Merge branch 'jc/check-attr-honor-working-tree' into maint
[gitweb.git] / t / test-lib.sh
index 657b0bd862b7473b66b2feb378b8985e455e5ac9..1531c241c08f0fad1a8e0789dbed2675b0fe5e56 100644 (file)
@@ -1,4 +1,4 @@
-#!/bin/sh
+# Test framework for git.  See t/README for usage.
 #
 # Copyright (c) 2005 Junio C Hamano
 #
@@ -26,6 +26,10 @@ then
        # outside of t/, e.g. for running tests on the test library
        # itself.
        TEST_DIRECTORY=$(pwd)
+else
+       # ensure that TEST_DIRECTORY is an absolute path so that it
+       # is valid even if the current working directory is changed
+       TEST_DIRECTORY=$(cd "$TEST_DIRECTORY" && pwd) || exit 1
 fi
 if test -z "$TEST_OUTPUT_DIRECTORY"
 then
@@ -54,8 +58,8 @@ done,*)
        # do not redirect again
        ;;
 *' --tee '*|*' --va'*)
-       mkdir -p test-results
-       BASE=test-results/$(basename "$0" .sh)
+       mkdir -p "$TEST_OUTPUT_DIRECTORY/test-results"
+       BASE="$TEST_OUTPUT_DIRECTORY/test-results/$(basename "$0" .sh)"
        (GIT_TEST_TEE_STARTED=done ${SHELL_PATH} "$0" "$@" 2>&1;
         echo $? > $BASE.exit) | tee $BASE.out
        test "$(cat $BASE.exit)" = 0
@@ -92,6 +96,7 @@ unset VISUAL EMAIL LANGUAGE COLUMNS $("$PERL_PATH" -e '
        print join("\n", @vars);
 ')
 unset XDG_CONFIG_HOME
+unset GITPERLLIB
 GIT_AUTHOR_EMAIL=author@example.com
 GIT_AUTHOR_NAME='A U Thor'
 GIT_COMMITTER_EMAIL=committer@example.com
@@ -184,6 +189,9 @@ do
                help=t; shift ;;
        -v|--v|--ve|--ver|--verb|--verbo|--verbos|--verbose)
                verbose=t; shift ;;
+       --verbose-only=*)
+               verbose_only=$(expr "z$1" : 'z[^=]*=\(.*\)')
+               shift ;;
        -q|--q|--qu|--qui|--quie|--quiet)
                # Ignore --quiet under a TAP::Harness. Saying how many tests
                # passed without the ok/not ok details is always an error.
@@ -193,7 +201,14 @@ do
        --no-color)
                color=; shift ;;
        --va|--val|--valg|--valgr|--valgri|--valgrin|--valgrind)
-               valgrind=t; verbose=t; shift ;;
+               valgrind=memcheck
+               shift ;;
+       --valgrind=*)
+               valgrind=$(expr "z$1" : 'z[^=]*=\(.*\)')
+               shift ;;
+       --valgrind-only=*)
+               valgrind_only=$(expr "z$1" : 'z[^=]*=\(.*\)')
+               shift ;;
        --tee)
                shift ;; # was handled already
        --root=*)
@@ -204,6 +219,15 @@ do
        esac
 done
 
+if test -n "$valgrind_only"
+then
+       test -z "$valgrind" && valgrind=memcheck
+       test -z "$verbose" && verbose_only="$valgrind_only"
+elif test -n "$valgrind"
+then
+       verbose=t
+fi
+
 if test -n "$color"
 then
        say_color () {
@@ -293,7 +317,7 @@ trap 'die' EXIT
 . "$TEST_DIRECTORY/test-lib-functions.sh"
 
 # You are not expected to call test_ok_ and test_failure_ directly, use
-# the text_expect_* functions instead.
+# the test_expect_* functions instead.
 
 test_ok_ () {
        test_success=$(($test_success + 1))
@@ -322,6 +346,65 @@ test_debug () {
        test "$debug" = "" || eval "$1"
 }
 
+match_pattern_list () {
+       arg="$1"
+       shift
+       test -z "$*" && return 1
+       for pattern_
+       do
+               case "$arg" in
+               $pattern_)
+                       return 0
+               esac
+       done
+       return 1
+}
+
+maybe_teardown_verbose () {
+       test -z "$verbose_only" && return
+       exec 4>/dev/null 3>/dev/null
+       verbose=
+}
+
+last_verbose=t
+maybe_setup_verbose () {
+       test -z "$verbose_only" && return
+       if match_pattern_list $test_count $verbose_only
+       then
+               exec 4>&2 3>&1
+               # Emit a delimiting blank line when going from
+               # non-verbose to verbose.  Within verbose mode the
+               # delimiter is printed by test_expect_*.  The choice
+               # of the initial $last_verbose is such that before
+               # test 1, we do not print it.
+               test -z "$last_verbose" && echo >&3 ""
+               verbose=t
+       else
+               exec 4>/dev/null 3>/dev/null
+               verbose=
+       fi
+       last_verbose=$verbose
+}
+
+maybe_teardown_valgrind () {
+       test -z "$GIT_VALGRIND" && return
+       GIT_VALGRIND_ENABLED=
+}
+
+maybe_setup_valgrind () {
+       test -z "$GIT_VALGRIND" && return
+       if test -z "$valgrind_only"
+       then
+               GIT_VALGRIND_ENABLED=t
+               return
+       fi
+       GIT_VALGRIND_ENABLED=
+       if match_pattern_list $test_count $valgrind_only
+       then
+               GIT_VALGRIND_ENABLED=t
+       fi
+}
+
 test_eval_ () {
        # This is a separate function because some tests use
        # "return" to end a test_expect_success block early.
@@ -331,8 +414,10 @@ test_eval_ () {
 test_run_ () {
        test_cleanup=:
        expecting_failure=$2
+       setup_malloc_check
        test_eval_ "$1"
        eval_ret=$?
+       teardown_malloc_check
 
        if test -z "$immediate" || test $eval_ret = 0 || test -n "$expecting_failure"
        then
@@ -347,17 +432,24 @@ test_run_ () {
        return "$eval_ret"
 }
 
-test_skip () {
+test_start_ () {
        test_count=$(($test_count+1))
+       maybe_setup_verbose
+       maybe_setup_valgrind
+}
+
+test_finish_ () {
+       echo >&3 ""
+       maybe_teardown_valgrind
+       maybe_teardown_verbose
+}
+
+test_skip () {
        to_skip=
-       for skp in $GIT_SKIP_TESTS
-       do
-               case $this_test.$test_count in
-               $skp)
-                       to_skip=t
-                       break
-               esac
-       done
+       if match_pattern_list $this_test.$test_count $GIT_SKIP_TESTS
+       then
+               to_skip=t
+       fi
        if test -z "$to_skip" && test -n "$test_prereq" &&
           ! test_have_prereq "$test_prereq"
        then
@@ -483,11 +575,9 @@ then
 
        make_valgrind_symlink () {
                # handle only executables, unless they are shell libraries that
-               # need to be in the exec-path.  We will just use "#!" as a
-               # guess for a shell-script, since we have no idea what the user
-               # may have configured as the shell path.
+               # need to be in the exec-path.
                test -x "$1" ||
-               test "#!" = "$(head -c 2 <"$1")" ||
+               test "# " = "$(head -c 2 <"$1")" ||
                return;
 
                base=$(basename "$1")
@@ -530,6 +620,11 @@ then
        PATH=$GIT_VALGRIND/bin:$PATH
        GIT_EXEC_PATH=$GIT_VALGRIND/bin
        export GIT_VALGRIND
+       GIT_VALGRIND_MODE="$valgrind"
+       export GIT_VALGRIND_MODE
+       GIT_VALGRIND_ENABLED=t
+       test -n "$valgrind_only" && GIT_VALGRIND_ENABLED=
+       export GIT_VALGRIND_ENABLED
 elif test -n "$GIT_TEST_INSTALLED"
 then
        GIT_EXEC_PATH=$($GIT_TEST_INSTALLED/git --exec-path)  ||
@@ -575,15 +670,6 @@ test -d "$GIT_BUILD_DIR"/templates/blt || {
        error "You haven't built things yet, have you?"
 }
 
-if test -z "$GIT_TEST_INSTALLED" && test -z "$NO_PYTHON"
-then
-       GITPYTHONLIB="$GIT_BUILD_DIR/git_remote_helpers/build/lib"
-       export GITPYTHONLIB
-       test -d "$GIT_BUILD_DIR"/git_remote_helpers/build || {
-               error "You haven't built git_remote_helpers yet, have you?"
-       }
-fi
-
 if ! test -x "$GIT_BUILD_DIR"/test-chmtime
 then
        echo >&2 'You need to build test-chmtime:'
@@ -620,15 +706,12 @@ cd -P "$TRASH_DIRECTORY" || exit 1
 
 this_test=${0##*/}
 this_test=${this_test%%-*}
-for skp in $GIT_SKIP_TESTS
-do
-       case "$this_test" in
-       $skp)
-               say_color info >&3 "skipping test $this_test altogether"
-               skip_all="skip all tests in $this_test"
-               test_done
-       esac
-done
+if match_pattern_list "$this_test" $GIT_SKIP_TESTS
+then
+       say_color info >&3 "skipping test $this_test altogether"
+       skip_all="skip all tests in $this_test"
+       test_done
+fi
 
 # Provide an implementation of the 'yes' utility
 yes () {
@@ -668,6 +751,8 @@ case $(uname -s) in
        test_set_prereq MINGW
        test_set_prereq NOT_CYGWIN
        test_set_prereq SED_STRIPS_CR
+       test_set_prereq GREP_STRIPS_CR
+       GIT_TEST_CMP=mingw_test_cmp
        ;;
 *CYGWIN*)
        test_set_prereq POSIXPERM
@@ -675,6 +760,7 @@ case $(uname -s) in
        test_set_prereq NOT_MINGW
        test_set_prereq CYGWIN
        test_set_prereq SED_STRIPS_CR
+       test_set_prereq GREP_STRIPS_CR
        ;;
 *)
        test_set_prereq POSIXPERM
@@ -729,7 +815,14 @@ test_i18ngrep () {
 
 test_lazy_prereq PIPE '
        # test whether the filesystem supports FIFOs
-       rm -f testfifo && mkfifo testfifo
+       case $(uname -s) in
+       CYGWIN*)
+               false
+               ;;
+       *)
+               rm -f testfifo && mkfifo testfifo
+               ;;
+       esac
 '
 
 test_lazy_prereq SYMLINKS '
@@ -737,6 +830,10 @@ test_lazy_prereq SYMLINKS '
        ln -s x y && test -h y
 '
 
+test_lazy_prereq FILEMODE '
+       test "$(git config --bool core.filemode)" = true
+'
+
 test_lazy_prereq CASE_INSENSITIVE_FS '
        echo good >CamelCase &&
        echo bad >camelcase &&