323 lines
7.9 KiB
Go
323 lines
7.9 KiB
Go
package main
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import (
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"bufio"
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"bytes"
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"encoding/json"
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"io"
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"net/http"
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"net/http/httptest"
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"strings"
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"testing"
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"time"
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"github.com/egoist/mygo/ui"
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"github.com/ZacharyZhang-NY/MujicaUI/core"
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"github.com/ZacharyZhang-NY/MujicaUI/input"
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)
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// mirrorRig serves a one-field view through the web mirror.
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type mirrorRig struct {
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t *testing.T
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m *mirror
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srv *httptest.Server
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text string
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}
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func newMirrorRig(t *testing.T) *mirrorRig {
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r := &mirrorRig{t: t}
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var h http.Handler
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r.m, h = newMirror(func(c *ui.Context) {
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core.Use(c, core.Settings{})
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ui.Column(c).Padding(40).Children(func() {
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input.TextInput(c, &r.text, input.TextInputOptions{Label: "Ledger"})
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})
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})
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r.srv = httptest.NewServer(h)
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t.Cleanup(r.srv.Close)
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return r
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}
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func (r *mirrorRig) post(in webEvent) int {
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r.t.Helper()
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body, err := json.Marshal(in)
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if err != nil {
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r.t.Fatal(err)
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}
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res, err := http.Post(r.srv.URL+"/input", "application/json", bytes.NewReader(body))
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if err != nil {
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r.t.Fatal(err)
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}
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res.Body.Close()
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return res.StatusCode
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}
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func (r *mirrorRig) get(path string) []byte {
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r.t.Helper()
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res, err := http.Get(r.srv.URL + path)
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if err != nil {
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r.t.Fatal(err)
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}
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defer res.Body.Close()
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if res.StatusCode != http.StatusOK {
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r.t.Fatalf("GET %s: %d", path, res.StatusCode)
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}
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b, err := io.ReadAll(res.Body)
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if err != nil {
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r.t.Fatal(err)
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}
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return b
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}
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func (r *mirrorRig) value() string {
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r.m.mu.Lock()
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defer r.m.mu.Unlock()
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return r.text
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}
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func TestMirrorServesPageAndFirstNotice(t *testing.T) {
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r := newMirrorRig(t)
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if page := r.get("/"); !bytes.Contains(page, []byte("<canvas id=\"screen\"")) {
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t.Fatal("index has no canvas")
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}
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res, err := http.Get(r.srv.URL + "/events")
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if err != nil {
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t.Fatal(err)
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}
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defer res.Body.Close()
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line, err := bufio.NewReader(res.Body).ReadString('\n')
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if err != nil {
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t.Fatal(err)
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}
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if !strings.HasPrefix(line, `data: {"seq":`) {
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t.Fatalf("first event %q", line)
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}
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}
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func TestMirrorTypingAndIMEReachTheView(t *testing.T) {
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r := newMirrorRig(t)
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before := r.get("/frame.png")
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if code := r.post(webEvent{Type: "key", Code: "Tab"}); code != http.StatusNoContent {
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t.Fatalf("tab: %d", code)
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}
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for _, ch := range "Ave" {
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r.post(webEvent{Type: "key", Code: "Key" + strings.ToUpper(string(ch)), Text: string(ch), Mods: []bool{ch == 'A'}})
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}
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r.post(webEvent{Type: "compose", Text: "宫廷", Caret: 2})
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r.post(webEvent{Type: "compose"})
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r.post(webEvent{Type: "text", Text: "宫廷"})
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if got := r.value(); got != "Ave宫廷" {
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t.Fatalf("value %q, want %q", got, "Ave宫廷")
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}
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if bytes.Equal(before, r.get("/frame.png")) {
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t.Fatal("frame did not change after typing")
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}
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}
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func TestMirrorRejectsBadInput(t *testing.T) {
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r := newMirrorRig(t)
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for name, in := range map[string]webEvent{
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"unknown type": {Type: "teleport"},
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"unmapped code": {Type: "key", Code: "Hyper"},
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"tiny window": {Type: "resize", W: 10, H: 10, Scale: 1},
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} {
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if code := r.post(in); code != http.StatusBadRequest {
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t.Errorf("%s: %d, want 400", name, code)
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}
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}
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res, err := http.Post(r.srv.URL+"/input", "application/json", strings.NewReader("{"))
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if err != nil {
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t.Fatal(err)
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}
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res.Body.Close()
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if res.StatusCode != http.StatusBadRequest {
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t.Fatalf("bad json: %d", res.StatusCode)
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}
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}
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// mirrorWith serves view through a mirror for one test.
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func mirrorWith(t *testing.T, view func(c *ui.Context)) (*mirror, *httptest.Server) {
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m, h := newMirror(view)
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srv := httptest.NewServer(h)
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t.Cleanup(srv.Close)
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return m, srv
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}
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func postInput(t *testing.T, srv *httptest.Server, in webEvent) {
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t.Helper()
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body, err := json.Marshal(in)
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if err != nil {
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t.Fatal(err)
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}
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res, err := http.Post(srv.URL+"/input", "application/json", bytes.NewReader(body))
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if err != nil {
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t.Fatal(err)
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}
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res.Body.Close()
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if res.StatusCode != http.StatusNoContent {
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t.Fatalf("%s: %d", in.Type, res.StatusCode)
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}
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}
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func TestMirrorTimersFireWithoutInput(t *testing.T) {
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start := time.Now()
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var late bool
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m, _ := mirrorWith(t, func(c *ui.Context) {
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core.Use(c, core.Settings{})
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late = c.Now().Sub(start) > 300*time.Millisecond
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if !late {
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c.After(350 * time.Millisecond)
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}
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})
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time.Sleep(900 * time.Millisecond)
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m.mu.Lock()
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defer m.mu.Unlock()
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if !late {
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t.Fatal("the view was not rebuilt after its timer with no input")
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}
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}
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func TestMirrorModifiedClickNeedsReleaseInPlace(t *testing.T) {
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clicks := 0
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_, srv := mirrorWith(t, func(c *ui.Context) {
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core.Use(c, core.Settings{})
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ui.Column(c).Padding(20).Children(func() {
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if input.Button(c, "Seal", input.ButtonOptions{}).Clicked() {
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clicks++
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}
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})
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})
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shift := []bool{true}
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postInput(t, srv, webEvent{Type: "down", X: 40, Y: 35, Mods: shift})
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postInput(t, srv, webEvent{Type: "up", X: 400, Y: 400, Mods: shift})
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postInput(t, srv, webEvent{Type: "down", X: 40, Y: 35, Mods: shift})
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postInput(t, srv, webEvent{Type: "up", X: 41, Y: 35, Mods: shift})
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if clicks != 1 {
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t.Fatalf("clicks %d, want 1 (released elsewhere must not click)", clicks)
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}
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}
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func TestMirrorForwardsRepeatedCopy(t *testing.T) {
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m, _ := mirrorWith(t, func(c *ui.Context) { core.Use(c, core.Settings{}) })
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ch := make(chan []byte, 8)
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m.mu.Lock()
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m.subs[ch] = struct{}{}
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notices := 0
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for range 2 {
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m.tt.SetClipboard("same")
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m.copied = true
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if m.capture() {
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notices++
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}
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}
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m.mu.Unlock()
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if notices != 2 {
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t.Fatalf("repeated copy of the same text notified %d times, want 2", notices)
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}
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for range 2 {
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msg := <-ch
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if !bytes.Contains(msg, []byte(`"clipboard":"same"`)) {
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t.Fatalf("notice %s", msg)
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}
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}
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}
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func TestMirrorMapsNumpad(t *testing.T) {
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r := newMirrorRig(t)
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r.post(webEvent{Type: "key", Code: "Tab"})
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if code := r.post(webEvent{Type: "key", Code: "Numpad7", Text: "7"}); code != http.StatusNoContent {
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t.Fatalf("numpad: %d", code)
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}
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if got := r.value(); got != "7" {
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t.Fatalf("value %q", got)
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}
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}
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func TestMirrorForwardsEveryAnnouncement(t *testing.T) {
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m, srv := mirrorWith(t, func(c *ui.Context) {
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core.Use(c, core.Settings{})
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ui.Column(c).Padding(20).Children(func() {
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if input.Button(c, "Ring", input.ButtonOptions{}).Clicked() {
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c.Announce("bell rung")
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}
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})
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})
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ch := make(chan []byte, 64)
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m.mu.Lock()
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m.subs[ch] = struct{}{}
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m.mu.Unlock()
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for range 2 {
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postInput(t, srv, webEvent{Type: "down", X: 40, Y: 35})
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postInput(t, srv, webEvent{Type: "up", X: 40, Y: 35})
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}
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heard := 0
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for len(ch) > 0 {
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if bytes.Contains(<-ch, []byte("bell rung")) {
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heard++
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}
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}
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if heard != 2 {
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t.Fatalf("announcements forwarded %d times, want 2", heard)
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}
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}
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func TestMirrorModifiedClickReleasedJustOutsideDoesNotClick(t *testing.T) {
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clicks := 0
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var box ui.Rect
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m, srv := mirrorWith(t, func(c *ui.Context) {
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core.Use(c, core.Settings{})
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ui.Column(c).Padding(20).AlignItems(ui.Start).Children(func() {
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b := input.Button(c, "Seal", input.ButtonOptions{})
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box = b.Bounds()
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if b.Clicked() {
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clicks++
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}
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})
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})
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m.mu.Lock()
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m.tt.Frame()
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r := box
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m.mu.Unlock()
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shift := []bool{true}
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y := r.Y + r.H/2
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postInput(t, srv, webEvent{Type: "down", X: r.X + r.W - 1, Y: y, Mods: shift})
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postInput(t, srv, webEvent{Type: "up", X: r.X + r.W + 2, Y: y, Mods: shift})
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if clicks != 0 {
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t.Fatalf("clicks %d after releasing 2 DIP outside", clicks)
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}
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}
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func TestMirrorNotifiesEveryCopyOfEqualText(t *testing.T) {
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m, srv := mirrorWith(t, func(c *ui.Context) {
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core.Use(c, core.Settings{})
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ui.Column(c).Padding(20).Children(func() {
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if input.Button(c, "Copy", input.ButtonOptions{}).Clicked() {
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c.WriteClipboard("snippet")
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}
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})
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})
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ch := make(chan []byte, 64)
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m.mu.Lock()
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m.subs[ch] = struct{}{}
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m.mu.Unlock()
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for range 2 {
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postInput(t, srv, webEvent{Type: "down", X: 40, Y: 35})
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postInput(t, srv, webEvent{Type: "up", X: 40, Y: 35})
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}
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copies := 0
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for len(ch) > 0 {
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if bytes.Contains(<-ch, []byte(`"clipboard":"snippet"`)) {
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copies++
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}
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}
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if copies != 2 {
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t.Fatalf("copies forwarded %d, want 2", copies)
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}
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m.mu.Lock()
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defer m.mu.Unlock()
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if got := m.tt.Clipboard(); got != "snippet" {
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t.Fatalf("clipboard %q", got)
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}
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}
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