fix: ensure settings are passed with properties in tenant set (#25)

knock/tenants.go

@@ -118,11 +118,24 @@ func (ts *tenantsService) Get(ctx context.Context, getTenantRequest *GetTenantRe
 func (ts *tenantsService) Set(ctx context.Context, setTenantRequest *SetTenantRequest) (*Tenant, error) {
 	path := tenantAPIPath(setTenantRequest.ID)
 
-	if len(setTenantRequest.Properties) == 0 {
-		return nil, &Error{msg: "Must set at least one property"}
+	if len(setTenantRequest.Properties) == 0 || len(setTenantRequest.Settings) == 0 {
+		return nil, &Error{msg: "Must set at least one property or settings"}
 	}
 
-	req, err := ts.client.newRequest(http.MethodPut, path, setTenantRequest.Properties, nil)
+	// Copy the properties ready to be sent to the API
+	properties := make(map[string]interface{})
+
+	for k, v := range setTenantRequest.Properties {
+		properties[k] = v
+	}
+
+	if len(setTenantRequest.Settings) > 0 {
+		// For simplicity we add "settings" under a key in properties, because that's what
+		// we want to send to the API anyway.
+		properties["settings"] = setTenantRequest.Settings
+	}
+
+	req, err := ts.client.newRequest(http.MethodPut, path, properties, nil)
 	if err != nil {
 		return nil, errors.Wrap(err, "error creating request for set tenant")
 	}

knock/tenants_test.go

@@ -2,9 +2,11 @@ package knock
 
 import (
 	"context"
+	"encoding/json"
 	"net/http"
 	"net/http/httptest"
 	"testing"
+	"io"
 
 	qt "github.com/frankban/quicktest"
 )
@@ -14,7 +16,24 @@ func TestTenants_Set(t *testing.T) {
 
 	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		w.WriteHeader(200)
+
+		bodyBytes, _ := io.ReadAll(r.Body)
+		requestData := make(map[string]interface{})
+		json.Unmarshal([]byte(bodyBytes), &requestData)
+		expected := map[string]interface{}{
+			"name": "cool-tenant-1",
+			"settings": map[string]interface{}{
+				"branding": map[string]interface{}{
+					"primary_color": "#FFFFFF",
+				},
+			},
+		}
+
+		// Make sure the request looks as expected
+		c.Assert(expected, qt.DeepEquals, requestData)
+
 		out := `{"__typename":"Tenant","created_at":null,"id":"cool-tenant2","properties":{"name":"cool-tenant-1"},"settings":{"branding":{"primary_color":"#FFFFFF"}},"updated_at":"2022-05-26T13:59:20.701Z"}`
+
 		_, err := w.Write([]byte(out))
 		c.Assert(err, qt.IsNil)
 	}))