project_search.rs

  1use crate::{
  2    active_match_index, match_index_for_direction, Direction, SearchOption, SelectMatch,
  3    ToggleSearchOption,
  4};
  5use collections::HashMap;
  6use editor::{Anchor, Autoscroll, Editor, MultiBuffer, SelectAll};
  7use gpui::{
  8    action, elements::*, keymap::Binding, platform::CursorStyle, AppContext, ElementBox, Entity,
  9    ModelContext, ModelHandle, MutableAppContext, RenderContext, Task, View, ViewContext,
 10    ViewHandle, WeakModelHandle, WeakViewHandle,
 11};
 12use project::{search::SearchQuery, Project};
 13use std::{
 14    any::{Any, TypeId},
 15    ops::Range,
 16    path::PathBuf,
 17};
 18use util::ResultExt as _;
 19use workspace::{Item, ItemNavHistory, Settings, Workspace};
 20
 21action!(Deploy);
 22action!(Search);
 23action!(SearchInNew);
 24action!(ToggleFocus);
 25
 26const MAX_TAB_TITLE_LEN: usize = 24;
 27
 28#[derive(Default)]
 29struct ActiveSearches(HashMap<WeakModelHandle<Project>, WeakViewHandle<ProjectSearchView>>);
 30
 31pub fn init(cx: &mut MutableAppContext) {
 32    cx.set_global(ActiveSearches::default());
 33    cx.add_bindings([
 34        Binding::new("cmd-shift-F", ToggleFocus, Some("ProjectSearchView")),
 35        Binding::new("cmd-f", ToggleFocus, Some("ProjectSearchView")),
 36        Binding::new("cmd-shift-F", Deploy, Some("Workspace")),
 37        Binding::new("enter", Search, Some("ProjectSearchView")),
 38        Binding::new("cmd-enter", SearchInNew, Some("ProjectSearchView")),
 39        Binding::new(
 40            "cmd-g",
 41            SelectMatch(Direction::Next),
 42            Some("ProjectSearchView"),
 43        ),
 44        Binding::new(
 45            "cmd-shift-G",
 46            SelectMatch(Direction::Prev),
 47            Some("ProjectSearchView"),
 48        ),
 49    ]);
 50    cx.add_action(ProjectSearchView::deploy);
 51    cx.add_action(ProjectSearchView::search);
 52    cx.add_action(ProjectSearchView::search_in_new);
 53    cx.add_action(ProjectSearchView::toggle_search_option);
 54    cx.add_action(ProjectSearchView::select_match);
 55    cx.add_action(ProjectSearchView::toggle_focus);
 56    cx.capture_action(ProjectSearchView::tab);
 57}
 58
 59struct ProjectSearch {
 60    project: ModelHandle<Project>,
 61    excerpts: ModelHandle<MultiBuffer>,
 62    pending_search: Option<Task<Option<()>>>,
 63    match_ranges: Vec<Range<Anchor>>,
 64    active_query: Option<SearchQuery>,
 65}
 66
 67struct ProjectSearchView {
 68    model: ModelHandle<ProjectSearch>,
 69    query_editor: ViewHandle<Editor>,
 70    results_editor: ViewHandle<Editor>,
 71    case_sensitive: bool,
 72    whole_word: bool,
 73    regex: bool,
 74    query_contains_error: bool,
 75    active_match_index: Option<usize>,
 76}
 77
 78impl Entity for ProjectSearch {
 79    type Event = ();
 80}
 81
 82impl ProjectSearch {
 83    fn new(project: ModelHandle<Project>, cx: &mut ModelContext<Self>) -> Self {
 84        let replica_id = project.read(cx).replica_id();
 85        Self {
 86            project,
 87            excerpts: cx.add_model(|_| MultiBuffer::new(replica_id)),
 88            pending_search: Default::default(),
 89            match_ranges: Default::default(),
 90            active_query: None,
 91        }
 92    }
 93
 94    fn clone(&self, cx: &mut ModelContext<Self>) -> ModelHandle<Self> {
 95        cx.add_model(|cx| Self {
 96            project: self.project.clone(),
 97            excerpts: self
 98                .excerpts
 99                .update(cx, |excerpts, cx| cx.add_model(|cx| excerpts.clone(cx))),
100            pending_search: Default::default(),
101            match_ranges: self.match_ranges.clone(),
102            active_query: self.active_query.clone(),
103        })
104    }
105
106    fn search(&mut self, query: SearchQuery, cx: &mut ModelContext<Self>) {
107        let search = self
108            .project
109            .update(cx, |project, cx| project.search(query.clone(), cx));
110        self.active_query = Some(query);
111        self.match_ranges.clear();
112        self.pending_search = Some(cx.spawn_weak(|this, mut cx| async move {
113            let matches = search.await.log_err()?;
114            if let Some(this) = this.upgrade(&cx) {
115                this.update(&mut cx, |this, cx| {
116                    this.match_ranges.clear();
117                    let mut matches = matches.into_iter().collect::<Vec<_>>();
118                    matches
119                        .sort_by_key(|(buffer, _)| buffer.read(cx).file().map(|file| file.path()));
120                    this.excerpts.update(cx, |excerpts, cx| {
121                        excerpts.clear(cx);
122                        for (buffer, buffer_matches) in matches {
123                            let ranges_to_highlight = excerpts.push_excerpts_with_context_lines(
124                                buffer,
125                                buffer_matches.clone(),
126                                1,
127                                cx,
128                            );
129                            this.match_ranges.extend(ranges_to_highlight);
130                        }
131                    });
132                    this.pending_search.take();
133                    cx.notify();
134                });
135            }
136            None
137        }));
138        cx.notify();
139    }
140}
141
142enum ViewEvent {
143    UpdateTab,
144}
145
146impl Entity for ProjectSearchView {
147    type Event = ViewEvent;
148}
149
150impl View for ProjectSearchView {
151    fn ui_name() -> &'static str {
152        "ProjectSearchView"
153    }
154
155    fn render(&mut self, cx: &mut RenderContext<Self>) -> ElementBox {
156        let model = &self.model.read(cx);
157        let results = if model.match_ranges.is_empty() {
158            let theme = &cx.global::<Settings>().theme;
159            let text = if self.query_editor.read(cx).text(cx).is_empty() {
160                ""
161            } else if model.pending_search.is_some() {
162                "Searching..."
163            } else {
164                "No results"
165            };
166            Label::new(text.to_string(), theme.search.results_status.clone())
167                .aligned()
168                .contained()
169                .with_background_color(theme.editor.background)
170                .flexible(1., true)
171                .boxed()
172        } else {
173            ChildView::new(&self.results_editor)
174                .flexible(1., true)
175                .boxed()
176        };
177
178        Flex::column()
179            .with_child(self.render_query_editor(cx))
180            .with_child(results)
181            .boxed()
182    }
183
184    fn on_focus(&mut self, cx: &mut ViewContext<Self>) {
185        let handle = cx.weak_handle();
186        cx.update_global(|state: &mut ActiveSearches, cx| {
187            state
188                .0
189                .insert(self.model.read(cx).project.downgrade(), handle)
190        });
191
192        if self.model.read(cx).match_ranges.is_empty() {
193            cx.focus(&self.query_editor);
194        } else {
195            self.focus_results_editor(cx);
196        }
197    }
198}
199
200impl Item for ProjectSearchView {
201    fn act_as_type(
202        &self,
203        type_id: TypeId,
204        self_handle: &ViewHandle<Self>,
205        _: &gpui::AppContext,
206    ) -> Option<gpui::AnyViewHandle> {
207        if type_id == TypeId::of::<Self>() {
208            Some(self_handle.into())
209        } else if type_id == TypeId::of::<Editor>() {
210            Some((&self.results_editor).into())
211        } else {
212            None
213        }
214    }
215
216    fn deactivated(&mut self, cx: &mut ViewContext<Self>) {
217        self.results_editor
218            .update(cx, |editor, cx| editor.deactivated(cx));
219    }
220
221    fn tab_content(&self, tab_theme: &theme::Tab, cx: &gpui::AppContext) -> ElementBox {
222        let settings = cx.global::<Settings>();
223        let search_theme = &settings.theme.search;
224        Flex::row()
225            .with_child(
226                Svg::new("icons/magnifier.svg")
227                    .with_color(tab_theme.label.text.color)
228                    .constrained()
229                    .with_width(search_theme.tab_icon_width)
230                    .aligned()
231                    .boxed(),
232            )
233            .with_children(self.model.read(cx).active_query.as_ref().map(|query| {
234                let query_text = if query.as_str().len() > MAX_TAB_TITLE_LEN {
235                    query.as_str()[..MAX_TAB_TITLE_LEN].to_string() + ""
236                } else {
237                    query.as_str().to_string()
238                };
239
240                Label::new(query_text, tab_theme.label.clone())
241                    .aligned()
242                    .contained()
243                    .with_margin_left(search_theme.tab_icon_spacing)
244                    .boxed()
245            }))
246            .boxed()
247    }
248
249    fn project_path(&self, _: &gpui::AppContext) -> Option<project::ProjectPath> {
250        None
251    }
252
253    fn can_save(&self, _: &gpui::AppContext) -> bool {
254        true
255    }
256
257    fn is_dirty(&self, cx: &AppContext) -> bool {
258        self.results_editor.read(cx).is_dirty(cx)
259    }
260
261    fn has_conflict(&self, cx: &AppContext) -> bool {
262        self.results_editor.read(cx).has_conflict(cx)
263    }
264
265    fn save(
266        &mut self,
267        project: ModelHandle<Project>,
268        cx: &mut ViewContext<Self>,
269    ) -> Task<anyhow::Result<()>> {
270        self.results_editor
271            .update(cx, |editor, cx| editor.save(project, cx))
272    }
273
274    fn can_save_as(&self, _: &gpui::AppContext) -> bool {
275        false
276    }
277
278    fn save_as(
279        &mut self,
280        _: ModelHandle<Project>,
281        _: PathBuf,
282        _: &mut ViewContext<Self>,
283    ) -> Task<anyhow::Result<()>> {
284        unreachable!("save_as should not have been called")
285    }
286
287    fn clone_on_split(&self, cx: &mut ViewContext<Self>) -> Option<Self>
288    where
289        Self: Sized,
290    {
291        let model = self.model.update(cx, |model, cx| model.clone(cx));
292        Some(Self::new(model, cx))
293    }
294
295    fn set_nav_history(&mut self, nav_history: ItemNavHistory, cx: &mut ViewContext<Self>) {
296        self.results_editor.update(cx, |editor, _| {
297            editor.set_nav_history(Some(nav_history));
298        });
299    }
300
301    fn navigate(&mut self, data: Box<dyn Any>, cx: &mut ViewContext<Self>) {
302        self.results_editor
303            .update(cx, |editor, cx| editor.navigate(data, cx));
304    }
305
306    fn should_update_tab_on_event(event: &ViewEvent) -> bool {
307        matches!(event, ViewEvent::UpdateTab)
308    }
309}
310
311impl ProjectSearchView {
312    fn new(model: ModelHandle<ProjectSearch>, cx: &mut ViewContext<Self>) -> Self {
313        let project;
314        let excerpts;
315        let mut query_text = String::new();
316        let mut regex = false;
317        let mut case_sensitive = false;
318        let mut whole_word = false;
319
320        {
321            let model = model.read(cx);
322            project = model.project.clone();
323            excerpts = model.excerpts.clone();
324            if let Some(active_query) = model.active_query.as_ref() {
325                query_text = active_query.as_str().to_string();
326                regex = active_query.is_regex();
327                case_sensitive = active_query.case_sensitive();
328                whole_word = active_query.whole_word();
329            }
330        }
331        cx.observe(&model, |this, _, cx| this.model_changed(true, cx))
332            .detach();
333
334        let query_editor = cx.add_view(|cx| {
335            let mut editor =
336                Editor::single_line(Some(|theme| theme.search.editor.input.clone()), cx);
337            editor.set_text(query_text, cx);
338            editor
339        });
340
341        let results_editor = cx.add_view(|cx| {
342            let mut editor = Editor::for_multibuffer(excerpts, Some(project), cx);
343            editor.set_searchable(false);
344            editor
345        });
346        cx.observe(&results_editor, |_, _, cx| cx.emit(ViewEvent::UpdateTab))
347            .detach();
348        cx.subscribe(&results_editor, |this, _, event, cx| {
349            if matches!(event, editor::Event::SelectionsChanged) {
350                this.update_match_index(cx);
351            }
352        })
353        .detach();
354
355        let mut this = ProjectSearchView {
356            model,
357            query_editor,
358            results_editor,
359            case_sensitive,
360            whole_word,
361            regex,
362            query_contains_error: false,
363            active_match_index: None,
364        };
365        this.model_changed(false, cx);
366        this
367    }
368
369    // Re-activate the most recently activated search or the most recent if it has been closed.
370    // If no search exists in the workspace, create a new one.
371    fn deploy(workspace: &mut Workspace, _: &Deploy, cx: &mut ViewContext<Workspace>) {
372        // Clean up entries for dropped projects
373        cx.update_global(|state: &mut ActiveSearches, cx| {
374            state.0.retain(|project, _| project.is_upgradable(cx))
375        });
376
377        let active_search = cx
378            .global::<ActiveSearches>()
379            .0
380            .get(&workspace.project().downgrade());
381
382        let existing = active_search
383            .and_then(|active_search| {
384                workspace
385                    .items_of_type::<ProjectSearchView>(cx)
386                    .find(|search| search == active_search)
387            })
388            .or_else(|| workspace.item_of_type::<ProjectSearchView>(cx));
389
390        if let Some(existing) = existing {
391            workspace.activate_item(&existing, cx);
392        } else {
393            let model = cx.add_model(|cx| ProjectSearch::new(workspace.project().clone(), cx));
394            workspace.add_item(
395                Box::new(cx.add_view(|cx| ProjectSearchView::new(model, cx))),
396                cx,
397            );
398        }
399    }
400
401    fn search(&mut self, _: &Search, cx: &mut ViewContext<Self>) {
402        if let Some(query) = self.build_search_query(cx) {
403            self.model.update(cx, |model, cx| model.search(query, cx));
404        }
405    }
406
407    fn search_in_new(workspace: &mut Workspace, _: &SearchInNew, cx: &mut ViewContext<Workspace>) {
408        if let Some(search_view) = workspace
409            .active_item(cx)
410            .and_then(|item| item.downcast::<ProjectSearchView>())
411        {
412            let new_query = search_view.update(cx, |search_view, cx| {
413                let new_query = search_view.build_search_query(cx);
414                if new_query.is_some() {
415                    if let Some(old_query) = search_view.model.read(cx).active_query.clone() {
416                        search_view.query_editor.update(cx, |editor, cx| {
417                            editor.set_text(old_query.as_str(), cx);
418                        });
419                        search_view.regex = old_query.is_regex();
420                        search_view.whole_word = old_query.whole_word();
421                        search_view.case_sensitive = old_query.case_sensitive();
422                    }
423                }
424                new_query
425            });
426            if let Some(new_query) = new_query {
427                let model = cx.add_model(|cx| {
428                    let mut model = ProjectSearch::new(workspace.project().clone(), cx);
429                    model.search(new_query, cx);
430                    model
431                });
432                workspace.add_item(
433                    Box::new(cx.add_view(|cx| ProjectSearchView::new(model, cx))),
434                    cx,
435                );
436            }
437        }
438    }
439
440    fn build_search_query(&mut self, cx: &mut ViewContext<Self>) -> Option<SearchQuery> {
441        let text = self.query_editor.read(cx).text(cx);
442        if self.regex {
443            match SearchQuery::regex(text, self.whole_word, self.case_sensitive) {
444                Ok(query) => Some(query),
445                Err(_) => {
446                    self.query_contains_error = true;
447                    cx.notify();
448                    None
449                }
450            }
451        } else {
452            Some(SearchQuery::text(
453                text,
454                self.whole_word,
455                self.case_sensitive,
456            ))
457        }
458    }
459
460    fn toggle_search_option(
461        &mut self,
462        ToggleSearchOption(option): &ToggleSearchOption,
463        cx: &mut ViewContext<Self>,
464    ) {
465        let value = match option {
466            SearchOption::WholeWord => &mut self.whole_word,
467            SearchOption::CaseSensitive => &mut self.case_sensitive,
468            SearchOption::Regex => &mut self.regex,
469        };
470        *value = !*value;
471        self.search(&Search, cx);
472        cx.notify();
473    }
474
475    fn select_match(&mut self, &SelectMatch(direction): &SelectMatch, cx: &mut ViewContext<Self>) {
476        if let Some(index) = self.active_match_index {
477            let model = self.model.read(cx);
478            let results_editor = self.results_editor.read(cx);
479            let new_index = match_index_for_direction(
480                &model.match_ranges,
481                &results_editor.newest_anchor_selection().head(),
482                index,
483                direction,
484                &results_editor.buffer().read(cx).read(cx),
485            );
486            let range_to_select = model.match_ranges[new_index].clone();
487            self.results_editor.update(cx, |editor, cx| {
488                editor.select_ranges([range_to_select], Some(Autoscroll::Fit), cx);
489            });
490        }
491    }
492
493    fn toggle_focus(&mut self, _: &ToggleFocus, cx: &mut ViewContext<Self>) {
494        if self.query_editor.is_focused(cx) {
495            if !self.model.read(cx).match_ranges.is_empty() {
496                self.focus_results_editor(cx);
497            }
498        } else {
499            self.focus_query_editor(cx);
500        }
501    }
502
503    fn tab(&mut self, _: &editor::Tab, cx: &mut ViewContext<Self>) {
504        if self.query_editor.is_focused(cx) {
505            if !self.model.read(cx).match_ranges.is_empty() {
506                self.focus_results_editor(cx);
507            }
508        } else {
509            cx.propagate_action()
510        }
511    }
512
513    fn focus_query_editor(&self, cx: &mut ViewContext<Self>) {
514        self.query_editor.update(cx, |query_editor, cx| {
515            query_editor.select_all(&SelectAll, cx);
516        });
517        cx.focus(&self.query_editor);
518    }
519
520    fn focus_results_editor(&self, cx: &mut ViewContext<Self>) {
521        self.query_editor.update(cx, |query_editor, cx| {
522            let cursor = query_editor.newest_anchor_selection().head();
523            query_editor.select_ranges([cursor.clone()..cursor], None, cx);
524        });
525        cx.focus(&self.results_editor);
526    }
527
528    fn model_changed(&mut self, reset_selections: bool, cx: &mut ViewContext<Self>) {
529        let match_ranges = self.model.read(cx).match_ranges.clone();
530        if match_ranges.is_empty() {
531            self.active_match_index = None;
532        } else {
533            self.results_editor.update(cx, |editor, cx| {
534                if reset_selections {
535                    editor.select_ranges(match_ranges.first().cloned(), Some(Autoscroll::Fit), cx);
536                }
537                let theme = &cx.global::<Settings>().theme.search;
538                editor.highlight_background::<Self>(match_ranges, theme.match_background, cx);
539            });
540            if self.query_editor.is_focused(cx) {
541                self.focus_results_editor(cx);
542            }
543        }
544
545        cx.emit(ViewEvent::UpdateTab);
546        cx.notify();
547    }
548
549    fn update_match_index(&mut self, cx: &mut ViewContext<Self>) {
550        let results_editor = self.results_editor.read(cx);
551        let new_index = active_match_index(
552            &self.model.read(cx).match_ranges,
553            &results_editor.newest_anchor_selection().head(),
554            &results_editor.buffer().read(cx).read(cx),
555        );
556        if self.active_match_index != new_index {
557            self.active_match_index = new_index;
558            cx.notify();
559        }
560    }
561
562    fn render_query_editor(&self, cx: &mut RenderContext<Self>) -> ElementBox {
563        let theme = cx.global::<Settings>().theme.clone();
564        let editor_container = if self.query_contains_error {
565            theme.search.invalid_editor
566        } else {
567            theme.search.editor.input.container
568        };
569        Flex::row()
570            .with_child(
571                ChildView::new(&self.query_editor)
572                    .contained()
573                    .with_style(editor_container)
574                    .aligned()
575                    .constrained()
576                    .with_max_width(theme.search.editor.max_width)
577                    .boxed(),
578            )
579            .with_child(
580                Flex::row()
581                    .with_child(self.render_option_button("Case", SearchOption::CaseSensitive, cx))
582                    .with_child(self.render_option_button("Word", SearchOption::WholeWord, cx))
583                    .with_child(self.render_option_button("Regex", SearchOption::Regex, cx))
584                    .contained()
585                    .with_style(theme.search.option_button_group)
586                    .aligned()
587                    .boxed(),
588            )
589            .with_children({
590                self.active_match_index.into_iter().flat_map(|match_ix| {
591                    [
592                        Flex::row()
593                            .with_child(self.render_nav_button("<", Direction::Prev, cx))
594                            .with_child(self.render_nav_button(">", Direction::Next, cx))
595                            .aligned()
596                            .boxed(),
597                        Label::new(
598                            format!(
599                                "{}/{}",
600                                match_ix + 1,
601                                self.model.read(cx).match_ranges.len()
602                            ),
603                            theme.search.match_index.text.clone(),
604                        )
605                        .contained()
606                        .with_style(theme.search.match_index.container)
607                        .aligned()
608                        .boxed(),
609                    ]
610                })
611            })
612            .contained()
613            .with_style(theme.search.container)
614            .constrained()
615            .with_height(theme.workspace.toolbar.height)
616            .named("project search")
617    }
618
619    fn render_option_button(
620        &self,
621        icon: &str,
622        option: SearchOption,
623        cx: &mut RenderContext<Self>,
624    ) -> ElementBox {
625        let is_active = self.is_option_enabled(option);
626        MouseEventHandler::new::<Self, _, _>(option as usize, cx, |state, cx| {
627            let theme = &cx.global::<Settings>().theme.search;
628            let style = match (is_active, state.hovered) {
629                (false, false) => &theme.option_button,
630                (false, true) => &theme.hovered_option_button,
631                (true, false) => &theme.active_option_button,
632                (true, true) => &theme.active_hovered_option_button,
633            };
634            Label::new(icon.to_string(), style.text.clone())
635                .contained()
636                .with_style(style.container)
637                .boxed()
638        })
639        .on_click(move |cx| cx.dispatch_action(ToggleSearchOption(option)))
640        .with_cursor_style(CursorStyle::PointingHand)
641        .boxed()
642    }
643
644    fn is_option_enabled(&self, option: SearchOption) -> bool {
645        match option {
646            SearchOption::WholeWord => self.whole_word,
647            SearchOption::CaseSensitive => self.case_sensitive,
648            SearchOption::Regex => self.regex,
649        }
650    }
651
652    fn render_nav_button(
653        &self,
654        icon: &str,
655        direction: Direction,
656        cx: &mut RenderContext<Self>,
657    ) -> ElementBox {
658        enum NavButton {}
659        MouseEventHandler::new::<NavButton, _, _>(direction as usize, cx, |state, cx| {
660            let theme = &cx.global::<Settings>().theme.search;
661            let style = if state.hovered {
662                &theme.hovered_option_button
663            } else {
664                &theme.option_button
665            };
666            Label::new(icon.to_string(), style.text.clone())
667                .contained()
668                .with_style(style.container)
669                .boxed()
670        })
671        .on_click(move |cx| cx.dispatch_action(SelectMatch(direction)))
672        .with_cursor_style(CursorStyle::PointingHand)
673        .boxed()
674    }
675}
676
677#[cfg(test)]
678mod tests {
679    use super::*;
680    use editor::DisplayPoint;
681    use gpui::{color::Color, TestAppContext};
682    use project::FakeFs;
683    use serde_json::json;
684    use std::sync::Arc;
685
686    #[gpui::test]
687    async fn test_project_search(cx: &mut TestAppContext) {
688        let fonts = cx.font_cache();
689        let mut theme = gpui::fonts::with_font_cache(fonts.clone(), || theme::Theme::default());
690        theme.search.match_background = Color::red();
691        let settings = Settings::new("Courier", &fonts, Arc::new(theme)).unwrap();
692        cx.update(|cx| cx.set_global(settings));
693
694        let fs = FakeFs::new(cx.background());
695        fs.insert_tree(
696            "/dir",
697            json!({
698                "one.rs": "const ONE: usize = 1;",
699                "two.rs": "const TWO: usize = one::ONE + one::ONE;",
700                "three.rs": "const THREE: usize = one::ONE + two::TWO;",
701                "four.rs": "const FOUR: usize = one::ONE + three::THREE;",
702            }),
703        )
704        .await;
705        let project = Project::test(fs.clone(), cx);
706        let (tree, _) = project
707            .update(cx, |project, cx| {
708                project.find_or_create_local_worktree("/dir", true, cx)
709            })
710            .await
711            .unwrap();
712        cx.read(|cx| tree.read(cx).as_local().unwrap().scan_complete())
713            .await;
714
715        let search = cx.add_model(|cx| ProjectSearch::new(project, cx));
716        let search_view = cx.add_view(Default::default(), |cx| {
717            ProjectSearchView::new(search.clone(), cx)
718        });
719
720        search_view.update(cx, |search_view, cx| {
721            search_view
722                .query_editor
723                .update(cx, |query_editor, cx| query_editor.set_text("TWO", cx));
724            search_view.search(&Search, cx);
725        });
726        search_view.next_notification(&cx).await;
727        search_view.update(cx, |search_view, cx| {
728            assert_eq!(
729                search_view
730                    .results_editor
731                    .update(cx, |editor, cx| editor.display_text(cx)),
732                "\n\nconst THREE: usize = one::ONE + two::TWO;\n\n\nconst TWO: usize = one::ONE + one::ONE;"
733            );
734            assert_eq!(
735                search_view
736                    .results_editor
737                    .update(cx, |editor, cx| editor.all_background_highlights(cx)),
738                &[
739                    (
740                        DisplayPoint::new(2, 32)..DisplayPoint::new(2, 35),
741                        Color::red()
742                    ),
743                    (
744                        DisplayPoint::new(2, 37)..DisplayPoint::new(2, 40),
745                        Color::red()
746                    ),
747                    (
748                        DisplayPoint::new(5, 6)..DisplayPoint::new(5, 9),
749                        Color::red()
750                    )
751                ]
752            );
753            assert_eq!(search_view.active_match_index, Some(0));
754            assert_eq!(
755                search_view
756                    .results_editor
757                    .update(cx, |editor, cx| editor.selected_display_ranges(cx)),
758                [DisplayPoint::new(2, 32)..DisplayPoint::new(2, 35)]
759            );
760
761            search_view.select_match(&SelectMatch(Direction::Next), cx);
762        });
763
764        search_view.update(cx, |search_view, cx| {
765            assert_eq!(search_view.active_match_index, Some(1));
766            assert_eq!(
767                search_view
768                    .results_editor
769                    .update(cx, |editor, cx| editor.selected_display_ranges(cx)),
770                [DisplayPoint::new(2, 37)..DisplayPoint::new(2, 40)]
771            );
772            search_view.select_match(&SelectMatch(Direction::Next), cx);
773        });
774
775        search_view.update(cx, |search_view, cx| {
776            assert_eq!(search_view.active_match_index, Some(2));
777            assert_eq!(
778                search_view
779                    .results_editor
780                    .update(cx, |editor, cx| editor.selected_display_ranges(cx)),
781                [DisplayPoint::new(5, 6)..DisplayPoint::new(5, 9)]
782            );
783            search_view.select_match(&SelectMatch(Direction::Next), cx);
784        });
785
786        search_view.update(cx, |search_view, cx| {
787            assert_eq!(search_view.active_match_index, Some(0));
788            assert_eq!(
789                search_view
790                    .results_editor
791                    .update(cx, |editor, cx| editor.selected_display_ranges(cx)),
792                [DisplayPoint::new(2, 32)..DisplayPoint::new(2, 35)]
793            );
794            search_view.select_match(&SelectMatch(Direction::Prev), cx);
795        });
796
797        search_view.update(cx, |search_view, cx| {
798            assert_eq!(search_view.active_match_index, Some(2));
799            assert_eq!(
800                search_view
801                    .results_editor
802                    .update(cx, |editor, cx| editor.selected_display_ranges(cx)),
803                [DisplayPoint::new(5, 6)..DisplayPoint::new(5, 9)]
804            );
805            search_view.select_match(&SelectMatch(Direction::Prev), cx);
806        });
807
808        search_view.update(cx, |search_view, cx| {
809            assert_eq!(search_view.active_match_index, Some(1));
810            assert_eq!(
811                search_view
812                    .results_editor
813                    .update(cx, |editor, cx| editor.selected_display_ranges(cx)),
814                [DisplayPoint::new(2, 37)..DisplayPoint::new(2, 40)]
815            );
816        });
817    }
818}