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NetMesh/components/terminal/connectionProgress.test.ts

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import assert from "node:assert/strict";
import { readFileSync } from "node:fs";
import test from "node:test";
import {
CONNECTION_PROGRESS_CAP,
CONNECTION_PROGRESS_START,
advanceIndeterminateConnectionProgress,
advanceMonotonicConnectionProgress,
resolveHopConnectionProgress,
} from "./connectionProgress";
test("indeterminate connection progress only moves forward toward the cap", () => {
assert.equal(advanceIndeterminateConnectionProgress(CONNECTION_PROGRESS_CAP), CONNECTION_PROGRESS_CAP);
assert.equal(advanceIndeterminateConnectionProgress(94), CONNECTION_PROGRESS_CAP);
const first = advanceIndeterminateConnectionProgress(CONNECTION_PROGRESS_START);
assert.ok(first > CONNECTION_PROGRESS_START);
assert.ok(first < CONNECTION_PROGRESS_CAP);
const second = advanceIndeterminateConnectionProgress(first);
assert.ok(second > first);
});
test("hop connection progress stays within the visual cap", () => {
assert.equal(resolveHopConnectionProgress(1, 1), 90);
assert.equal(resolveHopConnectionProgress(1, 2), 50);
assert.equal(resolveHopConnectionProgress(2, 2), 90);
assert.equal(resolveHopConnectionProgress(0, 1), 10);
});
test("connection progress updates never rewind", () => {
assert.equal(advanceMonotonicConnectionProgress(40, 10), 40);
assert.equal(advanceMonotonicConnectionProgress(40, 90), 90);
assert.equal(advanceMonotonicConnectionProgress(5, 5), 5);
});
test("connecting seeds progress once and hop/phase changes do not snap it back", () => {
const effectsSource = readFileSync(new URL("./useTerminalEffects.ts", import.meta.url), "utf8");
assert.match(
effectsSource,
/if \(status === "connecting"\) \{\s*setIsDisconnectedDialogDismissed\(false\);\s*setProgressValue\(CONNECTION_PROGRESS_START\);/,
);
assert.match(effectsSource, /setProgressValue\(advanceIndeterminateConnectionProgress\)/);
assert.doesNotMatch(effectsSource, /setProgressValue\(5\)/);
const starterSource = readFileSync(
new URL("./runtime/createTerminalSessionStarters.ts", import.meta.url),
"utf8",
);
assert.match(starterSource, /advanceMonotonicConnectionProgress/);
assert.match(starterSource, /resolveHopConnectionProgress/);
});