rev-parse: add test script for "--verify"

diff --git a/t/test-lib.sh b/t/test-lib.sh
index c0c5e21adfebba8fc82a0d5308eb04c59c33aece..7c2a8ba77d312c3196767969a39687bfb12f74c9 100644 (file)
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -3,12 +3,16 @@
 # Copyright (c) 2005 Junio C Hamano
 #
 
+# Keep the original TERM for say_color
+ORIGINAL_TERM=$TERM
+
 # For repeatability, reset the environment to known value.
 LANG=C
 LC_ALL=C
 PAGER=cat
 TZ=UTC
-export LANG LC_ALL PAGER TZ
+TERM=dumb
+export LANG LC_ALL PAGER TERM TZ
 EDITOR=:
 VISUAL=:
 unset GIT_EDITOR
@@ -38,6 +42,7 @@ export GIT_MERGE_VERBOSITY
 export GIT_AUTHOR_EMAIL GIT_AUTHOR_NAME
 export GIT_COMMITTER_EMAIL GIT_COMMITTER_NAME
 export EDITOR VISUAL
+GIT_TEST_CMP=${GIT_TEST_CMP:-diff -u}
 
 # Protect ourselves from common misconfiguration to export
 # CDPATH into the environment
@@ -58,12 +63,14 @@ esac
 # This test checks if command xyzzy does the right thing...
 # '
 # . ./test-lib.sh
-
-[ "x$TERM" != "xdumb" ] &&
-       [ -t 1 ] &&
-       tput bold >/dev/null 2>&1 &&
-       tput setaf 1 >/dev/null 2>&1 &&
-       tput sgr0 >/dev/null 2>&1 &&
+[ "x$ORIGINAL_TERM" != "xdumb" ] && (
+               TERM=$ORIGINAL_TERM &&
+               export TERM &&
+               [ -t 1 ] &&
+               tput bold >/dev/null 2>&1 &&
+               tput setaf 1 >/dev/null 2>&1 &&
+               tput sgr0 >/dev/null 2>&1
+       ) &&
        color=t
 
 while test "$#" -ne 0
@@ -80,7 +87,7 @@ do
        -q|--q|--qu|--qui|--quie|--quiet)
                quiet=t; shift ;;
        --no-color)
-           color=; shift ;;
+               color=; shift ;;
        --no-python)
                # noop now...
                shift ;;
@@ -91,6 +98,9 @@ done
 
 if test -n "$color"; then
        say_color () {
+               (
+               TERM=$ORIGINAL_TERM
+               export TERM
                case "$1" in
                        error) tput bold; tput setaf 1;; # bold red
                        skip)  tput bold; tput setaf 2;; # bold green
@@ -101,6 +111,7 @@ if test -n "$color"; then
                shift
                echo "* $*"
                tput sgr0
+               )
        }
 else
        say_color() {
@@ -139,8 +150,15 @@ fi
 
 test_failure=0
 test_count=0
+test_fixed=0
+test_broken=0
+
+die () {
+       echo >&5 "FATAL: Unexpected exit with code $?"
+       exit 1
+}
 
-trap 'echo >&5 "FATAL: Unexpected exit with code $?"; exit 1' exit
+trap 'die' exit
 
 test_tick () {
        if test -z "${test_tick+set}"
@@ -171,6 +189,17 @@ test_failure_ () {
        test "$immediate" = "" || { trap - exit; exit 1; }
 }
 
+test_known_broken_ok_ () {
+       test_count=$(expr "$test_count" + 1)
+       test_fixed=$(($test_fixed+1))
+       say_color "" "  FIXED $test_count: $@"
+}
+
+test_known_broken_failure_ () {
+       test_count=$(expr "$test_count" + 1)
+       test_broken=$(($test_broken+1))
+       say_color skip "  still broken $test_count: $@"
+}
 
 test_debug () {
        test "$debug" = "" || eval "$1"
@@ -211,13 +240,13 @@ test_expect_failure () {
        error "bug in the test script: not 2 parameters to test-expect-failure"
        if ! test_skip "$@"
        then
-               say >&3 "expecting failure: $2"
+               say >&3 "checking known breakage: $2"
                test_run_ "$2"
-               if [ "$?" = 0 -a "$eval_ret" != 0 -a "$eval_ret" -lt 129 ]
+               if [ "$?" = 0 -a "$eval_ret" = 0 ]
                then
-                       test_ok_ "$1"
+                       test_known_broken_ok_ "$1"
                else
-                       test_failure_ "$@"
+                   test_known_broken_failure_ "$1"
                fi
        fi
        echo >&3 ""
@@ -271,7 +300,24 @@ test_expect_code () {
 
 test_must_fail () {
        "$@"
-       test $? -gt 0 -a $? -le 128
+       test $? -gt 0 -a $? -le 129
+}
+
+# test_cmp is a helper function to compare actual and expected output.
+# You can use it like:
+#
+#      test_expect_success 'foo works' '
+#              echo expected >expected &&
+#              foo >actual &&
+#              test_cmp expected actual
+#      '
+#
+# This could be written as either "cmp" or "diff -u", but:
+# - cmp's output is not nearly as easy to read as diff -u
+# - not all diff versions understand "-u"
+
+test_cmp() {
+       $GIT_TEST_CMP "$@"
 }
 
 # Most tests can use the created repository, but some may need to create more.
@@ -291,6 +337,18 @@ test_create_repo () {
 
 test_done () {
        trap - exit
+
+       if test "$test_fixed" != 0
+       then
+               say_color pass "fixed $test_fixed known breakage(s)"
+       fi
+       if test "$test_broken" != 0
+       then
+               say_color error "still have $test_broken known breakage(s)"
+               msg="remaining $(($test_count-$test_broken)) test(s)"
+       else
+               msg="$test_count test(s)"
+       fi
        case "$test_failure" in
        0)
                # We could:
@@ -301,11 +359,11 @@ test_done () {
                # The Makefile provided will clean this test area so
                # we will leave things as they are.
 
-               say_color pass "passed all $test_count test(s)"
+               say_color pass "passed all $msg"
                exit 0 ;;
 
        *)
-               say_color error "failed $test_failure among $test_count test(s)"
+               say_color error "failed $test_failure among $msg"
                exit 1 ;;
 
        esac
@@ -316,8 +374,11 @@ test_done () {
 PATH=$(pwd)/..:$PATH
 GIT_EXEC_PATH=$(pwd)/..
 GIT_TEMPLATE_DIR=$(pwd)/../templates/blt
-GIT_CONFIG=.git/config
-export PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR GIT_CONFIG
+unset GIT_CONFIG
+unset GIT_CONFIG_LOCAL
+GIT_CONFIG_NOSYSTEM=1
+GIT_CONFIG_NOGLOBAL=1
+export PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR GIT_CONFIG_NOSYSTEM GIT_CONFIG_NOGLOBAL
 
 GITPERLLIB=$(pwd)/../perl/blib/lib:$(pwd)/../perl/blib/arch/auto/Git
 export GITPERLLIB
@@ -331,9 +392,16 @@ if ! test -x ../test-chmtime; then
        exit 1
 fi
 
+. ../GIT-BUILD-OPTIONS
+
 # Test repository
 test=trash
-rm -fr "$test"
+rm -fr "$test" || {
+       trap - exit
+       echo >&5 "FATAL: Cannot prepare test area"
+       exit 1
+}
+
 test_create_repo $test
 cd "$test"