T18 Terminal: a real shell on a pseudo-terminal through alacritty_terminal 0.26, drawn cell by cell in the theme's ANSI colors, with keys, text input, selection, scrollback, links and regex find; replayed output; tabs, splits and toolbar with a shell selector; command blocks and history; AnsiText, LogViewer and ProcessList

src/terminal/tests.rs

@@ -0,0 +1,51 @@
+use gpui::{Entity, TestAppContext, VisualTestContext};
+
+use super::Terminal;
+use crate::{editor::FindOptions, theme::Theme};
+
+fn replayed<'a>(
+    bytes: &'static [u8],
+    cx: &'a mut TestAppContext,
+) -> (Entity<Terminal>, &'a mut VisualTestContext) {
+    cx.update(Theme::init);
+    let (terminal, cx) = cx.add_window_view(move |_, cx| Terminal::replay(bytes, 30, 4, cx));
+    cx.run_until_parked();
+    (terminal, cx)
+}
+
+#[gpui::test]
+fn replayed_output_shows_without_its_codes(cx: &mut TestAppContext) {
+    let (terminal, cx) = replayed(b"\x1b[32mok\x1b[0m done\r\n\x1b]0;build\x07next", cx);
+    terminal.read_with(cx, |terminal, _| {
+        assert_eq!(terminal.text(), "ok done\nnext");
+        assert_eq!(terminal.title().as_ref(), "build", "OSC 0 names it");
+        assert_eq!(terminal.shown.cursor, None, "a replay shows no cursor");
+    });
+}
+
+#[gpui::test]
+fn find_counts_matches_and_steps_round(cx: &mut TestAppContext) {
+    let (terminal, cx) = replayed(b"one two one\r\nthree one", cx);
+    terminal.update(cx, |terminal, cx| {
+        assert_eq!(terminal.find("one", FindOptions::default(), cx), Ok(3));
+        assert_eq!(terminal.matches(), (3, Some(2)), "the newest match first");
+        terminal.step(true, cx);
+        assert_eq!(
+            terminal.matches(),
+            (3, Some(0)),
+            "past the last comes the first"
+        );
+        assert!(
+            terminal
+                .find(
+                    "(",
+                    FindOptions {
+                        regex: true,
+                        ..FindOptions::default()
+                    },
+                    cx
+                )
+                .is_err()
+        );
+    });
+}