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test(folio): cover transition frames, card readings and creation

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pj committed 2026-08-14 16:33:11 +05:30
1 parent d31de3b247
commit 9efed1f669
5 files changed
+570 -35
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pkg/spec/test/folio-submit-window.test.ts
+20 -20
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@@ -68,13 +68,13 @@ test("a second submit with no Home reading between them counts two", () => {
// The two traces the freshness rule exists to tell apart, driven step by step
// through the same pair of carriers the spec holds.
function run(steps: { onHome: boolean; totalText?: string; lastAction: unknown }[]) {
function run(steps: { route: string | null; totalText?: string; lastAction: unknown }[]) {
let carrier: number | null = null;
let submits = 0;
const out: { total: number | null; submits: number }[] = [];
for (const step of steps) {
const reading = readHomeTotalBalance({
onHome: step.onHome,
route: step.route,
totalText: step.totalText,
previousCarrier: carrier,
});
@@ -99,10 +99,10 @@ const doubleSubmit = { kind: "DoubleTap", on: submitOn };
// which is why the property can see it at all.
test("clean double submit: one action in the window, delta is 2x", () => {
const trace = run([
{ onHome: true, totalText: "$0.00", lastAction: null },
{ onHome: false, lastAction: idle },
{ onHome: false, lastAction: idle },
{ onHome: true, totalText: "$100.00", lastAction: doubleSubmit },
{ route: "home", totalText: "$0.00", lastAction: null },
{ route: "ledger", lastAction: idle },
{ route: "ledger", lastAction: idle },
{ route: "home", totalText: "$100.00", lastAction: doubleSubmit },
]);
assert.equal(trace[3]?.submits, 1);
assert.equal(trace[0]?.total, 0);
@@ -114,11 +114,11 @@ test("clean double submit: one action in the window, delta is 2x", () => {
// transactions, so it is not evidence about either typed amount.
test("two submits between Home visits: the window is not evidence", () => {
const trace = run([
{ onHome: true, totalText: "$0.00", lastAction: null },
{ onHome: false, lastAction: idle },
{ onHome: false, lastAction: submit },
{ onHome: false, lastAction: idle },
{ onHome: true, totalText: "-$130.00", lastAction: doubleSubmit },
{ route: "home", totalText: "$0.00", lastAction: null },
{ route: "ledger", lastAction: idle },
{ route: "ledger", lastAction: submit },
{ route: "ledger", lastAction: idle },
{ route: "home", totalText: "-$130.00", lastAction: doubleSubmit },
]);
assert.equal(trace[4]?.submits, 2);
});
@@ -126,11 +126,11 @@ test("two submits between Home visits: the window is not evidence", () => {
// Freshness is restored by seeing Home, not by time passing.
test("a Home visit between two submits restores a one-action window", () => {
const trace = run([
{ onHome: true, totalText: "$0.00", lastAction: null },
{ onHome: false, lastAction: submit },
{ onHome: true, totalText: "$262.00", lastAction: idle },
{ onHome: false, lastAction: idle },
{ onHome: true, totalText: "$66.00", lastAction: doubleSubmit },
{ route: "home", totalText: "$0.00", lastAction: null },
{ route: "ledger", lastAction: submit },
{ route: "home", totalText: "$262.00", lastAction: idle },
{ route: "ledger", lastAction: idle },
{ route: "home", totalText: "$66.00", lastAction: doubleSubmit },
]);
assert.equal(trace[1]?.submits, 1);
assert.equal(trace[2]?.submits, 1);
@@ -141,10 +141,10 @@ test("a Home visit between two submits restores a one-action window", () => {
// the count would go back to zero against a total nobody read.
test("an unreadable Home does not close the window", () => {
const trace = run([
{ onHome: true, totalText: "$0.00", lastAction: null },
{ onHome: false, lastAction: submit },
{ onHome: true, totalText: undefined, lastAction: idle },
{ onHome: true, totalText: "$66.00", lastAction: doubleSubmit },
{ route: "home", totalText: "$0.00", lastAction: null },
{ route: "ledger", lastAction: submit },
{ route: "home", totalText: undefined, lastAction: idle },
{ route: "home", totalText: "$66.00", lastAction: doubleSubmit },
]);
assert.equal(trace[2]?.total, null);
assert.equal(trace[3]?.submits, 2);