fork github.com/doug-martin

2025-03-22 23:02:05 +08:00
commit f14642a736
131 changed files with 34555 additions and 0 deletions
@@ -0,0 +1,81 @@
+package exp_test
+
+import (
+	"testing"
+
+	"git.fsdpf.net/go/db/v2/exp"
+	"github.com/stretchr/testify/suite"
+)
+
+type castExpressionSuite struct {
+	suite.Suite
+	ce exp.CastExpression
+}
+
+func TestCastExpressionSuite(t *testing.T) {
+	suite.Run(t, &castExpressionSuite{
+		ce: exp.NewCastExpression(exp.NewIdentifierExpression("", "", "a"), "TEXT"),
+	})
+}
+
+func (ces *castExpressionSuite) TestClone() {
+	ces.Equal(ces.ce, ces.ce.Clone())
+}
+
+func (ces *castExpressionSuite) TestExpression() {
+	ces.Equal(ces.ce, ces.ce.Expression())
+}
+
+func (ces *castExpressionSuite) TestCasted() {
+	ces.Equal(exp.NewIdentifierExpression("", "", "a"), ces.ce.Casted())
+}
+
+func (ces *castExpressionSuite) TestType() {
+	ces.Equal(exp.NewLiteralExpression("TEXT"), ces.ce.Type())
+}
+
+func (ces *castExpressionSuite) TestAllOthers() {
+	ce := ces.ce
+	rv := exp.NewRangeVal(1, 2)
+	pattern := "cast like%"
+	inVals := []interface{}{1, 2}
+	testCases := []struct {
+		Ex       exp.Expression
+		Expected exp.Expression
+	}{
+		{Ex: ce.As("a"), Expected: exp.NewAliasExpression(ce, "a")},
+		{Ex: ce.Eq(1), Expected: exp.NewBooleanExpression(exp.EqOp, ce, 1)},
+		{Ex: ce.Neq(1), Expected: exp.NewBooleanExpression(exp.NeqOp, ce, 1)},
+		{Ex: ce.Gt(1), Expected: exp.NewBooleanExpression(exp.GtOp, ce, 1)},
+		{Ex: ce.Gte(1), Expected: exp.NewBooleanExpression(exp.GteOp, ce, 1)},
+		{Ex: ce.Lt(1), Expected: exp.NewBooleanExpression(exp.LtOp, ce, 1)},
+		{Ex: ce.Lte(1), Expected: exp.NewBooleanExpression(exp.LteOp, ce, 1)},
+		{Ex: ce.Asc(), Expected: exp.NewOrderedExpression(ce, exp.AscDir, exp.NoNullsSortType)},
+		{Ex: ce.Desc(), Expected: exp.NewOrderedExpression(ce, exp.DescSortDir, exp.NoNullsSortType)},
+		{Ex: ce.Between(rv), Expected: exp.NewRangeExpression(exp.BetweenOp, ce, rv)},
+		{Ex: ce.NotBetween(rv), Expected: exp.NewRangeExpression(exp.NotBetweenOp, ce, rv)},
+		{Ex: ce.Like(pattern), Expected: exp.NewBooleanExpression(exp.LikeOp, ce, pattern)},
+		{Ex: ce.NotLike(pattern), Expected: exp.NewBooleanExpression(exp.NotLikeOp, ce, pattern)},
+		{Ex: ce.ILike(pattern), Expected: exp.NewBooleanExpression(exp.ILikeOp, ce, pattern)},
+		{Ex: ce.NotILike(pattern), Expected: exp.NewBooleanExpression(exp.NotILikeOp, ce, pattern)},
+		{Ex: ce.RegexpLike(pattern), Expected: exp.NewBooleanExpression(exp.RegexpLikeOp, ce, pattern)},
+		{Ex: ce.RegexpNotLike(pattern), Expected: exp.NewBooleanExpression(exp.RegexpNotLikeOp, ce, pattern)},
+		{Ex: ce.RegexpILike(pattern), Expected: exp.NewBooleanExpression(exp.RegexpILikeOp, ce, pattern)},
+		{Ex: ce.RegexpNotILike(pattern), Expected: exp.NewBooleanExpression(exp.RegexpNotILikeOp, ce, pattern)},
+		{Ex: ce.In(inVals), Expected: exp.NewBooleanExpression(exp.InOp, ce, inVals)},
+		{Ex: ce.NotIn(inVals), Expected: exp.NewBooleanExpression(exp.NotInOp, ce, inVals)},
+		{Ex: ce.Is(true), Expected: exp.NewBooleanExpression(exp.IsOp, ce, true)},
+		{Ex: ce.IsNot(true), Expected: exp.NewBooleanExpression(exp.IsNotOp, ce, true)},
+		{Ex: ce.IsNull(), Expected: exp.NewBooleanExpression(exp.IsOp, ce, nil)},
+		{Ex: ce.IsNotNull(), Expected: exp.NewBooleanExpression(exp.IsNotOp, ce, nil)},
+		{Ex: ce.IsTrue(), Expected: exp.NewBooleanExpression(exp.IsOp, ce, true)},
+		{Ex: ce.IsNotTrue(), Expected: exp.NewBooleanExpression(exp.IsNotOp, ce, true)},
+		{Ex: ce.IsFalse(), Expected: exp.NewBooleanExpression(exp.IsOp, ce, false)},
+		{Ex: ce.IsNotFalse(), Expected: exp.NewBooleanExpression(exp.IsNotOp, ce, false)},
+		{Ex: ce.Distinct(), Expected: exp.NewSQLFunctionExpression("DISTINCT", ce)},
+	}
+
+	for _, tc := range testCases {
+		ces.Equal(tc.Expected, tc.Ex)
+	}
+}