Update node_test.go with TestWildcardNodeMatchRoute test case

Author: WheeskyJack

mux/node_test.go

@@ -1,6 +1,7 @@
 package mux
 
 import (
+	"reflect"
 	"testing"
 
 	"github.com/vardius/gorouter/v4/context"
@@ -39,7 +40,7 @@ type mockroute struct {
 	handler interface{}
 }
 
-func newRoute(h interface{}) *mockroute {
+func newMockRoute(h interface{}) *mockroute {
 	if h == nil {
 		panic("Handler can not be nil.")
 	}
@@ -54,13 +55,14 @@ func (r *mockroute) Handler() interface{} {
 }
 
 func TestStaticNodeMatchRoute(t *testing.T) {
-	homeRoute := newRoute("testhomeroute")
-	searchRoute := newRoute("testsearchroute")
+	paramSize := 3
+	homeRoute := newMockRoute("testhomeroute")
+	searchRoute := newMockRoute("testsearchroute")
 
-	homeSkipSubpath := staticNode{name: "home", route: homeRoute, maxParamsSize: 3}
+	homeSkipSubpath := staticNode{name: "home", route: homeRoute, maxParamsSize: uint8(paramSize)}
 	homeSkipSubpath.SkipSubPath()
 
-	home := staticNode{name: "home", route: nil, maxParamsSize: 3}
+	home := staticNode{name: "home", route: nil, maxParamsSize: uint8(paramSize)}
 	home.WithRoute(homeRoute)
 
 	search := NewNode("search", home.MaxParamsSize())
@@ -81,21 +83,21 @@ func TestStaticNodeMatchRoute(t *testing.T) {
 			node:           home,
 			path:           "home",
 			expectedRoute:  homeRoute,
-			expectedParams: make(context.Params, 3),
+			expectedParams: make(context.Params, paramSize),
 		},
 		{
 			name:           "Exact Match with Skip SubPath",
 			node:           homeSkipSubpath,
 			path:           "home/about",
 			expectedRoute:  homeRoute,
-			expectedParams: make(context.Params, 3),
+			expectedParams: make(context.Params, paramSize),
 		},
 		{
 			name:           "Match with SubPath",
 			node:           home,
 			path:           "home/search",
 			expectedRoute:  searchRoute,
-			expectedParams: make(context.Params, 3),
+			expectedParams: make(context.Params, paramSize),
 		},
 		{
 			name:           "No Match",
@@ -119,7 +121,91 @@ func TestStaticNodeMatchRoute(t *testing.T) {
 			if route != tt.expectedRoute {
 				t.Errorf("%s: expected route %v, got %v", tt.name, tt.expectedRoute, route)
 			}
-			if len(params) != len(tt.expectedParams) {
+			if !reflect.DeepEqual(params, tt.expectedParams) {
+				t.Errorf("%s: expected params %v, got %v", tt.name, tt.expectedParams, params)
+			}
+		})
+	}
+}
+
+func TestWildcardNodeMatchRoute(t *testing.T) {
+	paramSize := 3
+	productRoute := newMockRoute("testproductroute")
+	itemRoute := newMockRoute("testitemroute")
+	viewRoute := newMockRoute("testviewroute")
+	params := make(context.Params, paramSize)
+
+	product := staticNode{name: "product", route: nil, maxParamsSize: uint8(paramSize)}
+	product.WithRoute(productRoute)
+
+	// Create a wildcard node for "{item}" under "product"
+	item := NewNode("{item}", product.MaxParamsSize())
+	item.WithRoute(itemRoute)
+
+	view := NewNode("view", product.MaxParamsSize()+1)
+	view.WithRoute(viewRoute)
+
+	// Build the tree structure
+	product.WithChildren(product.Tree().withNode(item).sort())
+	item.WithChildren(item.Tree().withNode(view).sort())
+	product.WithChildren(product.Tree().Compile())
+
+	// Create a static node for "product" with skip subpath functionality
+	productSkipSubpath := staticNode{name: "product", route: nil, maxParamsSize: uint8(paramSize)}
+	productSkipSubpath.WithRoute(productRoute)
+
+	itemSkipSubpath := NewNode("{item}", productSkipSubpath.MaxParamsSize()) // wildcardNode
+	itemSkipSubpath.WithRoute(itemRoute)
+	itemSkipSubpath.SkipSubPath()
+
+	// Build the tree structure
+	productSkipSubpath.WithChildren(productSkipSubpath.Tree().withNode(itemSkipSubpath).sort())
+	productSkipSubpath.WithChildren(productSkipSubpath.Tree().Compile())
+
+	tests := []struct {
+		name           string
+		node           staticNode
+		path           string
+		expectedRoute  Route
+		expectedParams context.Params
+	}{
+		{
+			name:           "Exact Match",
+			node:           product,
+			path:           "product/item1",
+			expectedRoute:  itemRoute,
+			expectedParams: append(params, context.Param{Key: "item", Value: "item1"}),
+		},
+		{
+			name:           "Match with SubPath",
+			node:           product,
+			path:           "product/item1/view",
+			expectedRoute:  viewRoute,
+			expectedParams: append(params, context.Param{Key: "item", Value: "item1"}),
+		},
+		{
+			name:           "Exact Match with Skip SubPath",
+			node:           productSkipSubpath,
+			path:           "product/item1/order",
+			expectedRoute:  itemRoute,
+			expectedParams: append(params, context.Param{Key: "item", Value: "item1"}),
+		},
+		{
+			name:           "No Match with SubPath",
+			node:           product,
+			path:           "product/item1/order",
+			expectedRoute:  nil,
+			expectedParams: nil,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			route, params := tt.node.MatchRoute(tt.path)
+			if route != tt.expectedRoute {
+				t.Errorf("%s: expected route %v, got %v", tt.name, tt.expectedRoute, route)
+			}
+			if !reflect.DeepEqual(params, tt.expectedParams) {
 				t.Errorf("%s: expected params %v, got %v", tt.name, tt.expectedParams, params)
 			}
 		})