diff --git a/tests/bugs/gh_5589_test.py b/tests/bugs/gh_5589_test.py
new file mode 100644
index 00000000..0ff18e81
--- /dev/null
+++ b/tests/bugs/gh_5589_test.py
@@ -0,0 +1,58 @@
+#coding:utf-8
+
+"""
+ID:          issue-5589
+ISSUE:       https://github.com/FirebirdSQL/firebird/issues/5589
+TITLE:       Support full SQL standard character string literal syntax [CORE5312]
+DESCRIPTION:
+JIRA:        CORE-5312
+NOTES:
+    [15.09.2024] pzotov
+    Commit (13.05.2021): 
+    https://github.com/FirebirdSQL/firebird/commit/8a7927aac4fef3740e54b7941146b6d044b864b1
+    
+    Checked on 6.0.0.457, 5.0.2.1499
+"""
+
+import pytest
+from firebird.qa import *
+
+db = db_factory()
+
+test_script = """
+    set blob all;
+    set list on;
+    select 'ab' 'cd'		'ef' as good_chr_01 from rdb$database;
+    select 'ab'/*comment*/	'cd'		/**/ 'ef'  as good_chr_02 from rdb$database;
+    select 'ab'/* foo
+    bar */'cd'
+    ''
+    /*
+    */
+
+    'ef'  as good_chr_03 from rdb$database;
+
+    select 'ab' -- foo
+    'cd' -- bar
+    'ef' as good_chr_04 from rdb$database;
+
+    select'ab'
+    'cd'
+    'ef' as good_chr_05 from rdb$database;
+"""
+
+act = isql_act('db', test_script, substitutions=[('[ \t]+', ' ')])
+
+expected_stdout = """
+    GOOD_CHR_01 abcdef
+    GOOD_CHR_02 abcdef
+    GOOD_CHR_03 abcdef
+    GOOD_CHR_04 abcdef
+    GOOD_CHR_05 abcdef
+"""
+
+@pytest.mark.version('>=5.0')
+def test_1(act: Action):
+    act.expected_stdout = expected_stdout
+    act.execute(combine_output = True)
+    assert act.clean_stdout == act.clean_expected_stdout