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From e7b657694adbd03403f2ebbe089a6d5baa58d7d5 Mon Sep 17 00:00:00 2001
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From: Yu Watanabe <watanabe.yu+github@gmail.com>
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Date: Tue, 14 Jun 2022 09:00:00 +0900
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Subject: [PATCH] test: introduce assert_not_in() helper function
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This also silence assertions, and replace grep with bash's regular
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expression match.
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(cherry picked from commit d170b47535e2acc8abd1af85ff8685107fdd490f)
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Related: #2087652
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---
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 test/units/assert.sh       | 48 ++++++++++++++++++++++++--------------
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 test/units/testsuite-45.sh |  2 +-
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 2 files changed, 32 insertions(+), 18 deletions(-)
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diff --git a/test/units/assert.sh b/test/units/assert.sh
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index db67dad268..66357ab688 100644
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--- a/test/units/assert.sh
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+++ b/test/units/assert.sh
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@@ -3,42 +3,56 @@
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 # utility functions for shell tests
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-assert_true() {
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+assert_true() {(
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     local rc
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-    set +e
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+    set +ex
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+
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     "$@"
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     rc=$?
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-    set -e
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-    if [[ "$rc" != "0" ]]; then
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+    if [[ $rc -ne 0 ]]; then
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         echo "FAIL: command '$*' failed with exit code $rc" >&2
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         exit 1
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     fi
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-}
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+)}
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+
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+assert_eq() {(
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+    set +ex
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-assert_eq() {
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-    if [[ "$1" != "$2" ]]; then
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+    if [[ "${1?}" != "${2?}" ]]; then
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         echo "FAIL: expected: '$2' actual: '$1'" >&2
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         exit 1
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     fi
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-}
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+)}
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+
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+assert_in() {(
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+    set +ex
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-assert_in() {
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-    if ! echo "$2" | grep -q "$1"; then
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+    if ! [[ "${2?}" =~ ${1?} ]]; then
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         echo "FAIL: '$1' not found in:" >&2
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         echo "$2" >&2
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         exit 1
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     fi
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-}
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+)}
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+
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+assert_not_in() {(
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+    set +ex
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+
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+    if [[ "${2?}" =~ ${1?} ]]; then
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+        echo "FAIL: '$1' found in:" >&2
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+        echo "$2" >&2
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+        exit 1
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+    fi
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+)}
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+
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+assert_rc() {(
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+    local rc exp="${1?}"
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+
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+    set +ex
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-assert_rc() {
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-    local exp=$1
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-    local rc
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     shift
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-    set +e
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     "$@"
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     rc=$?
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-    set -e
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     assert_eq "$rc" "$exp"
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-}
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+)}
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diff --git a/test/units/testsuite-45.sh b/test/units/testsuite-45.sh
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index ac7860dccd..d0d1ef2eb4 100755
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--- a/test/units/testsuite-45.sh
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+++ b/test/units/testsuite-45.sh
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@@ -21,7 +21,7 @@ test_timezone() {
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     echo 'change timezone'
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     assert_eq "$(timedatectl --no-pager set-timezone Europe/Kiev 2>&1)" ""
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     assert_eq "$(readlink /etc/localtime | sed 's#^.*zoneinfo/##')" "Europe/Kiev"
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-    assert_in "Time.*zone: Europe/Kiev (EEST, +" "$(timedatectl --no-pager)"
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+    assert_in "Time zone: Europe/Kiev \(EEST, \+0[0-9]00\)" "$(timedatectl)"
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     if [[ -n "$ORIG_TZ" ]]; then
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         echo 'reset timezone to original'