use new filters in tests

test/tests/parallel/set1/spam_virus/clamav.bats

@@ -38,8 +38,7 @@ function teardown_file() { _default_teardown ; }
 }
 
 @test 'should be identified by Amavis' {
-  _run_in_container grep -i 'Found secondary av scanner ClamAV-clamscan' /var/log/mail/mail.log
-  assert_success
+  _service_log_should_contain_string 'mail' 'Found secondary av scanner ClamAV-clamscan'
 }
 
 @test 'freshclam cron is enabled' {
@@ -53,6 +52,6 @@ function teardown_file() { _default_teardown ; }
 }
 
 @test 'rejects virus' {
-  _run_in_container_bash "grep 'Blocked INFECTED' /var/log/mail/mail.log | grep '<virus@external.tld> -> <user1@localhost.localdomain>'"
-  assert_success
+  _service_log_should_contain_string 'mail' 'Blocked INFECTED'
+  assert_output --partial '<virus@external.tld> -> <user1@localhost.localdomain>'
 }

test/tests/parallel/set1/spam_virus/disabled_clamav_spamassassin.bats

@@ -25,16 +25,14 @@ function setup_file() {
 function teardown_file() { _default_teardown ; }
 
 @test "ClamAV - Amavis integration should not be active" {
-  _run_in_container grep -i 'Found secondary av scanner ClamAV-clamscan' /var/log/mail/mail.log
-  assert_failure
+  _service_log_should_not_contain_string 'mail' 'Found secondary av scanner ClamAV-clamscan'
 }
 
 @test "SA - Amavis integration should not be active" {
-  _run_in_container_bash "grep -i 'ANTI-SPAM-SA code' /var/log/mail/mail.log | grep 'NOT loaded'"
-  assert_success
+  _service_log_should_contain_string 'mail' 'ANTI-SPAM-SA code'
+  assert_output --partial 'NOT loaded'
 }
 
 @test "SA - should not have been called" {
-  _run_in_container grep -i 'connect to /var/run/clamav/clamd.ctl failed' /var/log/mail/mail.log
-  assert_failure
+  _service_log_should_not_contain_string 'mail' 'connect to /var/run/clamav/clamd.ctl failed'
 }

test/tests/parallel/set1/spam_virus/rspamd_full.bats

@@ -272,10 +272,10 @@ function teardown_file() { _default_teardown ; }
   _nc_wrapper 'nc/rspamd_imap_move_to_junk.txt' '0.0.0.0 143'
   sleep 1 # wait for the transaction to finish
 
-  _run_in_container cat /var/log/mail/mail.log
-  assert_success
-  assert_output --partial 'imapsieve: Matched static mailbox rule [1]'
-  refute_output --partial 'imapsieve: Matched static mailbox rule [2]'
+  _service_log_should_contain_string 'mail' 'imapsieve: Matched static mailbox rule \[1\]'
+  _service_log_should_not_contain_string 'mail' 'imapsieve: Matched static mailbox rule \[2\]'
+
+  _filter_service_log 'mail' '.'
   for LINE in "${LEARN_SPAM_LINES[@]}"; do
     assert_output --partial "${LINE}"
   done
@@ -286,9 +286,9 @@ function teardown_file() { _default_teardown ; }
   _nc_wrapper 'nc/rspamd_imap_move_to_inbox.txt' '0.0.0.0 143'
   sleep 1 # wait for the transaction to finish
 
-  _run_in_container cat /var/log/mail/mail.log
-  assert_success
-  assert_output --partial 'imapsieve: Matched static mailbox rule [2]'
+  _service_log_should_contain_string 'mail' 'imapsieve: Matched static mailbox rule \[2\]'
+
+  _filter_service_log 'mail' '.'
   for LINE in "${LEARN_HAM_LINES[@]}"; do
     assert_output --partial "${LINE}"
   done

test/tests/parallel/set3/mta/dsn.bats

@@ -54,7 +54,7 @@ function teardown_file() {
   _nc_wrapper 'emails/nc_raw/dsn/authenticated.txt' '0.0.0.0 587'
   _wait_for_empty_mail_queue_in_container
 
-  _run_in_container grep "${LOG_DSN}" /var/log/mail/mail.log
+  _filter_service_log 'mail' "${LOG_DSN}"
   _should_output_number_of_lines 3
 }
 
@@ -70,15 +70,14 @@ function teardown_file() {
   #
   # Although external requests are discarded, anyone who has requested a DSN
   # will still receive it, but it will come from the sending mail server, not this one.
-  _run_in_container grep "${LOG_DSN}" /var/log/mail/mail.log
-  assert_failure
+  _service_log_should_not_contain_string 'mail' "${LOG_DSN}"
 
   # These ports are excluded via master.cf.
   _nc_wrapper 'emails/nc_raw/dsn/authenticated.txt' '0.0.0.0 465'
   _nc_wrapper 'emails/nc_raw/dsn/authenticated.txt' '0.0.0.0 587'
   _wait_for_empty_mail_queue_in_container
 
-  _run_in_container grep "${LOG_DSN}" /var/log/mail/mail.log
+  _service_log_should_contain_string 'mail' "${LOG_DSN}"
   _should_output_number_of_lines 2
 }
 
@@ -92,6 +91,5 @@ function teardown_file() {
 
   # DSN requests are rejected regardless of origin.
   # This is usually a bad idea, as you won't get them either.
-  _run_in_container grep "${LOG_DSN}" /var/log/mail/mail.log
-  assert_failure
+  _service_log_should_not_contain_string 'mail' "${LOG_DSN}"
 }

test/tests/parallel/set3/mta/smtp_delivery.bats

@@ -174,33 +174,28 @@ function _successful() {
 }
 
 @test "delivers mail to existing alias" {
-  _run_in_container grep 'to=<user1@localhost.localdomain>, orig_to=<alias1@localhost.localdomain>' /var/log/mail/mail.log
-  assert_success
+  _service_log_should_contain_string 'mail' 'to=<user1@localhost.localdomain>, orig_to=<alias1@localhost.localdomain>'
   assert_output --partial 'status=sent'
   _should_output_number_of_lines 1
 }
 
 @test "delivers mail to existing alias with recipient delimiter" {
-  _run_in_container grep 'to=<user1~test@localhost.localdomain>, orig_to=<alias1~test@localhost.localdomain>' /var/log/mail/mail.log
-  assert_success
+  _service_log_should_contain_string 'mail' 'to=<user1~test@localhost.localdomain>, orig_to=<alias1~test@localhost.localdomain>'
   assert_output --partial 'status=sent'
   _should_output_number_of_lines 1
 
-  _run_in_container grep 'to=<user1~test@localhost.localdomain>' /var/log/mail/mail.log
-  assert_success
+  _service_log_should_contain_string 'mail' 'to=<user1~test@localhost.localdomain>'
   refute_output --partial 'status=bounced'
 }
 
 @test "delivers mail to existing catchall" {
-  _run_in_container grep 'to=<user1@localhost.localdomain>, orig_to=<wildcard@localdomain2.com>' /var/log/mail/mail.log
-  assert_success
+  _service_log_should_contain_string 'mail' 'to=<user1@localhost.localdomain>, orig_to=<wildcard@localdomain2.com>'
   assert_output --partial 'status=sent'
   _should_output_number_of_lines 1
 }
 
 @test "delivers mail to regexp alias" {
-  _run_in_container grep 'to=<user1@localhost.localdomain>, orig_to=<test123@localhost.localdomain>' /var/log/mail/mail.log
-  assert_success
+  _service_log_should_contain_string 'mail' 'to=<user1@localhost.localdomain>, orig_to=<test123@localhost.localdomain>'
   assert_output --partial 'status=sent'
   _should_output_number_of_lines 1
 }
@@ -227,23 +222,20 @@ function _successful() {
 }
 
 @test "rejects mail to unknown user" {
-  _run_in_container grep '<nouser@localhost.localdomain>: Recipient address rejected: User unknown in virtual mailbox table' /var/log/mail/mail.log
-  assert_success
+  _service_log_should_contain_string 'mail' '<nouser@localhost.localdomain>: Recipient address rejected: User unknown in virtual mailbox table'
   _should_output_number_of_lines 1
 }
 
 @test "redirects mail to external aliases" {
-  _run_in_container_bash "grep 'Passed CLEAN {RelayedInbound}' /var/log/mail/mail.log | grep -- '-> <external1@otherdomain.tld>'"
-  assert_success
-  assert_output --partial '<user@external.tld> -> <external1@otherdomain.tld>'
+  _service_log_should_contain_string 'mail' 'Passed CLEAN {RelayedInbound}'
+  run bash -c "grep '<user@external.tld> -> <external1@otherdomain.tld>' <<< '${output}'"
   _should_output_number_of_lines 2
   # assert_output --partial 'external.tld=user@example.test> -> <external1@otherdomain.tld>'
 }
 
 # TODO: Add a test covering case SPAMASSASSIN_SPAM_TO_INBOX=1 (default)
 @test "rejects spam" {
-  _run_in_container grep 'Blocked SPAM {NoBounceInbound,Quarantined}' /var/log/mail/mail.log
-  assert_success
+  _service_log_should_contain_string 'mail' 'Blocked SPAM {NoBounceInbound,Quarantined}'
   assert_output --partial '<spam@external.tld> -> <user1@localhost.localdomain>'
   _should_output_number_of_lines 1
 

test/tests/serial/mail_pop3.bats

@@ -33,11 +33,9 @@ function teardown_file() { _default_teardown ; }
   assert_success
 }
 
-@test '/var/log/mail/mail.log is error-free' {
-  _run_in_container grep 'non-null host address bits in' /var/log/mail/mail.log
-  assert_failure
-  _run_in_container grep ': error:' /var/log/mail/mail.log
-  assert_failure
+@test 'Mail log is error-free' {
+  _service_log_should_not_contain_string 'mail' 'non-null host address bits in'
+  _service_log_should_not_contain_string 'mail' ': error:'
 }
 
 @test '(Manage Sieve) disabled per default' {

test/tests/serial/tests.bats

@@ -182,23 +182,15 @@ function teardown_file() { _default_teardown ; }
   assert_success
 }
 
-@test "system: /var/log/mail/mail.log is error free" {
-  _run_in_container grep 'non-null host address bits in' /var/log/mail/mail.log
-  assert_failure
-  _run_in_container grep 'mail system configuration error' /var/log/mail/mail.log
-  assert_failure
-  _run_in_container grep ': error:' /var/log/mail/mail.log
-  assert_failure
-  _run_in_container grep -i 'is not writable' /var/log/mail/mail.log
-  assert_failure
-  _run_in_container grep -i 'permission denied' /var/log/mail/mail.log
-  assert_failure
-  _run_in_container grep -i '(!)connect' /var/log/mail/mail.log
-  assert_failure
-  _run_in_container grep -i 'using backwards-compatible default setting' /var/log/mail/mail.log
-  assert_failure
-  _run_in_container grep -i 'connect to 127.0.0.1:10023: Connection refused' /var/log/mail/mail.log
-  assert_failure
+@test "system: Mail log is error free" {
+  _service_log_should_not_contain_string 'mail' 'non-null host address bits in'
+  _service_log_should_not_contain_string 'mail' 'mail system configuration error'
+  _service_log_should_not_contain_string 'mail' ': error:'
+  _service_log_should_not_contain_string 'mail' 'is not writable'
+  _service_log_should_not_contain_string 'mail' 'permission denied'
+  _service_log_should_not_contain_string 'mail' '\(!\)connect'
+  _service_log_should_not_contain_string 'mail' 'using backwards-compatible default setting'
+  _service_log_should_not_contain_string 'mail' 'connect to 127.0.0.1:10023: Connection refused'
 }
 
 @test "system: /var/log/auth.log is error free" {
@@ -212,7 +204,8 @@ function teardown_file() { _default_teardown ; }
 }
 
 @test "system: amavis decoders installed and available" {
-  _run_in_container_bash "grep -E '.*(Internal decoder|Found decoder) for\s+\..*' /var/log/mail/mail.log*|grep -Eo '(mail|Z|gz|bz2|xz|lzma|lrz|lzo|lz4|rpm|cpio|tar|deb|rar|arj|arc|zoo|doc|cab|tnef|zip|kmz|7z|jar|swf|lha|iso|exe)' | sort | uniq"
+  _service_log_should_contain_string 'mail' '.*(Internal decoder|Found decoder) for\s+\..*'
+  run bash -c "grep -Eo '(mail|Z|gz|bz2|xz|lzma|lrz|lzo|lz4|rpm|cpio|tar|deb|rar|arj|arc|zoo|doc|cab|tnef|zip|kmz|7z|jar|swf|lha|iso|exe)' <<< '${output}' | sort | uniq"
   assert_success
   # Support for doc and zoo removed in buster
   cat <<'EOF' | assert_output

test/tests/serial/vmail-id.bats

@@ -24,8 +24,7 @@ function teardown_file() { _default_teardown ; }
   _wait_for_empty_mail_queue_in_container
 
   # Should be successfully sent (received) by Postfix:
-  _run_in_container grep 'to=<user1@localhost.localdomain>' /var/log/mail/mail.log
-  assert_success
+  _service_log_should_contain_string 'mail' 'to=<user1@localhost.localdomain>'
   assert_output --partial 'status=sent'
   _should_output_number_of_lines 1
 
@@ -41,35 +40,27 @@ function teardown_file() { _default_teardown ; }
 # This test case is shared with tests.bats, but provides context on errors + some minor edits
 # TODO: Could improve in future with keywords from https://github.com/docker-mailserver/docker-mailserver/pull/3550#issuecomment-1738509088
 # Potentially via a helper that allows an optional fixed number of errors to be present if they were intentional
-@test '/var/log/mail/mail.log is error free' {
+@test 'Mail log is error free' {
   # Postfix: https://serverfault.com/questions/934703/postfix-451-4-3-0-temporary-lookup-failure
-  _run_in_container grep 'non-null host address bits in' /var/log/mail/mail.log
-  assert_failure
+  _service_log_should_not_contain_string 'mail' 'non-null host address bits in'
 
   # Postfix delivery failure: https://github.com/docker-mailserver/docker-mailserver/issues/230
-  _run_in_container grep 'mail system configuration error' /var/log/mail/mail.log
-  assert_failure
+  _service_log_should_not_contain_string 'mail' 'mail system configuration error'
 
   # Unknown error source: https://github.com/docker-mailserver/docker-mailserver/pull/85
-  _run_in_container grep -i ': error:' /var/log/mail/mail.log
-  assert_failure
+  _service_log_should_not_contain_string 'mail' ': error:'
 
   # Unknown error source: https://github.com/docker-mailserver/docker-mailserver/pull/320
-  _run_in_container grep -i 'not writable' /var/log/mail/mail.log
-  assert_failure
-  _run_in_container grep -i 'permission denied' /var/log/mail/mail.log
-  assert_failure
+  _service_log_should_not_contain_string 'mail' 'not writable'
+  _service_log_should_not_contain_string 'mail' 'permission denied'
 
   # Amavis: https://forum.howtoforge.com/threads/postfix-smtp-error-caused-by-clamav-cant-connect-to-a-unix-socket-var-run-clamav-clamd-ctl.81002/
-  _run_in_container grep -i '(!)connect' /var/log/mail/mail.log
-  assert_failure
+  _service_log_should_not_contain_string 'mail' '\(!\)connect'
 
   # Postfix: https://github.com/docker-mailserver/docker-mailserver/pull/2597
-  _run_in_container grep -i 'using backwards-compatible default setting' /var/log/mail/mail.log
-  assert_failure
+  _service_log_should_not_contain_string 'mail' 'using backwards-compatible default setting'
 
   # Postgrey: https://github.com/docker-mailserver/docker-mailserver/pull/612#discussion_r117635774
-  _run_in_container grep -i 'connect to 127.0.0.1:10023: Connection refused' /var/log/mail/mail.log
-  assert_failure
+  _service_log_should_not_contain_string 'mail' 'connect to 127.0.0.1:10023: Connection refused'
 }