feat: create standalone native fnOS repository

app-src/internal/nginx/syntax_test.go

@@ -0,0 +1,44 @@
+package nginx
+
+import "testing"
+
+func TestValidateConfigSyntax(t *testing.T) {
+	valid := `server {
+    listen 80;
+    location / {
+        proxy_pass http://127.0.0.1:8080;
+    }
+}`
+	if err := ValidateConfigSyntax(valid); err != nil {
+		t.Fatalf("expected valid config: %v", err)
+	}
+
+	cases := []struct {
+		name    string
+		content string
+	}{
+		{"garbage line", "server {\n    1 1\n}\n"},
+		{"missing semicolon", "server {\n    listen 80\n}\n"},
+		{"unbalanced brace", "server {\n    listen 80;\n"},
+	}
+	for _, tc := range cases {
+		t.Run(tc.name, func(t *testing.T) {
+			if err := ValidateConfigSyntax(tc.content); err == nil {
+				t.Fatalf("expected error for %q", tc.name)
+			}
+		})
+	}
+
+	t.Run("allows comment lines", func(t *testing.T) {
+		content := `# 规则：测试
+server {
+    # 监听 80
+    listen 80;
+}
+# HTTP 跳转
+`
+		if err := ValidateConfigSyntax(content); err != nil {
+			t.Fatalf("expected comments to pass: %v", err)
+		}
+	})
+}