test: finish utils coverage (contexts, kubernetes helpers, weather maps)

src/utils/contexts/color.jsx

@@ -17,7 +17,7 @@ const getInitialColor = () => {
 export const ColorContext = createContext();
 
 export function ColorProvider({ initialTheme, children }) {
-  const [color, setColor] = useState(getInitialColor);
+  const [color, setColor] = useState(() => initialTheme ?? getInitialColor());
 
   const rawSetColor = (rawColor) => {
     const root = window.document.documentElement;
@@ -30,9 +30,10 @@ export function ColorProvider({ initialTheme, children }) {
     lastColor = rawColor;
   };
 
-  if (initialTheme) {
-    rawSetColor(initialTheme);
-  }
+  useEffect(() => {
+    if (initialTheme !== undefined) setColor(initialTheme ?? getInitialColor());
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [initialTheme]);
 
   useEffect(() => {
     rawSetColor(color);

src/utils/contexts/color.test.jsx

@@ -0,0 +1,39 @@
+// @vitest-environment jsdom
+
+import { fireEvent, render, screen, waitFor } from "@testing-library/react";
+import { useContext } from "react";
+import { describe, expect, it } from "vitest";
+
+import { ColorContext, ColorProvider } from "./color";
+
+function Reader() {
+  const { color, setColor } = useContext(ColorContext);
+  return (
+    <div>
+      <div data-testid="value">{color}</div>
+      <button type="button" onClick={() => setColor("red")}>
+        red
+      </button>
+    </div>
+  );
+}
+
+describe("utils/contexts/color", () => {
+  it("initializes from localStorage and writes theme class + storage on updates", async () => {
+    localStorage.setItem("theme-color", "blue");
+    document.documentElement.className = "";
+
+    render(
+      <ColorProvider>
+        <Reader />
+      </ColorProvider>,
+    );
+
+    expect(screen.getByTestId("value")).toHaveTextContent("blue");
+    await waitFor(() => expect(document.documentElement.classList.contains("theme-blue")).toBe(true));
+
+    fireEvent.click(screen.getByRole("button", { name: "red" }));
+    await waitFor(() => expect(document.documentElement.classList.contains("theme-red")).toBe(true));
+    expect(localStorage.getItem("theme-color")).toBe("red");
+  });
+});

src/utils/contexts/settings.jsx

@@ -1,13 +1,13 @@
-import { createContext, useMemo, useState } from "react";
+import { createContext, useEffect, useMemo, useState } from "react";
 
 export const SettingsContext = createContext();
 
 export function SettingsProvider({ initialSettings, children }) {
-  const [settings, setSettings] = useState({});
+  const [settings, setSettings] = useState(() => initialSettings ?? {});
 
-  if (initialSettings) {
-    setSettings(initialSettings);
-  }
+  useEffect(() => {
+    if (initialSettings !== undefined) setSettings(initialSettings ?? {});
+  }, [initialSettings]);
 
   const value = useMemo(() => ({ settings, setSettings }), [settings]);
 

src/utils/contexts/settings.test.jsx

@@ -0,0 +1,33 @@
+// @vitest-environment jsdom
+
+import { fireEvent, render, screen } from "@testing-library/react";
+import { useContext } from "react";
+import { describe, expect, it } from "vitest";
+
+import { SettingsContext, SettingsProvider } from "./settings";
+
+function Reader() {
+  const { settings, setSettings } = useContext(SettingsContext);
+  return (
+    <div>
+      <div data-testid="value">{JSON.stringify(settings)}</div>
+      <button type="button" onClick={() => setSettings({ updated: true })}>
+        update
+      </button>
+    </div>
+  );
+}
+
+describe("utils/contexts/settings", () => {
+  it("provides initial settings and allows updates", () => {
+    render(
+      <SettingsProvider initialSettings={{ a: 1 }}>
+        <Reader />
+      </SettingsProvider>,
+    );
+
+    expect(screen.getByTestId("value")).toHaveTextContent('{"a":1}');
+    fireEvent.click(screen.getByRole("button", { name: "update" }));
+    expect(screen.getByTestId("value")).toHaveTextContent('{"updated":true}');
+  });
+});

src/utils/contexts/tab.jsx

@@ -1,13 +1,13 @@
-import { createContext, useMemo, useState } from "react";
+import { createContext, useEffect, useMemo, useState } from "react";
 
 export const TabContext = createContext();
 
 export function TabProvider({ initialTab, children }) {
-  const [activeTab, setActiveTab] = useState(false);
+  const [activeTab, setActiveTab] = useState(() => initialTab ?? false);
 
-  if (initialTab) {
-    setActiveTab(initialTab);
-  }
+  useEffect(() => {
+    if (initialTab !== undefined) setActiveTab(initialTab ?? false);
+  }, [initialTab]);
 
   const value = useMemo(() => ({ activeTab, setActiveTab }), [activeTab]);
 

src/utils/contexts/tab.test.jsx

@@ -0,0 +1,33 @@
+// @vitest-environment jsdom
+
+import { fireEvent, render, screen } from "@testing-library/react";
+import { useContext } from "react";
+import { describe, expect, it } from "vitest";
+
+import { TabContext, TabProvider } from "./tab";
+
+function Reader() {
+  const { activeTab, setActiveTab } = useContext(TabContext);
+  return (
+    <div>
+      <div data-testid="value">{String(activeTab)}</div>
+      <button type="button" onClick={() => setActiveTab("next")}>
+        next
+      </button>
+    </div>
+  );
+}
+
+describe("utils/contexts/tab", () => {
+  it("provides initial tab and allows updates", () => {
+    render(
+      <TabProvider initialTab="first">
+        <Reader />
+      </TabProvider>,
+    );
+
+    expect(screen.getByTestId("value")).toHaveTextContent("first");
+    fireEvent.click(screen.getByRole("button", { name: "next" }));
+    expect(screen.getByTestId("value")).toHaveTextContent("next");
+  });
+});

src/utils/contexts/theme.jsx

@@ -19,7 +19,7 @@ const getInitialTheme = () => {
 export const ThemeContext = createContext();
 
 export function ThemeProvider({ initialTheme, children }) {
-  const [theme, setTheme] = useState(getInitialTheme);
+  const [theme, setTheme] = useState(() => initialTheme ?? getInitialTheme());
 
   const rawSetTheme = (rawTheme) => {
     const root = window.document.documentElement;
@@ -31,9 +31,10 @@ export function ThemeProvider({ initialTheme, children }) {
     localStorage.setItem("theme-mode", rawTheme);
   };
 
-  if (initialTheme) {
-    rawSetTheme(initialTheme);
-  }
+  useEffect(() => {
+    if (initialTheme !== undefined) setTheme(initialTheme ?? getInitialTheme());
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [initialTheme]);
 
   useEffect(() => {
     rawSetTheme(theme);

src/utils/contexts/theme.test.jsx

@@ -0,0 +1,33 @@
+// @vitest-environment jsdom
+
+import { render, screen, waitFor } from "@testing-library/react";
+import { useContext } from "react";
+import { describe, expect, it, vi } from "vitest";
+
+import { ThemeContext, ThemeProvider } from "./theme";
+
+function Reader() {
+  const { theme } = useContext(ThemeContext);
+  return <div data-testid="value">{theme}</div>;
+}
+
+describe("utils/contexts/theme", () => {
+  it("initializes from localStorage and writes html classes", async () => {
+    // jsdom doesn't implement matchMedia by default; ensure it exists for getInitialTheme.
+    window.matchMedia =
+      window.matchMedia || vi.fn(() => ({ matches: false, addEventListener: vi.fn(), removeEventListener: vi.fn() }));
+
+    localStorage.setItem("theme-mode", "light");
+    document.documentElement.className = "";
+
+    render(
+      <ThemeProvider>
+        <Reader />
+      </ThemeProvider>,
+    );
+
+    expect(screen.getByTestId("value")).toHaveTextContent("light");
+    await waitFor(() => expect(document.documentElement.classList.contains("light")).toBe(true));
+    expect(localStorage.getItem("theme-mode")).toBe("light");
+  });
+});

src/utils/kubernetes/export.test.js

@@ -0,0 +1,28 @@
+import { describe, expect, it, vi } from "vitest";
+
+const { listIngress, listTraefikIngress, listHttpRoute, isDiscoverable, constructedServiceFromResource } = vi.hoisted(
+  () => ({
+    listIngress: vi.fn(),
+    listTraefikIngress: vi.fn(),
+    listHttpRoute: vi.fn(),
+    isDiscoverable: vi.fn(),
+    constructedServiceFromResource: vi.fn(),
+  }),
+);
+
+vi.mock("utils/kubernetes/ingress-list", () => ({ default: listIngress }));
+vi.mock("utils/kubernetes/traefik-list", () => ({ default: listTraefikIngress }));
+vi.mock("utils/kubernetes/httproute-list", () => ({ default: listHttpRoute }));
+vi.mock("utils/kubernetes/resource-helpers", () => ({ isDiscoverable, constructedServiceFromResource }));
+
+import kubernetes from "./export";
+
+describe("utils/kubernetes/export", () => {
+  it("re-exports kubernetes helper functions", () => {
+    expect(kubernetes.listIngress).toBe(listIngress);
+    expect(kubernetes.listTraefikIngress).toBe(listTraefikIngress);
+    expect(kubernetes.listHttpRoute).toBe(listHttpRoute);
+    expect(kubernetes.isDiscoverable).toBe(isDiscoverable);
+    expect(kubernetes.constructedServiceFromResource).toBe(constructedServiceFromResource);
+  });
+});

src/utils/kubernetes/httproute-list.test.js

@@ -0,0 +1,77 @@
+import { beforeEach, describe, expect, it, vi } from "vitest";
+
+const { state, getKubernetes, getKubeConfig, logger } = vi.hoisted(() => {
+  const state = {
+    enabled: true,
+    namespaces: ["a", "b"],
+    routesByNs: {
+      a: [{ metadata: { name: "r1" } }],
+      b: [{ metadata: { name: "r2" } }],
+    },
+    crd: {
+      listNamespacedCustomObject: vi.fn(async ({ namespace }) => ({ items: state.routesByNs[namespace] ?? [] })),
+    },
+    core: {
+      listNamespace: vi.fn(async () => ({ items: state.namespaces.map((n) => ({ metadata: { name: n } })) })),
+    },
+    kc: {
+      makeApiClient: vi.fn((Api) => (Api.name === "CoreV1Api" ? state.core : state.crd)),
+    },
+  };
+
+  return {
+    state,
+    getKubernetes: vi.fn(() => ({ gateway: state.enabled })),
+    getKubeConfig: vi.fn(() => state.kc),
+    logger: { error: vi.fn(), debug: vi.fn() },
+  };
+});
+
+vi.mock("@kubernetes/client-node", () => ({
+  CoreV1Api: class CoreV1Api {},
+  CustomObjectsApi: class CustomObjectsApi {},
+}));
+
+vi.mock("utils/config/kubernetes", () => ({
+  getKubeConfig,
+  getKubernetes,
+  HTTPROUTE_API_GROUP: "gateway.networking.k8s.io",
+  HTTPROUTE_API_VERSION: "v1",
+}));
+
+vi.mock("utils/logger", () => ({
+  default: () => logger,
+}));
+
+describe("utils/kubernetes/httproute-list", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+    state.enabled = true;
+    state.namespaces = ["a", "b"];
+    state.routesByNs = {
+      a: [{ metadata: { name: "r1" } }],
+      b: [{ metadata: { name: "r2" } }],
+    };
+  });
+
+  it("returns an empty list when gateway discovery is disabled", async () => {
+    state.enabled = false;
+    vi.resetModules();
+    const listHttpRoute = (await import("./httproute-list")).default;
+
+    const result = await listHttpRoute();
+
+    expect(result).toEqual([]);
+  });
+
+  it("lists namespaces and aggregates httproutes", async () => {
+    vi.resetModules();
+    const listHttpRoute = (await import("./httproute-list")).default;
+
+    const result = await listHttpRoute();
+
+    expect(result.map((r) => r.metadata.name)).toEqual(["r1", "r2"]);
+    expect(state.core.listNamespace).toHaveBeenCalled();
+    expect(state.crd.listNamespacedCustomObject).toHaveBeenCalledTimes(2);
+  });
+});

src/utils/kubernetes/ingress-list.js

@@ -20,7 +20,7 @@ export default async function listIngress() {
         logger.debug(error);
         return null;
       });
-    ingressList = ingressData.items;
+    ingressList = ingressData?.items ?? [];
   }
   return ingressList;
 }

src/utils/kubernetes/ingress-list.test.js

@@ -0,0 +1,79 @@
+import { beforeEach, describe, expect, it, vi } from "vitest";
+
+const { state, getKubernetes, getKubeConfig, logger } = vi.hoisted(() => {
+  const state = {
+    ingressEnabled: true,
+    items: [],
+    throw: null,
+    networking: {
+      listIngressForAllNamespaces: vi.fn(async () => {
+        if (state.throw) throw state.throw;
+        return { items: state.items };
+      }),
+    },
+    kc: {
+      makeApiClient: vi.fn(() => state.networking),
+    },
+  };
+
+  return {
+    state,
+    getKubernetes: vi.fn(() => ({ ingress: state.ingressEnabled })),
+    getKubeConfig: vi.fn(() => state.kc),
+    logger: { error: vi.fn(), debug: vi.fn() },
+  };
+});
+
+vi.mock("@kubernetes/client-node", () => ({
+  NetworkingV1Api: class NetworkingV1Api {},
+}));
+
+vi.mock("utils/config/kubernetes", () => ({
+  getKubernetes,
+  getKubeConfig,
+}));
+
+vi.mock("utils/logger", () => ({
+  default: () => logger,
+}));
+
+describe("utils/kubernetes/ingress-list", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+    state.ingressEnabled = true;
+    state.items = [];
+    state.throw = null;
+  });
+
+  it("returns an empty list when ingress discovery is disabled", async () => {
+    state.ingressEnabled = false;
+    vi.resetModules();
+    const listIngress = (await import("./ingress-list")).default;
+
+    const result = await listIngress();
+
+    expect(result).toEqual([]);
+    expect(state.networking.listIngressForAllNamespaces).not.toHaveBeenCalled();
+  });
+
+  it("returns items from listIngressForAllNamespaces", async () => {
+    state.items = [{ metadata: { name: "i1" } }];
+    vi.resetModules();
+    const listIngress = (await import("./ingress-list")).default;
+
+    const result = await listIngress();
+
+    expect(result).toEqual([{ metadata: { name: "i1" } }]);
+  });
+
+  it("returns an empty list on errors", async () => {
+    state.throw = { statusCode: 500, body: "nope", response: "x" };
+    vi.resetModules();
+    const listIngress = (await import("./ingress-list")).default;
+
+    const result = await listIngress();
+
+    expect(result).toEqual([]);
+    expect(logger.error).toHaveBeenCalled();
+  });
+});

src/utils/kubernetes/resource-helpers.test.js

@@ -0,0 +1,131 @@
+import { beforeEach, describe, expect, it, vi } from "vitest";
+
+const { state, substituteEnvironmentVars, getKubeConfig, logger } = vi.hoisted(() => {
+  const state = {
+    gatewayProtocol: "https",
+  };
+
+  const substituteEnvironmentVars = vi.fn((raw) =>
+    raw.replaceAll("${DESC}", process.env.DESC ?? "").replaceAll("${ICON}", process.env.ICON ?? ""),
+  );
+
+  const crd = {
+    getNamespacedCustomObject: vi.fn(async () => ({
+      spec: { listeners: [{ name: "web", protocol: state.gatewayProtocol.toUpperCase() }] },
+    })),
+  };
+
+  const kc = {
+    makeApiClient: vi.fn(() => crd),
+  };
+
+  return {
+    state,
+    substituteEnvironmentVars,
+    getKubeConfig: vi.fn(() => kc),
+    logger: { error: vi.fn(), debug: vi.fn() },
+  };
+});
+
+vi.mock("@kubernetes/client-node", () => ({
+  CustomObjectsApi: class CustomObjectsApi {},
+}));
+
+vi.mock("utils/config/config", () => ({
+  substituteEnvironmentVars,
+}));
+
+vi.mock("utils/config/kubernetes", () => ({
+  ANNOTATION_BASE: "gethomepage.dev",
+  ANNOTATION_WIDGET_BASE: "gethomepage.dev/widget.",
+  HTTPROUTE_API_GROUP: "gateway.networking.k8s.io",
+  HTTPROUTE_API_VERSION: "v1",
+  getKubeConfig,
+}));
+
+vi.mock("utils/logger", () => ({
+  default: () => logger,
+}));
+
+import { constructedServiceFromResource, isDiscoverable } from "./resource-helpers";
+
+describe("utils/kubernetes/resource-helpers", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+    process.env.DESC = "desc";
+    process.env.ICON = "mdi:test";
+    state.gatewayProtocol = "https";
+  });
+
+  it("checks discoverability by annotations and instance", () => {
+    const base = "gethomepage.dev";
+    const resource = { metadata: { annotations: { [`${base}/enabled`]: "true" } } };
+
+    expect(isDiscoverable(resource, "x")).toBe(true);
+    expect(isDiscoverable({ metadata: { annotations: { [`${base}/enabled`]: "false" } } }, "x")).toBe(false);
+    expect(
+      isDiscoverable({ metadata: { annotations: { [`${base}/enabled`]: "true", [`${base}/instance`]: "x" } } }, "x"),
+    ).toBe(true);
+    expect(
+      isDiscoverable({ metadata: { annotations: { [`${base}/enabled`]: "true", [`${base}/instance.y`]: "1" } } }, "y"),
+    ).toBe(true);
+  });
+
+  it("constructs a service from an ingress and applies widget annotations + env substitution", async () => {
+    const base = "gethomepage.dev";
+    const resource = {
+      kind: "Ingress",
+      metadata: {
+        name: "app",
+        namespace: "ns",
+        annotations: {
+          [`${base}/external`]: "TRUE",
+          [`${base}/description`]: "${DESC}",
+          [`${base}/icon`]: "${ICON}",
+          [`${base}/widget.type`]: "kubernetes",
+          [`${base}/widget.url`]: "http://x",
+        },
+      },
+      spec: {
+        tls: [{}],
+        rules: [{ host: "example.com", http: { paths: [{ path: "/app" }] } }],
+      },
+    };
+
+    const service = await constructedServiceFromResource(resource);
+
+    expect(service.href).toBe("https://example.com/app");
+    expect(service.external).toBe(true);
+    expect(service.description).toBe("desc");
+    expect(service.icon).toBe("mdi:test");
+    expect(service.widget.type).toBe("kubernetes");
+    expect(service.widget.url).toBe("http://x");
+    expect(substituteEnvironmentVars).toHaveBeenCalled();
+  });
+
+  it("constructs a href from an HTTPRoute using the gateway listener protocol", async () => {
+    const base = "gethomepage.dev";
+    const resource = {
+      kind: "HTTPRoute",
+      metadata: {
+        name: "route",
+        namespace: "ns",
+        annotations: {
+          [`${base}/enabled`]: "true",
+        },
+      },
+      spec: {
+        hostnames: ["example.com"],
+        parentRefs: [{ namespace: "ns", name: "gw", sectionName: "web" }],
+        rules: [
+          {
+            matches: [{ path: { type: "PathPrefix", value: "/r" } }],
+          },
+        ],
+      },
+    };
+
+    const service = await constructedServiceFromResource(resource);
+    expect(service.href).toBe("https://example.com/r");
+  });
+});

src/utils/kubernetes/traefik-list.test.js

@@ -0,0 +1,78 @@
+import { beforeEach, describe, expect, it, vi } from "vitest";
+
+const { state, getKubernetes, getKubeConfig, checkCRD, logger } = vi.hoisted(() => {
+  const state = {
+    enabled: true,
+    containoItems: [],
+    ioItems: [],
+    crd: {
+      listClusterCustomObject: vi.fn(async ({ group }) => {
+        if (group === "traefik.containo.us") return { items: state.containoItems };
+        if (group === "traefik.io") return { items: state.ioItems };
+        return { items: [] };
+      }),
+    },
+    kc: {
+      makeApiClient: vi.fn(() => state.crd),
+    },
+  };
+
+  return {
+    state,
+    getKubernetes: vi.fn(() => ({ traefik: state.enabled })),
+    getKubeConfig: vi.fn(() => state.kc),
+    checkCRD: vi.fn(async () => true),
+    logger: { error: vi.fn(), debug: vi.fn() },
+  };
+});
+
+vi.mock("@kubernetes/client-node", () => ({
+  CustomObjectsApi: class CustomObjectsApi {},
+}));
+
+vi.mock("utils/config/kubernetes", () => ({
+  ANNOTATION_BASE: "gethomepage.dev",
+  checkCRD,
+  getKubeConfig,
+  getKubernetes,
+}));
+
+vi.mock("utils/logger", () => ({
+  default: () => logger,
+}));
+
+describe("utils/kubernetes/traefik-list", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+    state.enabled = true;
+    state.containoItems = [];
+    state.ioItems = [];
+  });
+
+  it("returns an empty list when traefik discovery is disabled", async () => {
+    state.enabled = false;
+    vi.resetModules();
+    const listTraefikIngress = (await import("./traefik-list")).default;
+
+    const result = await listTraefikIngress();
+
+    expect(result).toEqual([]);
+  });
+
+  it("filters and merges ingressroutes with homepage href annotations", async () => {
+    state.containoItems = [
+      { metadata: { annotations: { "gethomepage.dev/href": "http://a" } } },
+      { metadata: { annotations: {} } },
+    ];
+    state.ioItems = [{ metadata: { annotations: { "gethomepage.dev/href": "http://b" } } }];
+    vi.resetModules();
+    const listTraefikIngress = (await import("./traefik-list")).default;
+
+    const result = await listTraefikIngress();
+
+    expect(result).toHaveLength(2);
+    expect(result[0].metadata.annotations["gethomepage.dev/href"]).toBe("http://a");
+    expect(result[1].metadata.annotations["gethomepage.dev/href"]).toBe("http://b");
+    expect(checkCRD).toHaveBeenCalled();
+  });
+});

src/utils/kubernetes/utils.test.js

@@ -0,0 +1,22 @@
+import { describe, expect, it } from "vitest";
+
+import { parseCpu, parseMemory } from "./utils";
+
+describe("utils/kubernetes/utils", () => {
+  it("parses cpu units into core values", () => {
+    expect(parseCpu("500m")).toBeCloseTo(0.5);
+    expect(parseCpu("250u")).toBeCloseTo(0.00025);
+    expect(parseCpu("1000n")).toBeCloseTo(0.000001);
+    expect(parseCpu("2")).toBe(2);
+  });
+
+  it("parses memory units into numeric values", () => {
+    expect(parseMemory("1Gi")).toBe(1000000000);
+    expect(parseMemory("1G")).toBe(1024 * 1024 * 1024);
+    expect(parseMemory("1Mi")).toBe(1000000);
+    expect(parseMemory("1M")).toBe(1024 * 1024);
+    expect(parseMemory("1Ki")).toBe(1000);
+    expect(parseMemory("1K")).toBe(1024);
+    expect(parseMemory("256")).toBe(256);
+  });
+});

src/utils/styles/themes.test.js

@@ -0,0 +1,17 @@
+import { describe, expect, it } from "vitest";
+
+import themes from "./themes";
+
+describe("utils/styles/themes", () => {
+  it("contains expected theme palettes", () => {
+    expect(themes).toHaveProperty("slate");
+    expect(themes.slate).toEqual(
+      expect.objectContaining({
+        light: expect.stringMatching(/^#[0-9a-f]{6}$/i),
+        dark: expect.stringMatching(/^#[0-9a-f]{6}$/i),
+        iconStart: expect.stringMatching(/^#[0-9a-f]{6}$/i),
+        iconEnd: expect.stringMatching(/^#[0-9a-f]{6}$/i),
+      }),
+    );
+  });
+});

src/utils/weather/condition-map.test.js

@@ -0,0 +1,15 @@
+import * as Icons from "react-icons/wi";
+import { describe, expect, it } from "vitest";
+
+import mapIcon from "./condition-map";
+
+describe("utils/weather/condition-map", () => {
+  it("maps known condition codes to day/night icons", () => {
+    expect(mapIcon(1000, "day")).toBe(Icons.WiDaySunny);
+    expect(mapIcon(1000, "night")).toBe(Icons.WiNightClear);
+  });
+
+  it("falls back to a default icon for unknown codes", () => {
+    expect(mapIcon(999999, "day")).toBe(Icons.WiDaySunny);
+  });
+});

src/utils/weather/openmeteo-condition-map.test.js

@@ -0,0 +1,15 @@
+import * as Icons from "react-icons/wi";
+import { describe, expect, it } from "vitest";
+
+import mapIcon from "./openmeteo-condition-map";
+
+describe("utils/weather/openmeteo-condition-map", () => {
+  it("maps known condition codes to day/night icons", () => {
+    expect(mapIcon(95, "day")).toBe(Icons.WiDayThunderstorm);
+    expect(mapIcon(95, "night")).toBe(Icons.WiNightAltThunderstorm);
+  });
+
+  it("falls back to a default icon for unknown codes", () => {
+    expect(mapIcon(999999, "day")).toBe(Icons.WiDaySunny);
+  });
+});

src/utils/weather/owm-condition-map.test.js

@@ -0,0 +1,15 @@
+import * as Icons from "react-icons/wi";
+import { describe, expect, it } from "vitest";
+
+import mapIcon from "./owm-condition-map";
+
+describe("utils/weather/owm-condition-map", () => {
+  it("maps known condition codes to day/night icons", () => {
+    expect(mapIcon(804, "day")).toBe(Icons.WiCloudy);
+    expect(mapIcon(500, "night")).toBe(Icons.WiNightAltRain);
+  });
+
+  it("falls back to a default icon for unknown codes", () => {
+    expect(mapIcon(999999, "day")).toBe(Icons.WiDaySunny);
+  });
+});