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package parser
import (
"testing"
"github.com/stretchr/testify/suite"
"golang.org/x/text/encoding/traditionalchinese"
)
type ParserTestSuite struct{ suite.Suite }
func (s *ParserTestSuite) requireParseNoError(sql string) {
_, err := Parse([]byte(sql))
s.Require().NoError(err)
}
func (s *ParserTestSuite) TestParse() {
// Test stmt.
s.requireParseNoError(``)
s.requireParseNoError(`;`)
s.requireParseNoError(`;;;select 1;;;;`)
// Test expr.
s.requireParseNoError(`select 1 + 2 * 3`)
s.requireParseNoError(`select .0`)
s.requireParseNoError(`select a(1 + 1)`)
s.requireParseNoError(`select hEx'12'`)
s.requireParseNoError(`select x'12'`)
s.requireParseNoError(`select 0xABC`)
s.requireParseNoError(`select true and false or true and false or true`)
s.requireParseNoError(`SeLeCT '1' NoT LiKe '1';`)
s.requireParseNoError(`select a in (1,2) is not null not in (true)`)
s.requireParseNoError(`select count(*)`)
s.requireParseNoError(`select cast(a as fixed65535X1)`)
s.requireParseNoError(`select "now!" ( not a + b, aa( + 3 + .1 + 1. ) + - .3e-9 + 1.e-10, 'a' || 'b' and true )`)
// Test where.
s.requireParseNoError(`select * from abc where abc is null`)
s.requireParseNoError(`select * from abc where abc is not null`)
s.requireParseNoError(`select * from abc where abc in (1, 1)`)
s.requireParseNoError(`select * from abc where abc not in (1, 1)`)
s.requireParseNoError(`select * from abc where not true`)
s.requireParseNoError(`select * from abc where a like a + 1`)
s.requireParseNoError(`select * from abc where a like a + 1 escape '*'`)
s.requireParseNoError(`select * from abc where a like a + 1 escape a`)
// Test some logic expr and no from.
s.requireParseNoError(`select 1 where a is not null = b`)
s.requireParseNoError(`select 1 where null = null is null and true`)
s.requireParseNoError(`select 1 where null is null = null`)
s.requireParseNoError(`SELECT 1 + 2 WHERE 3 <> 4`)
// Test order by.
s.requireParseNoError(`select a=b+1 from a order by a desc`)
s.requireParseNoError(`select 1 from a order by b + 1 desc`)
s.requireParseNoError(`select 1 from a order by b + 1 nulls first`)
s.requireParseNoError(`select 1 from a order by b + 1 desc nulls last`)
// Test group by.
s.requireParseNoError(`select 1 from a group by b + 1`)
// Test insert.
s.requireParseNoError(`insert into "abc"(a) values (f(a, b),g(a),h())`)
s.requireParseNoError(`insert into "abc"(a) values (1,2,3), (f(a, b),g(a),h())`)
s.requireParseNoError(`insert into a default values`)
s.requireParseNoError(`insert into a values (default)`)
// Test update.
s.requireParseNoError(`update "~!@#$%^&*()" set b = default where a is null;`)
s.requireParseNoError(`update "~!@#$%^&*()" set b = default, a = 123 where a is null;`)
// Test delete.
s.requireParseNoError(`delete from a where b is null`)
// Test create table.
s.requireParseNoError(`create table a (a int32 not null unique primary key default 0)`)
s.requireParseNoError(`create table "~!@#$%^&*()" ( a int32 references b ( a ) , b string primary key, c address not null default 1 + 1 )`)
// Test create index.
s.requireParseNoError(`create unique index a on a (a)`)
s.requireParseNoError(`create index "~!@#$%^&*()" on ㄅ ( a , b )`)
s.requireParseNoError(`create index ㄅㄆㄇ on 👍 ( 🌍 , 💯 )`)
}
func (s *ParserTestSuite) TestParseRules() {
s.requireParseNoError(`
SELECT
C1,
*,
SUM(*),
COUNT(*) + 1,
*,
NOT A >= B,
NULL IS NULL,
C2 OR C3 AND TRUE OR FALSE,
C4 NOT IN (C5, 849, 2899 - C6),
C7 + C8 IN (C9, 5566, 9487 * C10),
C10 IS NULL,
C11 IS NOT NULL,
C12 LIKE 'dek_s%n',
C13 || C14 NOT LIKE 'cob%h__d%',
C15 LIKE 'dek_s\\%n' ESCAPE '\\',
C16 <= C17 + 45,
C18 >= C19 - 54,
C20 <> 46 * C21,
C22 != 64 / C22,
C23 < C24 % C25,
C26 > C27 / (C28 + C29),
C30 = C31 * (C32 - C33),
C34 || C35 || 'vm' || 'sql',
C36 + C37 - C38 * C39 / C40 % C41,
C42 - - C43 + + (C44) * -C45 ++ C46 / -C47,
C48 + CAST(C49 % C50 AS INT88) - TSAC(),
F(C51) * "F"(C52, "C53") + "!"('\U0010FFFF', '\x11\x23\xfd'),
0x845 - 0x6ea - 0xbf,
00244 - 1.56 + 24. - .34,
1.2e1 - 2.04e-5 + -4.53e+10,
1e1 + 1.e1 - .1e1,
-1e1 + -1.e1 - -.1e1,
0.0 + 0e0 - 0.e0 + .0e0 * 0.,
-0.0 + -0e0 - -0.e0 + -.0e0 * -0.,
'normal' || x'8e7a' || hex'abcdef' || C54
FROM T
WHERE W
GROUP BY
1,
C1,
C2 + 2,
C3 - C4,
C5 AND C6
ORDER BY
1,
2 ASC,
C1 DESC,
C2 NULLS FIRST,
C3 + C4 NULLS LAST,
C5 * (C6 - C7) ASC NULLS FIRST,
C8 || C9 || 'dexon' DESC NULLS LAST
LIMIT 218 OFFSET 2019;
UPDATE T
SET
C1 = C1 = C2 OR C3 <> C4,
C2 = C2 IS NOT NULL,
C3 = DEFAULT
WHERE W;
DELETE FROM T WHERE W;
INSERT INTO T DEFAULT VALUES;
INSERT INTO T VALUES (V1, V2, V3, V4, V5);
INSERT INTO T VALUES (DEFAULT, DEFAULT, DEFAULT, DEFAULT, DEFAULT);
INSERT INTO T (C1) VALUES (V1), (DEFAULT);
INSERT INTO T (C1, C2, C3)
VALUES (V1, V2, V3 + V4), (V5 IS NULL, DEFAULT, NULL);
CREATE TABLE T (
C1 UINT64 PRIMARY KEY AUTOINCREMENT,
C2 ADDRESS REFERENCES U (D) NOT NULL,
C3 UINT256 DEFAULT 3 * 2 + 1,
C4 BYTES5 DEFAULT 'hello',
C5 INT24 UNIQUE NOT NULL,
C6 TEXT
);
CREATE TABLE T (
C1 INT224,
C2 UINT168,
C3 FIXED72X0,
C4 UFIXED80X80,
C5 BYTES32,
C6 BYTES1,
C7 BYTE,
C8 BYTES,
C9 TEXT,
C10 STRING,
C11 ADDRESS,
C12 BOOL
);
CREATE INDEX I ON T (C1);
CREATE UNIQUE INDEX I ON T (C2, C3);
`)
}
func (s *ParserTestSuite) TestParseInvalidUTF8() {
query := `SELECT ㄅ FROM 東 WHERE — - ─ = ██`
query, err := traditionalchinese.Big5.NewEncoder().String(query)
s.Require().NoError(err)
s.requireParseNoError(query)
}
func TestParser(t *testing.T) {
suite.Run(t, new(ParserTestSuite))
}
|
