func TestRouter_Build_withSizeHint(t *testing.T) {
for _, v := range []struct {
key string
sizeHint int
expect int
}{
{"/user", 0, 0},
{"/user", 1, 1},
{"/user", 2, 2},
{"/user/:id", 3, 3},
{"/user/:id/:group", 0, 0},
{"/user/:id/:group", 1, 1},
} {
r := denco.New()
r.SizeHint = v.sizeHint
records := []denco.Record{
{v.key, "value"},
}
if err := r.Build(records); err != nil {
t.Fatal(err)
}
actual := r.SizeHint
expect := v.expect
if !reflect.DeepEqual(actual, expect) {
t.Errorf(`Router.Build(%#v); Router.SizeHint => (%[2]T=%#[2]v); want (%[3]T=%#[3]v)`, records, actual, expect)
}
}
}
func TestRouter_Build_withoutSizeHint(t *testing.T) {
for _, v := range []struct {
keys []string
sizeHint int
}{
{[]string{"/user"}, 0},
{[]string{"/user/:id"}, 1},
{[]string{"/user/:id/post"}, 1},
{[]string{"/user/:id/:group"}, 2},
{[]string{"/user/:id/post/:cid"}, 2},
{[]string{"/user/:id/post/:cid", "/admin/:id/post/:cid"}, 2},
{[]string{"/user/:id", "/admin/:id/post/:cid"}, 2},
{[]string{"/user/:id/post/:cid", "/admin/:id/post/:cid/:type"}, 3},
} {
r := denco.New()
actual := r.SizeHint
expect := -1
if !reflect.DeepEqual(actual, expect) {
t.Errorf(`before Build; Router.SizeHint => (%[1]T=%#[1]v); want (%[2]T=%#[2]v)`, actual, expect)
}
records := make([]denco.Record, len(v.keys))
for i, k := range v.keys {
records[i] = denco.Record{Key: k, Value: "value"}
}
if err := r.Build(records); err != nil {
t.Fatal(err)
}
actual = r.SizeHint
expect = v.sizeHint
if !reflect.DeepEqual(actual, expect) {
t.Errorf(`Router.Build(%#v); Router.SizeHint => (%[2]T=%#[2]v); want (%[3]T=%#[3]v)`, records, actual, expect)
}
}
}
func benchmarkRouterBuild(b *testing.B, records []denco.Record) {
for i := 0; i < b.N; i++ {
router := denco.New()
if err := router.Build(records); err != nil {
b.Fatal(err)
}
}
}
func (d *defaultRouteBuilder) Build() *defaultRouter {
routers := make(map[string]*denco.Router)
for method, records := range d.records {
router := denco.New()
router.Build(records)
routers[method] = router
}
return &defaultRouter{
spec: d.spec,
routers: routers,
}
}
func TestRouter_Build(t *testing.T) {
// test for duplicate name of path parameters.
func() {
r := denco.New()
if err := r.Build([]denco.Record{
{"/:user/:id/:id", "testroute0"},
{"/:user/:user/:id", "testroute0"},
}); err == nil {
t.Errorf("no error returned by duplicate name of path parameters")
}
}()
}
func runLookupTest(t *testing.T, records []denco.Record, testcases []testcase) {
r := denco.New()
if err := r.Build(records); err != nil {
t.Fatal(err)
}
for _, testcase := range testcases {
data, params, found := r.Lookup(testcase.path)
if !reflect.DeepEqual(data, testcase.value) || !reflect.DeepEqual(params, denco.Params(testcase.params)) || !reflect.DeepEqual(found, testcase.found) {
t.Errorf("Router.Lookup(%q) => (%#v, %#v, %#v), want (%#v, %#v, %#v)", testcase.path, data, params, found, testcase.value, denco.Params(testcase.params), testcase.found)
}
}
}
func benchmarkRouterLookupSingleParam(b *testing.B, records []denco.Record) {
router := denco.New()
if err := router.Build(records); err != nil {
b.Fatal(err)
}
record := pickTestRecord(records)
b.ResetTimer()
for i := 0; i < b.N; i++ {
if _, _, found := router.Lookup(record.Key); !found {
b.Fail()
}
}
}
func benchmarkRouterLookupStatic(b *testing.B, n int) {
b.StopTimer()
router := denco.New()
records := makeTestStaticRecords(n)
if err := router.Build(records); err != nil {
b.Fatal(err)
}
record := pickTestRecord(records)
b.StartTimer()
for i := 0; i < b.N; i++ {
if r, _, _ := router.Lookup(record.Key); r != record.Value {
b.Fail()
}
}
}
func TestRouter_Lookup_withManyRoutes(t *testing.T) {
n := 1000
rand.Seed(time.Now().UnixNano())
records := make([]denco.Record, n)
for i := 0; i < n; i++ {
records[i] = denco.Record{Key: "/" + randomString(rand.Intn(50)+10), Value: fmt.Sprintf("route%d", i)}
}
router := denco.New()
if err := router.Build(records); err != nil {
t.Fatal(err)
}
for _, r := range records {
data, params, found := router.Lookup(r.Key)
if !reflect.DeepEqual(data, r.Value) || len(params) != 0 || !reflect.DeepEqual(found, true) {
t.Errorf("Router.Lookup(%q) => (%#v, %#v, %#v), want (%#v, %#v, %#v)", r.Key, data, len(params), found, r.Value, 0, true)
}
}
}