import { ProviderDriverKind, ProviderInstanceId } from "@t3tools/contracts";import { describe, expect, it } from "vite-plus/test"; import {  normalizeProviderAccentColor,  providerInstanceInitials,  resolveProviderInstanceDisplayName,  shouldShowInstanceBadge,} from "./providerInstanceDisplay.ts"; const codex = ProviderDriverKind.make("codex");const claude = ProviderDriverKind.make("claudeAgent"); describe("resolveProviderInstanceDisplayName", () => {  it("keeps a snapshot name that differs from the brand label", () => {    expect(      resolveProviderInstanceDisplayName({        instanceId: ProviderInstanceId.make("codex"),        driver: codex,        displayName: "Work",      }),    ).toBe("Work");  });   it("humanizes a custom instance id when the snapshot only carries the brand label", () => {    expect(      resolveProviderInstanceDisplayName({        instanceId: ProviderInstanceId.make("codex_personal"),        driver: codex,        displayName: "Codex",      }),    ).toBe("Codex Personal");  });   it("uses the brand label for the default instance", () => {    expect(      resolveProviderInstanceDisplayName({        instanceId: ProviderInstanceId.make("codex"),        driver: codex,      }),    ).toBe("Codex");  });}); describe("providerInstanceInitials", () => {  it("takes the first two characters of a single word", () => {    expect(providerInstanceInitials("Codex")).toBe("CO");  });   it("takes the first character of each of the first two words", () => {    expect(providerInstanceInitials("Codex Personal")).toBe("CP");  });   it("ignores words past the first two", () => {    expect(providerInstanceInitials("Codex Personal Backup Account")).toBe("CP");  });   it("returns an empty string for an empty label", () => {    expect(providerInstanceInitials("")).toBe("");  });   it("keeps an emoji whole instead of splitting its surrogate pair", () => {    expect(providerInstanceInitials("😀 Work")).toBe("😀W");    expect(providerInstanceInitials("😀")).toBe("😀");  });}); describe("normalizeProviderAccentColor", () => {  it("accepts a lowercase hex color", () => {    expect(normalizeProviderAccentColor("#ff8800")).toBe("#ff8800");  });   it("accepts an uppercase hex color", () => {    expect(normalizeProviderAccentColor("#FF8800")).toBe("#FF8800");  });   it("rejects a non-hex value", () => {    expect(normalizeProviderAccentColor("blue")).toBeUndefined();  });   it("rejects a short hex value", () => {    expect(normalizeProviderAccentColor("#fff")).toBeUndefined();  });   it("treats undefined and blank as unset", () => {    expect(normalizeProviderAccentColor(undefined)).toBeUndefined();    expect(normalizeProviderAccentColor("   ")).toBeUndefined();  });}); describe("shouldShowInstanceBadge", () => {  it("shows the badge when the entry has an accent color", () => {    const entry = { driverKind: codex, accentColor: "#ff8800" };    expect(shouldShowInstanceBadge(entry, [entry])).toBe(true);  });   it("shows the badge when two entries share a driver, even without an accent", () => {    const first = { driverKind: codex, accentColor: undefined };    const second = { driverKind: codex, accentColor: undefined };    expect(shouldShowInstanceBadge(first, [first, second])).toBe(true);  });   it("hides the badge for a single instance of a driver with no accent", () => {    const entry = { driverKind: codex, accentColor: undefined };    const other = { driverKind: claude, accentColor: undefined };    expect(shouldShowInstanceBadge(entry, [entry, other])).toBe(false);  });});