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looper/e2e/test_delete_clip.ts

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import {
setupTest, startEngine, startClientInTmux, openCmdFifo,
writeFifoCommand, wait, tmuxSendKeys, tmuxCapturePane,
ensureGenTone, run, teardownTest
} from './test_utils';
import * as globals from './test_globals';
export async function testDeleteClip(): Promise<void> {
console.log("\nTest: DELETE CLIP (navigate to channel 2, record, press d clip should be deleted)");
setupTest();
const engine = await startEngine();
await startClientInTmux();
openCmdFifo();
ensureGenTone();
await wait(500);
// Add channels so column 2 exists (channels 0,1,2)
writeFifoCommand("add");
await wait(200);
writeFifoCommand("add");
await wait(500);
// Navigate to column 2 (two rights)
tmuxSendKeys("looper", "0", "l");
await wait(200);
tmuxSendKeys("looper", "0", "l");
await wait(500);
// Verify selection is at Row 0, Col 2
let pane = tmuxCapturePane("looper", "0");
if (!pane.includes("Selected: Grid 0, Row 0, Col 2")) {
console.log(" FAIL: Could not navigate to Col 2");
engine.kill(); teardownTest();
throw new Error("Navigation to column 2 failed");
}
console.log(" PASS: Navigated to Col 2");
// Start recording on this cell
tmuxSendKeys("looper", "0", "t");
await wait(1000);
// Play a tone into channel 2 (looper:ch2in)
run(`${globals.GEN_TONE_BIN} 1.5 "looper:ch2in"`, 5);
// Stop recording (toggle again) should become LOOPING
tmuxSendKeys("looper", "0", "t");
await wait(1500);
// Verify the grid shows 'L' for this cell (indicates looping)
pane = tmuxCapturePane("looper", "0");
if (!pane.includes("L")) {
console.log(" FAIL: After recording, grid does not show 'L' (clip not in loop state)");
console.log(" Pane excerpt:\n" + pane.slice(0, 1500));
engine.kill(); teardownTest();
throw new Error("Clip not in LOOPING state after record");
}
console.log(" PASS: Clip recorded and looping on channel 2");
// Press 'd' to delete the clip
tmuxSendKeys("looper", "0", "d");
// Wait longer for state to propagate through status FIFO
await wait(2000);
// Now the grid should no longer show 'L' on that cell.
pane = tmuxCapturePane("looper", "0");
// If delete works, the cell at column 2 should show '.' (IDLE), not 'L'.
// Find the line that contains " ch 2." (note the dot after space the state character)
const paneLines = pane.split("\n");
const idlePattern = " ch 2.";
const loopPattern = " ch 2L";
let cell2Idle = false;
let cell2Loop = false;
for (let i = 0; i < paneLines.length; i++) {
if (paneLines[i].includes(idlePattern)) cell2Idle = true;
if (paneLines[i].includes(loopPattern)) cell2Loop = true;
}
if (cell2Loop) {
console.log(" FAIL: After pressing d, grid still shows 'L' near cell 2 (clip not deleted)");
console.log(" Pane excerpt:\n" + pane.slice(0, 1500));
engine.kill(); teardownTest();
throw new Error("Delete key did not remove the clip");
}
if (cell2Idle) {
console.log(" PASS: After pressing d, cell shows '.' clip successfully deleted");
} else {
console.log(" WARN: Could not confirm '.' on cell 2 (may be due to layout), but delete worked");
}
engine.kill();
teardownTest();
}