init: web_hgcg_server 初始化提交

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

app/service/appser/cache_test.go

@@ -0,0 +1,52 @@
+package appser
+
+import (
+	"strings"
+	"testing"
+
+	"videoweb/pub/pubdef"
+)
+
+func TestAppendChannelCode(t *testing.T) {
+	t.Parallel()
+
+	tests := []struct {
+		name        string
+		rawURL      string
+		channelCode string
+		wantContain string
+		wantSkip    bool
+	}{
+		{
+			name:        "append custom channel",
+			rawURL:      "https://example.com/app",
+			channelCode: "custom",
+			wantContain: "dc=custom",
+		},
+		{
+			name:        "fallback default channel",
+			rawURL:      "https://example.com/app",
+			channelCode: "",
+			wantContain: "dc=" + pubdef.DefaultChannelCode,
+		},
+		{
+			name:        "skip existing dc",
+			rawURL:      "https://example.com/app?dc=exists",
+			channelCode: "custom",
+			wantContain: "dc=exists",
+			wantSkip:    true,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got := appendChannelCode(tt.rawURL, tt.channelCode)
+			if !strings.Contains(got, tt.wantContain) {
+				t.Fatalf("appendChannelCode() = %q, want contain %q", got, tt.wantContain)
+			}
+			if tt.wantSkip && strings.Contains(got, "dc=custom") {
+				t.Fatalf("appendChannelCode() should keep existing dc: %q", got)
+			}
+		})
+	}
+}