+def test_directive():
+ parsed = parse("select /*! test */ * from /* test */ `T`")[0]
+ remove_directive_tokens(parsed)
+ query = tlist2str(parsed)
+ assert query == u'SELECT * FROM /* test */ `T`'
+
+
+def test_directive_statement():
+ parsed = parse("/*! test */ test ;")[0]
+ assert not is_directive_statement(parsed)
+ parsed = parse("/*! test */ ;")[0]
+ assert is_directive_statement(parsed)
+
+
+def test_requote():
+ parsed = parse("select * from `T`")[0]
+ requote_names(parsed)
+ query = tlist2str(parsed)
+ assert query == u'SELECT * FROM "T"'
+
+
+def test_unescape_string():
+ parsed = parse("insert into test values ('\"te\\'st\\\"\\n')")[0]
+ unescape_strings(parsed)
+ query = tlist2str(parsed)
+ assert query == u"INSERT INTO test VALUES ('\"te'st\"\n')"
+
+
+def test_escape_string_postgres():
+ parsed = parse("insert into test values ('\"te\\'st\\\"\\n')")[0]
+ unescape_strings(parsed)
+ escape_strings(parsed, 'postgres')
+ query = tlist2str(parsed)
+ assert query == u"INSERT INTO test VALUES (E'\"te''st\"\\n')"
+
+
+def test_escape_string_sqlite():
+ parsed = parse("insert into test values ('\"te\\'st\\\"\\n')")[0]
+ unescape_strings(parsed)
+ escape_strings(parsed, 'sqlite')
+ query = tlist2str(parsed)
+ assert query == u"INSERT INTO test VALUES ('\"te''st\"\n')"
+
+
+def test_process():
+ parsed = parse("select /*! test */ * from /* test */ `T`")[0]
+ process_statement(parsed)
+ query = tlist2str(parsed)
+ assert query == u'SELECT * FROM /* test */ "T"'