UTF-8
 '
 
-test_expect_success 'ISO-8859-1 should be shown in UTF-8 now' '
-       compare_with ISO-8859-1 ../t3900/1-UTF-8.txt
+test_expect_success 'ISO8859-1 should be shown in UTF-8 now' '
+       compare_with ISO8859-1 "$TEST_DIRECTORY"/t3900/1-UTF-8.txt
 '
 
-for H in EUCJP ISO-2022-JP
+for H in eucJP ISO-2022-JP
 do
        test_expect_success "$H should be shown in UTF-8 now" '
-               compare_with '$H' ../t3900/2-UTF-8.txt
+               compare_with '$H' "$TEST_DIRECTORY"/t3900/2-UTF-8.txt
        '
 done
 
-for J in EUCJP ISO-2022-JP
+for J in eucJP ISO-2022-JP
 do
+       if test "$J" = ISO-2022-JP
+       then
+               ICONV=$J
+       else
+               ICONV=
+       fi
        git config i18n.logoutputencoding $J
-       for H in EUCJP ISO-2022-JP
+       for H in eucJP ISO-2022-JP
        do
                test_expect_success "$H should be shown in $J now" '
-                       compare_with '$H' ../t3900/'$J'.txt
+                       compare_with '$H' "$TEST_DIRECTORY"/t3900/'$J'.txt $ICONV
                '
        done
 done
 
-for H in ISO-8859-1 EUCJP ISO-2022-JP
+for H in ISO8859-1 eucJP ISO-2022-JP
 do
        test_expect_success "No conversion with $H" '
-               compare_with "--encoding=none '$H'" ../t3900/'$H'.txt
+               compare_with "--encoding=none '$H'" "$TEST_DIRECTORY"/t3900/'$H'.txt
        '
 done