Fix org membership delete, add test

zendesk/org_membership.go

@@ -40,8 +40,6 @@ func (c *client) ListOrganizationMembershipsByUserID(id int64) ([]OrganizationMe
 // DeleteOrganizationMembership removes an organization membership
 //
 // Zendesk Core API docs: https://developer.zendesk.com/rest_api/docs/core/organization_memberships#delete-membership
-func (c *client) DeleteOrganizationMembership(userId, orgId int64) error {
-	out := new(APIPayload)
-	err := c.delete(fmt.Sprintf("/api/v2/users/%d/organization_memberships/%d.json", userId, orgId), out)
-	return err
+func (c *client) DeleteOrganizationMembershipByID(id int64) error {
+	return c.delete(fmt.Sprintf("/api/v2/organization_memberships/%d.json", id), nil)
 }

zendesk/org_membership_test.go

@@ -50,6 +50,13 @@ func TestOrganizationMembershipCRUD(t *testing.T) {
 	require.Equal(t, found1, true)
 	found2 := isExistingMembership(*created2.UserID, *created2.OrganizationID, found)
 	require.Equal(t, found2, true)
+
+	// it should delete an organization membership
+	err = client.DeleteOrganizationMembershipByID(*created1.ID)
+	require.NoError(t, err)
+	found, err = client.ListOrganizationMembershipsByUserID(*user.ID)
+	require.NoError(t, err)
+	require.Len(t, found, 1)
 }
 
 func isExistingMembership(userId, orgId int64, memberships []OrganizationMembership) bool {

zendesk/zendesk.go

@@ -25,6 +25,7 @@ type Client interface {
 	DeleteOrganization(int64) error
 	DeleteTicket(int64) error
 	DeleteUser(int64) (*User, error)
+	DeleteOrganizationMembershipByID(int64) error
 	ListLocales() ([]Locale, error)
 	ListOrganizationMembershipsByUserID(id int64) ([]OrganizationMembership, error)
 	ListOrganizations(*ListOptions) ([]Organization, error)