51 lines
2 KiB
TypeScript
51 lines
2 KiB
TypeScript
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import { describe, expect, test } from "bun:test";
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import { jsPDF } from "jspdf";
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import { buildPlanModel, pdfSafe, renderPlanPdf } from "./exportPlan";
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import { RECIPES } from "./recipes";
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const breakfast = RECIPES.find((r) => r.kind === "breakfast")!;
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const dinner = RECIPES.find((r) => r.kind === "main")!;
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const state = {
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daysCount: 2,
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mealsPerDay: 3,
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householdSize: 4,
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// Monday breakfast + dinner, Tuesday dinner; "6-3" is outside daysCount and must not export.
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slots: { "0-1": breakfast.id, "0-3": dinner.id, "1-3": dinner.id, "6-3": dinner.id },
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};
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describe("plan export", () => {
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const model = buildPlanModel(state);
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test("organizes meals under each planned day, in meal order", () => {
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expect(model.days.map((d) => d.name)).toEqual(["Monday", "Tuesday"]);
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const [monday, tuesday] = model.days;
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expect(monday.meals.map((m) => ("empty" in m ? `${m.label}: -` : `${m.label}: ${m.title}`))).toEqual([
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`Breakfast: ${breakfast.title}`,
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"Lunch: -",
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`Dinner: ${dinner.title}`,
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]);
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expect(tuesday.meals.filter((m) => !("empty" in m))).toHaveLength(1);
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});
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test("each meal carries its full recipe, scaled to the household", () => {
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const meal = model.days[0].meals[0];
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if ("empty" in meal) throw new Error("expected a planned meal");
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expect(meal.steps).toEqual(breakfast.steps);
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expect(meal.ingredients).toHaveLength(breakfast.ingredients.length);
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expect(meal.meta).toContain("serves 4");
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});
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test("text is made printable in the base PDF font", () => {
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expect(pdfSafe("1⅓ cup flour")).toBe("1 1/3 cup flour");
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expect(pdfSafe("⅛ tsp salt")).toBe("1/8 tsp salt");
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expect(pdfSafe("½ cup · 350°F — Rakı")).toBe("½ cup · 350°F — Raki");
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});
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test("renders a real multi-page PDF (one day per page)", () => {
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const bytes = new Uint8Array(renderPlanPdf(model, jsPDF).output("arraybuffer"));
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expect(new TextDecoder().decode(bytes.slice(0, 5))).toBe("%PDF-");
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expect(renderPlanPdf(model, jsPDF).getNumberOfPages()).toBeGreaterThanOrEqual(2);
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});
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});
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