# name: test/fuzzer/pedro/utf8_invalid_unicode.test
# group: [pedro]

# invalid utf8, unicode value too high
statement error
SELECT upper(decode('\xF6\x96\xB0\x85'::BLOB)::VARCHAR);
----
<REGEX>:Conversion Error.*Failure in decode.*blob to UTF8.*

# invalid utf8, unicode value too high
statement error
SELECT decode('\xF6\x96\xB0\x85'::BLOB)::VARCHAR ILIKE '1';
----
<REGEX>:Conversion Error.*Failure in decode.*blob to UTF8.*

query I
SELECT upper(decode('\xF0\x9F\x98\x84'::BLOB)::VARCHAR);
----
😄

query I
SELECT decode('\xF0\x9F\x98\x84'::BLOB)::VARCHAR ILIKE '😄';
----
1

query I
SELECT upper(decode('\xC2\xA3'::BLOB)::VARCHAR);
----
£

query I
SELECT decode('\xC2\xA3'::BLOB)::VARCHAR ILIKE '£';
----
1

query I
SELECT upper(decode('\xF0\x90\x8D\x88'::BLOB)::VARCHAR);
----
𐍈

query I
SELECT decode('\xF0\x90\x8D\x88'::BLOB)::VARCHAR ILIKE '𐍈';
----
1

# NULL character is supported
query I
SELECT upper(decode('\xF0\x9F\x98\x84\x00'::BLOB)::VARCHAR);
----
😄\0

# invalid utf8, invalid first byte
statement error
SELECT upper(decode('\xE0\x9F\x98\x84'::BLOB)::VARCHAR);
----
<REGEX>:Conversion Error.*Failure in decode.*blob to UTF8.*

# invalid utf8, invalid continuation byte
statement error
SELECT upper(decode('\xF0\xDF\x98\x84'::BLOB)::VARCHAR);
----
<REGEX>:Conversion Error.*Failure in decode.*blob to UTF8.*

# invalid utf8, incomplete sequence
statement error
SELECT upper(decode('\xF0\x9F\x98'::BLOB)::VARCHAR);
----
<REGEX>:Conversion Error.*Failure in decode.*blob to UTF8.*

# invalid utf8, UTF-16 surrogate character
statement error
SELECT upper(decode('\xED\xA0\xBD'::BLOB)::VARCHAR);
----
<REGEX>:Conversion Error.*Failure in decode.*blob to UTF8.*

# invalid utf8, UTF-16 surrogate character
statement error
SELECT upper(decode('\xED\xB8\x8D'::BLOB)::VARCHAR);
----
<REGEX>:Conversion Error.*Failure in decode.*blob to UTF8.*

# invalid utf8, not shortest possible for 2 byte character
statement error
SELECT upper(decode('\xc0\x80'::BLOB)::VARCHAR);
----
<REGEX>:Conversion Error.*Failure in decode.*blob to UTF8.*

# invalid utf8, not shortest possible for 2 byte character
statement error
SELECT upper(decode('\xc1\x80'::BLOB)::VARCHAR);
----
<REGEX>:Conversion Error.*Failure in decode.*blob to UTF8.*

# invalid utf8, not shortest possible for 2 byte character
statement error
SELECT upper(decode('\xc0\x81'::BLOB)::VARCHAR);
----
<REGEX>:Conversion Error.*Failure in decode.*blob to UTF8.*

# invalid utf8, not shortest possible for 2 byte character
statement error
SELECT upper(decode('\xc1\x81'::BLOB)::VARCHAR);
----
<REGEX>:Conversion Error.*Failure in decode.*blob to UTF8.*

# invalid utf8, not shortest possible for 2 byte character
statement error
SELECT upper(decode('\xc0\x82'::BLOB)::VARCHAR);
----
<REGEX>:Conversion Error.*Failure in decode.*blob to UTF8.*

# invalid utf8, not shortest possible for 2 byte character
statement error
SELECT upper(decode('\xc1\x82'::BLOB)::VARCHAR);
----
<REGEX>:Conversion Error.*Failure in decode.*blob to UTF8.*