fork github.com/doug-martin

exp/window_test.go

@@ -0,0 +1,84 @@
+package exp_test
+
+import (
+	"testing"
+
+	"git.fsdpf.net/go/db/v2/exp"
+	"github.com/stretchr/testify/suite"
+)
+
+type windowExpressionTest struct {
+	suite.Suite
+}
+
+func TestWindowExpressionSuite(t *testing.T) {
+	suite.Run(t, new(windowExpressionTest))
+}
+
+func (wet *windowExpressionTest) TestClone() {
+	w := exp.NewWindowExpression(exp.NewIdentifierExpression("", "", "w"), nil, nil, nil)
+	w2 := w.Clone()
+
+	wet.Equal(w, w2)
+}
+
+func (wet *windowExpressionTest) TestExpression() {
+	w := exp.NewWindowExpression(exp.NewIdentifierExpression("", "", "w"), nil, nil, nil)
+	w2 := w.Expression()
+
+	wet.Equal(w, w2)
+}
+
+func (wet *windowExpressionTest) TestName() {
+	name := exp.NewIdentifierExpression("", "", "w")
+	w := exp.NewWindowExpression(exp.NewIdentifierExpression("", "", "w"), nil, nil, nil)
+
+	wet.Equal(name, w.Name())
+}
+
+func (wet *windowExpressionTest) TestPartitionCols() {
+	cols := exp.NewColumnListExpression("a", "b")
+	w := exp.NewWindowExpression(exp.NewIdentifierExpression("", "", "w"), nil, cols, nil)
+
+	wet.Equal(cols, w.PartitionCols())
+	wet.Equal(cols, w.Clone().(exp.WindowExpression).PartitionCols())
+}
+
+func (wet *windowExpressionTest) TestOrderCols() {
+	cols := exp.NewColumnListExpression("a", "b")
+	w := exp.NewWindowExpression(exp.NewIdentifierExpression("", "", "w"), nil, nil, cols)
+
+	wet.Equal(cols, w.OrderCols())
+	wet.Equal(cols, w.Clone().(exp.WindowExpression).OrderCols())
+}
+
+func (wet *windowExpressionTest) TestPartitionBy() {
+	cols := exp.NewColumnListExpression("a", "b")
+	w := exp.NewWindowExpression(exp.NewIdentifierExpression("", "", "w"), nil, nil, nil).PartitionBy("a", "b")
+
+	wet.Equal(cols, w.PartitionCols())
+}
+
+func (wet *windowExpressionTest) TestOrderBy() {
+	cols := exp.NewColumnListExpression("a", "b")
+	w := exp.NewWindowExpression(exp.NewIdentifierExpression("", "", "w"), nil, nil, nil).OrderBy("a", "b")
+
+	wet.Equal(cols, w.OrderCols())
+}
+
+func (wet *windowExpressionTest) TestParent() {
+	parent := exp.NewIdentifierExpression("", "", "w1")
+	w := exp.NewWindowExpression(exp.NewIdentifierExpression("", "", "w"), parent, nil, nil)
+
+	wet.Equal(parent, w.Parent())
+}
+
+func (wet *windowExpressionTest) TestInherit() {
+	parent := exp.NewIdentifierExpression("", "", "w1")
+	w := exp.NewWindowExpression(exp.NewIdentifierExpression("", "", "w"), parent, nil, nil)
+
+	wet.Equal(parent, w.Parent())
+
+	w = w.Inherit("w2")
+	wet.Equal(exp.NewIdentifierExpression("", "", "w2"), w.Parent())
+}