TestTreeTrailingSlashRedirect() — gin Function Reference

Source Code

tree_test.go lines 570–674

func TestTreeTrailingSlashRedirect(t *testing.T) {
	tree := &node{}

	routes := [...]string{
		"/hi",
		"/b/",
		"/search/:query",
		"/cmd/:tool/",
		"/src/*filepath",
		"/x",
		"/x/y",
		"/y/",
		"/y/z",
		"/0/:id",
		"/0/:id/1",
		"/1/:id/",
		"/1/:id/2",
		"/aa",
		"/a/",
		"/admin",
		"/admin/:category",
		"/admin/:category/:page",
		"/doc",
		"/doc/go_faq.html",
		"/doc/go1.html",
		"/no/a",
		"/no/b",
		"/api/:page/:name",
		"/api/hello/:name/bar/",
		"/api/bar/:name",
		"/api/baz/foo",
		"/api/baz/foo/bar",
		"/blog/:p",
		"/posts/:b/:c",
		"/posts/b/:c/d/",
		"/vendor/:x/*y",
	}
	for _, route := range routes {
		recv := catchPanic(func() {
			tree.addRoute(route, fakeHandler(route))
		})
		if recv != nil {
			t.Fatalf("panic inserting route '%s': %v", route, recv)
		}
	}

	tsrRoutes := [...]string{
		"/hi/",
		"/b",
		"/search/gopher/",
		"/cmd/vet",
		"/src",
		"/x/",
		"/y",
		"/0/go/",
		"/1/go",
		"/a",
		"/admin/",
		"/admin/config/",
		"/admin/config/permissions/",
		"/doc/",
		"/admin/static/",
		"/admin/cfg/",
		"/admin/cfg/users/",
		"/api/hello/x/bar",
		"/api/baz/foo/",
		"/api/baz/bax/",
		"/api/bar/huh/",
		"/api/baz/foo/bar/",
		"/api/world/abc/",
		"/blog/pp/",
		"/posts/b/c/d",
		"/vendor/x",
	}

	for _, route := range tsrRoutes {
		value := tree.getValue(route, nil, getSkippedNodes(), false)
		if value.handlers != nil {
			t.Fatalf("non-nil handler for TSR route '%s", route)
		} else if !value.tsr {
			t.Errorf("expected TSR recommendation for route '%s'", route)
		}
	}

	noTsrRoutes := [...]string{
		"/",
		"/no",
		"/no/",
		"/_",
		"/_/",
		"/api",
		"/api/",
		"/api/hello/x/foo",
		"/api/baz/foo/bad",
		"/foo/p/p",
	}
	for _, route := range noTsrRoutes {
		value := tree.getValue(route, nil, getSkippedNodes(), false)
		if value.handlers != nil {
			t.Fatalf("non-nil handler for No-TSR route '%s", route)
		} else if value.tsr {
			t.Errorf("expected no TSR recommendation for route '%s'", route)
		}
	}
}