Merge branch 'js/remote-improvements'
[gitweb.git] / t / test-lib.sh
index fc0e1932e6397403c4efec753e8f4e23fb3cd26a..1e01a912abe41cd61206553caea095ad4a0bd064 100644 (file)
@@ -3,6 +3,22 @@
 # Copyright (c) 2005 Junio C Hamano
 #
 
+# if --tee was passed, write the output not only to the terminal, but
+# additionally to the file test-results/$BASENAME.out, too.
+case "$GIT_TEST_TEE_STARTED, $* " in
+done,*)
+       # do not redirect again
+       ;;
+*' --tee '*|*' --va'*)
+       mkdir -p test-results
+       BASE=test-results/$(basename "$0" .sh)
+       (GIT_TEST_TEE_STARTED=done ${SHELL-sh} "$0" "$@" 2>&1;
+        echo $? > $BASE.exit) | tee $BASE.out
+       test "$(cat $BASE.exit)" = 0
+       exit
+       ;;
+esac
+
 # Keep the original TERM for say_color
 ORIGINAL_TERM=$TERM
 
@@ -94,6 +110,10 @@ do
        --no-python)
                # noop now...
                shift ;;
+       --va|--val|--valg|--valgr|--valgri|--valgrin|--valgrind)
+               valgrind=t; verbose=t; shift ;;
+       --tee)
+               shift ;; # was handled already
        *)
                break ;;
        esac
@@ -127,7 +147,7 @@ fi
 
 error () {
        say_color error "error: $*"
-       trap - exit
+       trap - EXIT
        exit 1
 }
 
@@ -163,7 +183,7 @@ die () {
        exit 1
 }
 
-trap 'die' exit
+trap 'die' EXIT
 
 # The semantics of the editor variables are that of invoking
 # sh -c "$EDITOR \"$@\"" files ...
@@ -193,6 +213,31 @@ test_tick () {
        export GIT_COMMITTER_DATE GIT_AUTHOR_DATE
 }
 
+# Call test_commit with the arguments "<message> [<file> [<contents>]]"
+#
+# This will commit a file with the given contents and the given commit
+# message.  It will also add a tag with <message> as name.
+#
+# Both <file> and <contents> default to <message>.
+
+test_commit () {
+       file=${2:-"$1.t"}
+       echo "${3-$1}" > "$file" &&
+       git add "$file" &&
+       test_tick &&
+       git commit -m "$1" &&
+       git tag "$1"
+}
+
+# Call test_merge with the arguments "<message> <commit>", where <commit>
+# can be a tag pointing to the commit-to-merge.
+
+test_merge () {
+       test_tick &&
+       git merge -m "$1" "$2" &&
+       git tag "$1"
+}
+
 # You are not expected to call test_ok_ and test_failure_ directly, use
 # the text_expect_* functions instead.
 
@@ -208,7 +253,7 @@ test_failure_ () {
        say_color error "FAIL $test_count: $1"
        shift
        echo "$@" | sed -e 's/^/        /'
-       test "$immediate" = "" || { trap - exit; exit 1; }
+       test "$immediate" = "" || { trap - EXIT; exit 1; }
 }
 
 test_known_broken_ok_ () {
@@ -409,17 +454,17 @@ test_create_repo () {
        repo="$1"
        mkdir -p "$repo"
        cd "$repo" || error "Cannot setup test environment"
-       "$GIT_EXEC_PATH/git" init "--template=$GIT_EXEC_PATH/templates/blt/" >&3 2>&4 ||
+       "$GIT_EXEC_PATH/git" init "--template=$owd/../templates/blt/" >&3 2>&4 ||
        error "cannot run git init -- have you built things yet?"
        mv .git/hooks .git/hooks-disabled
        cd "$owd"
 }
 
 test_done () {
-       trap - exit
+       trap - EXIT
        test_results_dir="$TEST_DIRECTORY/test-results"
        mkdir -p "$test_results_dir"
-       test_results_path="$test_results_dir/${0%-*}-$$"
+       test_results_path="$test_results_dir/${0%.sh}-$$"
 
        echo "total $test_count" >> $test_results_path
        echo "success $test_success" >> $test_results_path
@@ -467,8 +512,73 @@ test_done () {
 # Test the binaries we have just built.  The tests are kept in
 # t/ subdirectory and are run in 'trash directory' subdirectory.
 TEST_DIRECTORY=$(pwd)
-PATH=$TEST_DIRECTORY/..:$PATH
-GIT_EXEC_PATH=$(pwd)/..
+if test -z "$valgrind"
+then
+       PATH=$TEST_DIRECTORY/..:$PATH
+       GIT_EXEC_PATH=$TEST_DIRECTORY/..
+else
+       make_symlink () {
+               test -h "$2" &&
+               test "$1" = "$(readlink "$2")" || {
+                       # be super paranoid
+                       if mkdir "$2".lock
+                       then
+                               rm -f "$2" &&
+                               ln -s "$1" "$2" &&
+                               rm -r "$2".lock
+                       else
+                               while test -d "$2".lock
+                               do
+                                       say "Waiting for lock on $2."
+                                       sleep 1
+                               done
+                       fi
+               }
+       }
+
+       make_valgrind_symlink () {
+               # handle only executables
+               test -x "$1" || return
+
+               base=$(basename "$1")
+               symlink_target=$TEST_DIRECTORY/../$base
+               # do not override scripts
+               if test -x "$symlink_target" &&
+                   test ! -d "$symlink_target" &&
+                   test "#!" != "$(head -c 2 < "$symlink_target")"
+               then
+                       symlink_target=../valgrind.sh
+               fi
+               case "$base" in
+               *.sh|*.perl)
+                       symlink_target=../unprocessed-script
+               esac
+               # create the link, or replace it if it is out of date
+               make_symlink "$symlink_target" "$GIT_VALGRIND/bin/$base" || exit
+       }
+
+       # override all git executables in TEST_DIRECTORY/..
+       GIT_VALGRIND=$TEST_DIRECTORY/valgrind
+       mkdir -p "$GIT_VALGRIND"/bin
+       for file in $TEST_DIRECTORY/../git* $TEST_DIRECTORY/../test-*
+       do
+               make_valgrind_symlink $file
+       done
+       OLDIFS=$IFS
+       IFS=:
+       for path in $PATH
+       do
+               ls "$path"/git-* 2> /dev/null |
+               while read file
+               do
+                       make_valgrind_symlink "$file"
+               done
+       done
+       IFS=$OLDIFS
+       PATH=$GIT_VALGRIND/bin:$PATH
+       GIT_EXEC_PATH=$GIT_VALGRIND/bin
+       export GIT_VALGRIND
+fi
 GIT_TEMPLATE_DIR=$(pwd)/../templates/blt
 unset GIT_CONFIG
 GIT_CONFIG_NOSYSTEM=1
@@ -493,7 +603,7 @@ fi
 test="trash directory.$(basename "$0" .sh)"
 test ! -z "$debug" || remove_trash="$TEST_DIRECTORY/$test"
 rm -fr "$test" || {
-       trap - exit
+       trap - EXIT
        echo >&5 "FATAL: Cannot prepare test area"
        exit 1
 }