Remove every automatic timezone-setting mechanism (task 7f685179) (#282)

Co-authored-by: Joshua <joshua@cnjmail.com>
Co-committed-by: Joshua <joshua@cnjmail.com>
This commit was merged in pull request #282.
This commit is contained in:
2026-09-30 07:22:57 -04:00
committed by approver_agent
parent 6e25c9e42c
commit 2db780e3ee
16 changed files with 282 additions and 546 deletions
+25 -70
View File
@@ -23,7 +23,6 @@ const DEFAULT_SETTINGS: HouseholdSettings = {
end_of_day_report_enabled: true,
celebration_enabled: false,
timezone: "America/Chicago",
timezone_configured: true,
};
function child(
@@ -508,7 +507,7 @@ describe("SettingsScreen — preferences", () => {
save(form);
await screen.findByText("Preferences saved.");
expect(writes()).toEqual([
{ method: "PATCH", path: SETTINGS_PATH, body: { timezone: "Europe/London", timezone_configured: true } },
{ method: "PATCH", path: SETTINGS_PATH, body: { timezone: "Europe/London" } },
]);
const reloaded = screen.getByRole("form", { name: "Preferences" });
expect(field(reloaded, "Timezone").value).toBe("Europe/London");
@@ -559,7 +558,7 @@ describe("SettingsScreen — preferences", () => {
});
});
describe("SettingsScreen — timezone auto-set", () => {
describe("SettingsScreen — no timezone auto-set", () => {
let zoneSpy: ReturnType<typeof vi.spyOn> | null;
function mockBrowserZone(timeZone: string | undefined) {
@@ -575,8 +574,8 @@ describe("SettingsScreen — timezone auto-set", () => {
sessionStorage.clear();
storeTokens({ access_token: "at-123", expires_in: 600 });
children = [child(1, "Declan", 1)];
// A fresh install: no zone, and the admin never chose one.
settings = { ...DEFAULT_SETTINGS, timezone: "", timezone_configured: false };
// A fresh install: no zone stored.
settings = { ...DEFAULT_SETTINGS, timezone: "" };
writeResponse = null;
zoneSpy = null;
fetchMock = vi.fn(async (url: string, init?: RequestInit) => routeFetch(url, init));
@@ -595,25 +594,15 @@ describe("SettingsScreen — timezone auto-set", () => {
return screen.findByRole("form", { name: "Preferences" });
}
it("an unset timezone is set once, on load, to the browser's zone and shown", async () => {
it("an empty timezone stays empty on load and nothing is written", async () => {
mockBrowserZone("America/New_York");
const form = await renderForm();
expect(field(form, "Timezone").value).toBe("America/New_York");
expect(writes()).toEqual([
{ method: "PATCH", path: SETTINGS_PATH, body: { timezone: "America/New_York", timezone_configured: true } },
]);
expect(settings.timezone).toBe("America/New_York");
expect(settings.timezone_configured).toBe(true);
// A later save of another field does not re-send the timezone.
fireEvent.change(field(form, "Planning horizon (days)"), { target: { value: "21" } });
fireEvent.click(within(form).getByRole("button", { name: "Save preferences" }));
await screen.findByText("Preferences saved.");
expect(writes()).toHaveLength(2);
expect(writes()[1].body).toEqual({ horizon_days: 21 });
expect(field(form, "Timezone").value).toBe("");
expect(writes()).toEqual([]);
expect(settings.timezone).toBe("");
});
it("StrictMode's doubled effects still auto-set exactly once", async () => {
it("StrictMode's doubled effects write nothing either", async () => {
mockBrowserZone("America/New_York");
render(
<StrictMode>
@@ -621,70 +610,36 @@ describe("SettingsScreen — timezone auto-set", () => {
</StrictMode>,
);
const form = await screen.findByRole("form", { name: "Preferences" });
expect(field(form, "Timezone").value).toBe("America/New_York");
expect(writes()).toEqual([
{ method: "PATCH", path: SETTINGS_PATH, body: { timezone: "America/New_York", timezone_configured: true } },
]);
});
it("an admin clearing the timezone is not re-set by the browser zone, even after a reopen", async () => {
mockBrowserZone("America/New_York");
const form = await renderForm();
fireEvent.change(field(form, "Timezone"), { target: { value: "" } });
fireEvent.click(within(form).getByRole("button", { name: "Save preferences" }));
await screen.findByText("Preferences saved.");
expect(writes().map((w) => w.body)).toEqual([
{ timezone: "America/New_York", timezone_configured: true },
{ timezone: "", timezone_configured: true },
]);
const reloaded = screen.getByRole("form", { name: "Preferences" });
expect(field(reloaded, "Timezone").value).toBe("");
// Close and reopen: the screen re-fetches "" but the choice persisted.
cleanup();
const reopened = await renderForm();
expect(field(reopened, "Timezone").value).toBe("");
expect(writes()).toHaveLength(2);
});
it("an empty timezone the admin chose is never auto-set", async () => {
mockBrowserZone("America/New_York");
settings = { ...settings, timezone_configured: true };
const form = await renderForm();
expect(field(form, "Timezone").value).toBe("");
expect(writes()).toEqual([]);
});
it("a set timezone is shown and never overwritten by the browser zone", async () => {
it("a stored timezone is shown as stored, never replaced by the browser zone", async () => {
mockBrowserZone("America/New_York");
settings = { ...DEFAULT_SETTINGS, timezone: "Europe/Dublin", timezone_configured: false };
settings = { ...DEFAULT_SETTINGS, timezone: "Europe/Dublin" };
const form = await renderForm();
expect(field(form, "Timezone").value).toBe("Europe/Dublin");
expect(writes()).toEqual([]);
});
it.each([
["nothing", undefined],
["an empty zone", ""],
["an unknown zone", "Etc/Unknown"],
["a non-IANA zone", "not a zone"],
])("detection returning %s leaves the field empty and sends nothing", async (_case, zone) => {
mockBrowserZone(zone);
it("saving another field sends only that field, never a timezone", async () => {
mockBrowserZone("America/New_York");
const form = await renderForm();
expect(field(form, "Timezone").value).toBe("");
expect(screen.queryByTestId("preferences-message")).toBeNull();
expect(writes()).toEqual([]);
fireEvent.change(field(form, "Planning horizon (days)"), { target: { value: "21" } });
fireEvent.click(within(form).getByRole("button", { name: "Save preferences" }));
await screen.findByText("Preferences saved.");
expect(writes().map((w) => w.body)).toEqual([{ horizon_days: 21 }]);
expect(settings.timezone).toBe("");
});
it("a rejected auto-set shows why and leaves the field empty for manual entry", async () => {
it("an admin clearing the timezone saves exactly the empty zone", async () => {
mockBrowserZone("America/New_York");
writeResponse = () => jsonResponse({ detail: "timezone is not known" }, 422);
settings = { ...DEFAULT_SETTINGS, timezone: "Europe/Dublin" };
const form = await renderForm();
expect(field(form, "Timezone").value).toBe("");
expect(field(form, "Timezone").disabled).toBe(false);
expect(screen.getByTestId("preferences-message").textContent).toBe(
"The timezone could not be set to America/New_York: timezone is not known",
);
expect(writes()).toHaveLength(1);
fireEvent.change(field(form, "Timezone"), { target: { value: "" } });
fireEvent.click(within(form).getByRole("button", { name: "Save preferences" }));
await screen.findByText("Preferences saved.");
expect(writes().map((w) => w.body)).toEqual([{ timezone: "" }]);
expect(field(screen.getByRole("form", { name: "Preferences" }), "Timezone").value).toBe("");
});
});