Editor2

crates/editor2/src/test.rs

@@ -0,0 +1,83 @@
+pub mod editor_lsp_test_context;
+pub mod editor_test_context;
+
+use crate::{
+    display_map::{DisplayMap, DisplaySnapshot, ToDisplayPoint},
+    DisplayPoint, Editor, EditorMode, MultiBuffer,
+};
+
+use gpui::{ModelHandle, ViewContext};
+
+use project::Project;
+use util::test::{marked_text_offsets, marked_text_ranges};
+
+#[cfg(test)]
+#[ctor::ctor]
+fn init_logger() {
+    if std::env::var("RUST_LOG").is_ok() {
+        env_logger::init();
+    }
+}
+
+// Returns a snapshot from text containing '|' character markers with the markers removed, and DisplayPoints for each one.
+pub fn marked_display_snapshot(
+    text: &str,
+    cx: &mut gpui::AppContext,
+) -> (DisplaySnapshot, Vec<DisplayPoint>) {
+    let (unmarked_text, markers) = marked_text_offsets(text);
+
+    let family_id = cx
+        .font_cache()
+        .load_family(&["Helvetica"], &Default::default())
+        .unwrap();
+    let font_id = cx
+        .font_cache()
+        .select_font(family_id, &Default::default())
+        .unwrap();
+    let font_size = 14.0;
+
+    let buffer = MultiBuffer::build_simple(&unmarked_text, cx);
+    let display_map =
+        cx.add_model(|cx| DisplayMap::new(buffer, font_id, font_size, None, 1, 1, cx));
+    let snapshot = display_map.update(cx, |map, cx| map.snapshot(cx));
+    let markers = markers
+        .into_iter()
+        .map(|offset| offset.to_display_point(&snapshot))
+        .collect();
+
+    (snapshot, markers)
+}
+
+pub fn select_ranges(editor: &mut Editor, marked_text: &str, cx: &mut ViewContext<Editor>) {
+    let (unmarked_text, text_ranges) = marked_text_ranges(marked_text, true);
+    assert_eq!(editor.text(cx), unmarked_text);
+    editor.change_selections(None, cx, |s| s.select_ranges(text_ranges));
+}
+
+pub fn assert_text_with_selections(
+    editor: &mut Editor,
+    marked_text: &str,
+    cx: &mut ViewContext<Editor>,
+) {
+    let (unmarked_text, text_ranges) = marked_text_ranges(marked_text, true);
+    assert_eq!(editor.text(cx), unmarked_text);
+    assert_eq!(editor.selections.ranges(cx), text_ranges);
+}
+
+// RA thinks this is dead code even though it is used in a whole lot of tests
+#[allow(dead_code)]
+#[cfg(any(test, feature = "test-support"))]
+pub(crate) fn build_editor(
+    buffer: ModelHandle<MultiBuffer>,
+    cx: &mut ViewContext<Editor>,
+) -> Editor {
+    Editor::new(EditorMode::Full, buffer, None, None, cx)
+}
+
+pub(crate) fn build_editor_with_project(
+    project: ModelHandle<Project>,
+    buffer: ModelHandle<MultiBuffer>,
+    cx: &mut ViewContext<Editor>,
+) -> Editor {
+    Editor::new(EditorMode::Full, buffer, Some(project), None, cx)
+}