fork github.com/doug-martin

exp/delete_clauses_test.go

@@ -0,0 +1,256 @@
+package exp_test
+
+import (
+	"testing"
+
+	"git.fsdpf.net/go/db/v2/exp"
+	"github.com/stretchr/testify/suite"
+)
+
+type deleteClausesSuite struct {
+	suite.Suite
+}
+
+func TestDeleteClausesSuite(t *testing.T) {
+	suite.Run(t, new(deleteClausesSuite))
+}
+
+func (dcs *deleteClausesSuite) TestHasFrom() {
+	c := exp.NewDeleteClauses()
+	c2 := c.SetFrom(exp.NewIdentifierExpression("", "test", ""))
+
+	dcs.False(c.HasFrom())
+
+	dcs.True(c2.HasFrom())
+}
+
+func (dcs *deleteClausesSuite) TestFrom() {
+	c := exp.NewDeleteClauses()
+	ti := exp.NewIdentifierExpression("", "a", "")
+	c2 := c.SetFrom(ti)
+
+	dcs.Nil(c.From())
+
+	dcs.Equal(ti, c2.From())
+}
+
+func (dcs *deleteClausesSuite) TestSetFrom() {
+	c := exp.NewDeleteClauses()
+	ti := exp.NewIdentifierExpression("", "a", "")
+	c2 := c.SetFrom(ti)
+
+	dcs.Nil(c.From())
+
+	dcs.Equal(ti, c2.From())
+}
+
+func (dcs *deleteClausesSuite) TestWhere() {
+	w := exp.Ex{"a": 1}
+
+	c := exp.NewDeleteClauses()
+	c2 := c.WhereAppend(w)
+
+	dcs.Nil(c.Where())
+
+	dcs.Equal(exp.NewExpressionList(exp.AndType, w), c2.Where())
+}
+
+func (dcs *deleteClausesSuite) TestClearWhere() {
+	w := exp.Ex{"a": 1}
+
+	c := exp.NewDeleteClauses().WhereAppend(w)
+	c2 := c.ClearWhere()
+
+	dcs.Equal(exp.NewExpressionList(exp.AndType, w), c.Where())
+
+	dcs.Nil(c2.Where())
+}
+
+func (dcs *deleteClausesSuite) TestWhereAppend() {
+	w := exp.Ex{"a": 1}
+	w2 := exp.Ex{"b": 2}
+
+	c := exp.NewDeleteClauses()
+	c2 := c.WhereAppend(w)
+
+	c3 := c.WhereAppend(w).WhereAppend(w2)
+
+	c4 := c.WhereAppend(w, w2)
+
+	dcs.Nil(c.Where())
+
+	dcs.Equal(exp.NewExpressionList(exp.AndType, w), c2.Where())
+	dcs.Equal(exp.NewExpressionList(exp.AndType, w).Append(w2), c3.Where())
+	dcs.Equal(exp.NewExpressionList(exp.AndType, w, w2), c4.Where())
+}
+
+func (dcs *deleteClausesSuite) TestOrder() {
+	oe := exp.NewIdentifierExpression("", "", "a").Desc()
+
+	c := exp.NewDeleteClauses()
+	c2 := c.SetOrder(oe)
+
+	dcs.Nil(c.Order())
+
+	dcs.Equal(exp.NewColumnListExpression(oe), c2.Order())
+}
+
+func (dcs *deleteClausesSuite) TestHasOrder() {
+	oe := exp.NewIdentifierExpression("", "", "a").Desc()
+
+	c := exp.NewDeleteClauses()
+	c2 := c.SetOrder(oe)
+
+	dcs.False(c.HasOrder())
+
+	dcs.True(c2.HasOrder())
+}
+
+func (dcs *deleteClausesSuite) TestClearOrder() {
+	oe := exp.NewIdentifierExpression("", "", "a").Desc()
+
+	c := exp.NewDeleteClauses().SetOrder(oe)
+	c2 := c.ClearOrder()
+
+	dcs.Equal(exp.NewColumnListExpression(oe), c.Order())
+
+	dcs.Nil(c2.Order())
+}
+
+func (dcs *deleteClausesSuite) TestSetOrder() {
+	oe := exp.NewIdentifierExpression("", "", "a").Desc()
+	oe2 := exp.NewIdentifierExpression("", "", "b").Desc()
+
+	c := exp.NewDeleteClauses().SetOrder(oe)
+	c2 := c.SetOrder(oe2)
+
+	dcs.Equal(exp.NewColumnListExpression(oe), c.Order())
+
+	dcs.Equal(exp.NewColumnListExpression(oe2), c2.Order())
+}
+
+func (dcs *deleteClausesSuite) TestOrderAppend() {
+	oe := exp.NewIdentifierExpression("", "", "a").Desc()
+	oe2 := exp.NewIdentifierExpression("", "", "b").Desc()
+
+	c := exp.NewDeleteClauses().SetOrder(oe)
+	c2 := c.OrderAppend(oe2)
+
+	dcs.Equal(exp.NewColumnListExpression(oe), c.Order())
+
+	dcs.Equal(exp.NewColumnListExpression(oe, oe2), c2.Order())
+}
+
+func (dcs *deleteClausesSuite) TestOrderPrepend() {
+	oe := exp.NewIdentifierExpression("", "", "a").Desc()
+	oe2 := exp.NewIdentifierExpression("", "", "b").Desc()
+
+	c := exp.NewDeleteClauses().SetOrder(oe)
+	c2 := c.OrderPrepend(oe2)
+
+	dcs.Equal(exp.NewColumnListExpression(oe), c.Order())
+
+	dcs.Equal(exp.NewColumnListExpression(oe2, oe), c2.Order())
+}
+
+func (dcs *deleteClausesSuite) TestLimit() {
+	l := 1
+
+	c := exp.NewDeleteClauses()
+	c2 := c.SetLimit(l)
+
+	dcs.Nil(c.Limit())
+
+	dcs.Equal(l, c2.Limit())
+}
+
+func (dcs *deleteClausesSuite) TestHasLimit() {
+	l := 1
+
+	c := exp.NewDeleteClauses()
+	c2 := c.SetLimit(l)
+
+	dcs.False(c.HasLimit())
+
+	dcs.True(c2.HasLimit())
+}
+
+func (dcs *deleteClausesSuite) TestCLearLimit() {
+	l := 1
+
+	c := exp.NewDeleteClauses().SetLimit(l)
+	c2 := c.ClearLimit()
+
+	dcs.True(c.HasLimit())
+
+	dcs.False(c2.HasLimit())
+}
+
+func (dcs *deleteClausesSuite) TestSetLimit() {
+	l := 1
+	l2 := 2
+
+	c := exp.NewDeleteClauses().SetLimit(l)
+	c2 := c.SetLimit(2)
+
+	dcs.Equal(l, c.Limit())
+
+	dcs.Equal(l2, c2.Limit())
+}
+
+func (dcs *deleteClausesSuite) TestCommonTables() {
+	cte := exp.NewCommonTableExpression(true, "test", newTestAppendableExpression(`SELECT * FROM "foo"`, []interface{}{}))
+
+	c := exp.NewDeleteClauses()
+	c2 := c.CommonTablesAppend(cte)
+
+	dcs.Nil(c.CommonTables())
+
+	dcs.Equal([]exp.CommonTableExpression{cte}, c2.CommonTables())
+}
+
+func (dcs *deleteClausesSuite) TestAddCommonTablesAppend() {
+	cte := exp.NewCommonTableExpression(true, "test", testSQLExpression("test_cte"))
+	cte2 := exp.NewCommonTableExpression(true, "test", testSQLExpression("test_cte2"))
+
+	c := exp.NewDeleteClauses().CommonTablesAppend(cte)
+	c2 := c.CommonTablesAppend(cte2)
+
+	dcs.Equal([]exp.CommonTableExpression{cte}, c.CommonTables())
+
+	dcs.Equal([]exp.CommonTableExpression{cte, cte2}, c2.CommonTables())
+}
+
+func (dcs *deleteClausesSuite) TestReturning() {
+	cl := exp.NewColumnListExpression(exp.NewIdentifierExpression("", "", "col"))
+
+	c := exp.NewDeleteClauses()
+	c2 := c.SetReturning(cl)
+
+	dcs.Nil(c.Returning())
+
+	dcs.Equal(cl, c2.Returning())
+}
+
+func (dcs *deleteClausesSuite) TestHasReturning() {
+	cl := exp.NewColumnListExpression(exp.NewIdentifierExpression("", "", "col"))
+
+	c := exp.NewDeleteClauses()
+	c2 := c.SetReturning(cl)
+
+	dcs.False(c.HasReturning())
+
+	dcs.True(c2.HasReturning())
+}
+
+func (dcs *deleteClausesSuite) TestSetReturning() {
+	cl := exp.NewColumnListExpression(exp.NewIdentifierExpression("", "", "col"))
+	cl2 := exp.NewColumnListExpression(exp.NewIdentifierExpression("", "", "col2"))
+
+	c := exp.NewDeleteClauses().SetReturning(cl)
+	c2 := c.SetReturning(cl2)
+
+	dcs.Equal(cl, c.Returning())
+
+	dcs.Equal(cl2, c2.Returning())
+}