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package parser
import (
"testing"
"github.com/stretchr/testify/suite"
)
type ParserTestSuite struct{ suite.Suite }
func (s *ParserTestSuite) requireParseNoError(sql string) {
_, err := ParseString(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 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`)
// 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 )`)
}
func TestParser(t *testing.T) {
suite.Run(t, new(ParserTestSuite))
}
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