1use crate::{
2 AnyWindowHandle, BackgroundExecutor, ClipboardItem, CursorStyle, DispatchTree, DisplayId,
3 ForegroundExecutor, Platform, PlatformDisplay, PlatformTextSystem, TestDisplay, TestWindow,
4 WindowOptions,
5};
6use anyhow::{anyhow, Result};
7use collections::VecDeque;
8use futures::channel::oneshot;
9use parking_lot::Mutex;
10use std::{
11 cell::RefCell,
12 path::PathBuf,
13 rc::{Rc, Weak},
14 sync::Arc,
15};
16
17pub struct TestPlatform {
18 background_executor: BackgroundExecutor,
19 foreground_executor: ForegroundExecutor,
20
21 active_window: Arc<Mutex<Option<AnyWindowHandle>>>,
22 active_display: Rc<dyn PlatformDisplay>,
23 active_cursor: Mutex<CursorStyle>,
24 current_clipboard_item: Mutex<Option<ClipboardItem>>,
25 pub(crate) prompts: RefCell<TestPrompts>,
26 weak: Weak<Self>,
27}
28
29#[derive(Default)]
30pub(crate) struct TestPrompts {
31 multiple_choice: VecDeque<oneshot::Sender<usize>>,
32 new_path: VecDeque<(PathBuf, oneshot::Sender<Option<PathBuf>>)>,
33}
34
35impl TestPlatform {
36 pub fn new(executor: BackgroundExecutor, foreground_executor: ForegroundExecutor) -> Rc<Self> {
37 Rc::new_cyclic(|weak| TestPlatform {
38 background_executor: executor,
39 foreground_executor,
40 prompts: Default::default(),
41 active_cursor: Default::default(),
42 active_display: Rc::new(TestDisplay::new()),
43 active_window: Default::default(),
44 current_clipboard_item: Mutex::new(None),
45 weak: weak.clone(),
46 })
47 }
48
49 pub(crate) fn simulate_new_path_selection(
50 &self,
51 select_path: impl FnOnce(&std::path::Path) -> Option<std::path::PathBuf>,
52 ) {
53 let (path, tx) = self
54 .prompts
55 .borrow_mut()
56 .new_path
57 .pop_front()
58 .expect("no pending new path prompt");
59 tx.send(select_path(&path)).ok();
60 }
61
62 pub(crate) fn simulate_prompt_answer(&self, response_ix: usize) {
63 let tx = self
64 .prompts
65 .borrow_mut()
66 .multiple_choice
67 .pop_front()
68 .expect("no pending multiple choice prompt");
69 tx.send(response_ix).ok();
70 }
71
72 pub(crate) fn has_pending_prompt(&self) -> bool {
73 !self.prompts.borrow().multiple_choice.is_empty()
74 }
75
76 pub(crate) fn prompt(&self) -> oneshot::Receiver<usize> {
77 let (tx, rx) = oneshot::channel();
78 self.prompts.borrow_mut().multiple_choice.push_back(tx);
79 rx
80 }
81}
82
83// todo!("implement out what our tests needed in GPUI 1")
84impl Platform for TestPlatform {
85 fn background_executor(&self) -> BackgroundExecutor {
86 self.background_executor.clone()
87 }
88
89 fn foreground_executor(&self) -> ForegroundExecutor {
90 self.foreground_executor.clone()
91 }
92
93 fn text_system(&self) -> Arc<dyn PlatformTextSystem> {
94 Arc::new(crate::platform::mac::MacTextSystem::new())
95 }
96
97 fn run(&self, _on_finish_launching: Box<dyn FnOnce()>) {
98 unimplemented!()
99 }
100
101 fn quit(&self) {}
102
103 fn restart(&self) {
104 unimplemented!()
105 }
106
107 fn activate(&self, _ignoring_other_apps: bool) {
108 unimplemented!()
109 }
110
111 fn hide(&self) {
112 unimplemented!()
113 }
114
115 fn hide_other_apps(&self) {
116 unimplemented!()
117 }
118
119 fn unhide_other_apps(&self) {
120 unimplemented!()
121 }
122
123 fn displays(&self) -> Vec<std::rc::Rc<dyn crate::PlatformDisplay>> {
124 vec![self.active_display.clone()]
125 }
126
127 fn display(&self, id: DisplayId) -> Option<std::rc::Rc<dyn crate::PlatformDisplay>> {
128 self.displays().iter().find(|d| d.id() == id).cloned()
129 }
130
131 fn active_window(&self) -> Option<crate::AnyWindowHandle> {
132 unimplemented!()
133 }
134
135 fn open_window(
136 &self,
137 handle: AnyWindowHandle,
138 options: WindowOptions,
139 ) -> Box<dyn crate::PlatformWindow> {
140 *self.active_window.lock() = Some(handle);
141 Box::new(TestWindow::new(
142 options,
143 self.weak.clone(),
144 self.active_display.clone(),
145 ))
146 }
147
148 fn set_display_link_output_callback(
149 &self,
150 _display_id: DisplayId,
151 _callback: Box<dyn FnMut(&crate::VideoTimestamp, &crate::VideoTimestamp) + Send>,
152 ) {
153 unimplemented!()
154 }
155
156 fn start_display_link(&self, _display_id: DisplayId) {
157 unimplemented!()
158 }
159
160 fn stop_display_link(&self, _display_id: DisplayId) {
161 unimplemented!()
162 }
163
164 fn open_url(&self, _url: &str) {
165 unimplemented!()
166 }
167
168 fn on_open_urls(&self, _callback: Box<dyn FnMut(Vec<String>)>) {
169 unimplemented!()
170 }
171
172 fn prompt_for_paths(
173 &self,
174 _options: crate::PathPromptOptions,
175 ) -> oneshot::Receiver<Option<Vec<std::path::PathBuf>>> {
176 unimplemented!()
177 }
178
179 fn prompt_for_new_path(
180 &self,
181 directory: &std::path::Path,
182 ) -> oneshot::Receiver<Option<std::path::PathBuf>> {
183 let (tx, rx) = oneshot::channel();
184 self.prompts
185 .borrow_mut()
186 .new_path
187 .push_back((directory.to_path_buf(), tx));
188 rx
189 }
190
191 fn reveal_path(&self, _path: &std::path::Path) {
192 unimplemented!()
193 }
194
195 fn on_become_active(&self, _callback: Box<dyn FnMut()>) {}
196
197 fn on_resign_active(&self, _callback: Box<dyn FnMut()>) {}
198
199 fn on_quit(&self, _callback: Box<dyn FnMut()>) {}
200
201 fn on_reopen(&self, _callback: Box<dyn FnMut()>) {
202 unimplemented!()
203 }
204
205 fn on_event(&self, _callback: Box<dyn FnMut(crate::InputEvent) -> bool>) {
206 unimplemented!()
207 }
208
209 fn set_menus(&self, _menus: Vec<crate::Menu>, _dispatch_tree: Option<&DispatchTree>) {
210 unimplemented!()
211 }
212
213 fn on_app_menu_action(&self, _callback: Box<dyn FnMut(&dyn crate::Action)>) {
214 unimplemented!()
215 }
216
217 fn on_will_open_app_menu(&self, _callback: Box<dyn FnMut()>) {
218 unimplemented!()
219 }
220
221 fn on_validate_app_menu_command(&self, _callback: Box<dyn FnMut(&dyn crate::Action) -> bool>) {
222 unimplemented!()
223 }
224
225 fn os_name(&self) -> &'static str {
226 "test"
227 }
228
229 fn os_version(&self) -> Result<crate::SemanticVersion> {
230 Err(anyhow!("os_version called on TestPlatform"))
231 }
232
233 fn app_version(&self) -> Result<crate::SemanticVersion> {
234 Err(anyhow!("app_version called on TestPlatform"))
235 }
236
237 fn app_path(&self) -> Result<std::path::PathBuf> {
238 unimplemented!()
239 }
240
241 fn local_timezone(&self) -> time::UtcOffset {
242 unimplemented!()
243 }
244
245 fn path_for_auxiliary_executable(&self, _name: &str) -> Result<std::path::PathBuf> {
246 unimplemented!()
247 }
248
249 fn set_cursor_style(&self, style: crate::CursorStyle) {
250 *self.active_cursor.lock() = style;
251 }
252
253 fn should_auto_hide_scrollbars(&self) -> bool {
254 // todo()
255 true
256 }
257
258 fn write_to_clipboard(&self, item: ClipboardItem) {
259 *self.current_clipboard_item.lock() = Some(item);
260 }
261
262 fn read_from_clipboard(&self) -> Option<ClipboardItem> {
263 self.current_clipboard_item.lock().clone()
264 }
265
266 fn write_credentials(&self, _url: &str, _username: &str, _password: &[u8]) -> Result<()> {
267 Ok(())
268 }
269
270 fn read_credentials(&self, _url: &str) -> Result<Option<(String, Vec<u8>)>> {
271 Ok(None)
272 }
273
274 fn delete_credentials(&self, _url: &str) -> Result<()> {
275 Ok(())
276 }
277}