1 files changed, 82 insertions, 0 deletions
diff --git a/core/vm/sqlvm/parser_test.go b/core/vm/sqlvm/parser_test.go
new file mode 100644
index 000000000..e7dc18e95
--- /dev/null
+++ b/core/vm/sqlvm/parser_test.go
@@ -0,0 +1,82 @@
+package sqlvm
+
+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))
+}