244 lines
9.3 KiB
Plaintext
244 lines
9.3 KiB
Plaintext
-- encoding-sensitive tests for json and jsonb
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-- first json
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-- basic unicode input
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SELECT '"\u"'::json; -- ERROR, incomplete escape
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ERROR: invalid input syntax for type json
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LINE 1: SELECT '"\u"'::json;
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^
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DETAIL: "\u" must be followed by four hexadecimal digits.
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CONTEXT: JSON data, line 1: "\u"
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SELECT '"\u00"'::json; -- ERROR, incomplete escape
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ERROR: invalid input syntax for type json
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LINE 1: SELECT '"\u00"'::json;
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^
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DETAIL: "\u" must be followed by four hexadecimal digits.
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CONTEXT: JSON data, line 1: "\u00"
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SELECT '"\u000g"'::json; -- ERROR, g is not a hex digit
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ERROR: invalid input syntax for type json
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LINE 1: SELECT '"\u000g"'::json;
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^
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DETAIL: "\u" must be followed by four hexadecimal digits.
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CONTEXT: JSON data, line 1: "\u000g...
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SELECT '"\u0000"'::json; -- OK, legal escape
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json
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----------
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"\u0000"
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(1 row)
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SELECT '"\uaBcD"'::json; -- OK, uppercase and lower case both OK
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json
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----------
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"\uaBcD"
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(1 row)
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-- handling of unicode surrogate pairs
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select json '{ "a": "\ud83d\ude04\ud83d\udc36" }' -> 'a' as correct_in_utf8;
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ERROR: unsupported Unicode escape sequence
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DETAIL: Unicode escape values cannot be used for code point values above 007F when the server encoding is not UTF8.
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CONTEXT: JSON data, line 1: { "a":...
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select json '{ "a": "\ud83d\ud83d" }' -> 'a'; -- 2 high surrogates in a row
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ERROR: invalid input syntax for type json
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DETAIL: Unicode high surrogate must not follow a high surrogate.
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CONTEXT: JSON data, line 1: { "a":...
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select json '{ "a": "\ude04\ud83d" }' -> 'a'; -- surrogates in wrong order
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ERROR: invalid input syntax for type json
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DETAIL: Unicode low surrogate must follow a high surrogate.
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CONTEXT: JSON data, line 1: { "a":...
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select json '{ "a": "\ud83dX" }' -> 'a'; -- orphan high surrogate
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ERROR: invalid input syntax for type json
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DETAIL: Unicode low surrogate must follow a high surrogate.
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CONTEXT: JSON data, line 1: { "a":...
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select json '{ "a": "\ude04X" }' -> 'a'; -- orphan low surrogate
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ERROR: invalid input syntax for type json
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DETAIL: Unicode low surrogate must follow a high surrogate.
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CONTEXT: JSON data, line 1: { "a":...
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--handling of simple unicode escapes
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select json '{ "a": "the Copyright \u00a9 sign" }' as correct_in_utf8;
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correct_in_utf8
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---------------------------------------
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{ "a": "the Copyright \u00a9 sign" }
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(1 row)
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select json '{ "a": "dollar \u0024 character" }' as correct_everywhere;
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correct_everywhere
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-------------------------------------
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{ "a": "dollar \u0024 character" }
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(1 row)
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select json '{ "a": "dollar \\u0024 character" }' as not_an_escape;
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not_an_escape
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--------------------------------------
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{ "a": "dollar \\u0024 character" }
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(1 row)
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select json '{ "a": "null \u0000 escape" }' as not_unescaped;
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not_unescaped
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--------------------------------
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{ "a": "null \u0000 escape" }
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(1 row)
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select json '{ "a": "null \\u0000 escape" }' as not_an_escape;
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not_an_escape
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---------------------------------
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{ "a": "null \\u0000 escape" }
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(1 row)
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select json '{ "a": "the Copyright \u00a9 sign" }' ->> 'a' as correct_in_utf8;
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ERROR: unsupported Unicode escape sequence
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DETAIL: Unicode escape values cannot be used for code point values above 007F when the server encoding is not UTF8.
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CONTEXT: JSON data, line 1: { "a":...
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select json '{ "a": "dollar \u0024 character" }' ->> 'a' as correct_everywhere;
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correct_everywhere
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--------------------
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dollar $ character
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(1 row)
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select json '{ "a": "dollar \\u0024 character" }' ->> 'a' as not_an_escape;
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not_an_escape
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-------------------------
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dollar \u0024 character
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(1 row)
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select json '{ "a": "null \u0000 escape" }' ->> 'a' as fails;
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ERROR: unsupported Unicode escape sequence
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DETAIL: \u0000 cannot be converted to text.
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CONTEXT: JSON data, line 1: { "a":...
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select json '{ "a": "null \\u0000 escape" }' ->> 'a' as not_an_escape;
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not_an_escape
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--------------------
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null \u0000 escape
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(1 row)
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-- then jsonb
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-- basic unicode input
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SELECT '"\u"'::jsonb; -- ERROR, incomplete escape
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ERROR: invalid input syntax for type json
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LINE 1: SELECT '"\u"'::jsonb;
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^
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DETAIL: "\u" must be followed by four hexadecimal digits.
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CONTEXT: JSON data, line 1: "\u"
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SELECT '"\u00"'::jsonb; -- ERROR, incomplete escape
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ERROR: invalid input syntax for type json
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LINE 1: SELECT '"\u00"'::jsonb;
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^
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DETAIL: "\u" must be followed by four hexadecimal digits.
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CONTEXT: JSON data, line 1: "\u00"
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SELECT '"\u000g"'::jsonb; -- ERROR, g is not a hex digit
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ERROR: invalid input syntax for type json
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LINE 1: SELECT '"\u000g"'::jsonb;
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^
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DETAIL: "\u" must be followed by four hexadecimal digits.
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CONTEXT: JSON data, line 1: "\u000g...
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SELECT '"\u0045"'::jsonb; -- OK, legal escape
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jsonb
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-------
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"E"
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(1 row)
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SELECT '"\u0000"'::jsonb; -- ERROR, we don't support U+0000
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ERROR: unsupported Unicode escape sequence
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LINE 1: SELECT '"\u0000"'::jsonb;
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^
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DETAIL: \u0000 cannot be converted to text.
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CONTEXT: JSON data, line 1: ...
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-- use octet_length here so we don't get an odd unicode char in the
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-- output
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SELECT octet_length('"\uaBcD"'::jsonb::text); -- OK, uppercase and lower case both OK
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ERROR: unsupported Unicode escape sequence
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LINE 1: SELECT octet_length('"\uaBcD"'::jsonb::text);
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^
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DETAIL: Unicode escape values cannot be used for code point values above 007F when the server encoding is not UTF8.
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CONTEXT: JSON data, line 1: ...
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-- handling of unicode surrogate pairs
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SELECT octet_length((jsonb '{ "a": "\ud83d\ude04\ud83d\udc36" }' -> 'a')::text) AS correct_in_utf8;
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ERROR: unsupported Unicode escape sequence
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LINE 1: SELECT octet_length((jsonb '{ "a": "\ud83d\ude04\ud83d\udc3...
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^
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DETAIL: Unicode escape values cannot be used for code point values above 007F when the server encoding is not UTF8.
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CONTEXT: JSON data, line 1: { "a":...
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SELECT jsonb '{ "a": "\ud83d\ud83d" }' -> 'a'; -- 2 high surrogates in a row
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ERROR: invalid input syntax for type json
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LINE 1: SELECT jsonb '{ "a": "\ud83d\ud83d" }' -> 'a';
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^
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DETAIL: Unicode high surrogate must not follow a high surrogate.
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CONTEXT: JSON data, line 1: { "a":...
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SELECT jsonb '{ "a": "\ude04\ud83d" }' -> 'a'; -- surrogates in wrong order
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ERROR: invalid input syntax for type json
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LINE 1: SELECT jsonb '{ "a": "\ude04\ud83d" }' -> 'a';
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^
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DETAIL: Unicode low surrogate must follow a high surrogate.
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CONTEXT: JSON data, line 1: { "a":...
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SELECT jsonb '{ "a": "\ud83dX" }' -> 'a'; -- orphan high surrogate
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ERROR: invalid input syntax for type json
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LINE 1: SELECT jsonb '{ "a": "\ud83dX" }' -> 'a';
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^
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DETAIL: Unicode low surrogate must follow a high surrogate.
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CONTEXT: JSON data, line 1: { "a":...
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SELECT jsonb '{ "a": "\ude04X" }' -> 'a'; -- orphan low surrogate
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ERROR: invalid input syntax for type json
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LINE 1: SELECT jsonb '{ "a": "\ude04X" }' -> 'a';
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^
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DETAIL: Unicode low surrogate must follow a high surrogate.
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CONTEXT: JSON data, line 1: { "a":...
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-- handling of simple unicode escapes
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SELECT jsonb '{ "a": "the Copyright \u00a9 sign" }' as correct_in_utf8;
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ERROR: unsupported Unicode escape sequence
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LINE 1: SELECT jsonb '{ "a": "the Copyright \u00a9 sign" }' as corr...
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^
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DETAIL: Unicode escape values cannot be used for code point values above 007F when the server encoding is not UTF8.
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CONTEXT: JSON data, line 1: { "a":...
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SELECT jsonb '{ "a": "dollar \u0024 character" }' as correct_everywhere;
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correct_everywhere
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-----------------------------
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{"a": "dollar $ character"}
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(1 row)
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SELECT jsonb '{ "a": "dollar \\u0024 character" }' as not_an_escape;
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not_an_escape
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-----------------------------------
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{"a": "dollar \\u0024 character"}
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(1 row)
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SELECT jsonb '{ "a": "null \u0000 escape" }' as fails;
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ERROR: unsupported Unicode escape sequence
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LINE 1: SELECT jsonb '{ "a": "null \u0000 escape" }' as fails;
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^
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DETAIL: \u0000 cannot be converted to text.
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CONTEXT: JSON data, line 1: { "a":...
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SELECT jsonb '{ "a": "null \\u0000 escape" }' as not_an_escape;
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not_an_escape
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------------------------------
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{"a": "null \\u0000 escape"}
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(1 row)
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SELECT jsonb '{ "a": "the Copyright \u00a9 sign" }' ->> 'a' as correct_in_utf8;
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ERROR: unsupported Unicode escape sequence
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LINE 1: SELECT jsonb '{ "a": "the Copyright \u00a9 sign" }' ->> 'a'...
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^
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DETAIL: Unicode escape values cannot be used for code point values above 007F when the server encoding is not UTF8.
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CONTEXT: JSON data, line 1: { "a":...
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SELECT jsonb '{ "a": "dollar \u0024 character" }' ->> 'a' as correct_everywhere;
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correct_everywhere
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--------------------
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dollar $ character
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(1 row)
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SELECT jsonb '{ "a": "dollar \\u0024 character" }' ->> 'a' as not_an_escape;
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not_an_escape
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-------------------------
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dollar \u0024 character
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(1 row)
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SELECT jsonb '{ "a": "null \u0000 escape" }' ->> 'a' as fails;
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ERROR: unsupported Unicode escape sequence
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LINE 1: SELECT jsonb '{ "a": "null \u0000 escape" }' ->> 'a' as fai...
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^
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DETAIL: \u0000 cannot be converted to text.
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CONTEXT: JSON data, line 1: { "a":...
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SELECT jsonb '{ "a": "null \\u0000 escape" }' ->> 'a' as not_an_escape;
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not_an_escape
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--------------------
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null \u0000 escape
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(1 row)
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