feat: add tests for normalizeName and RecipesService methods, including unit conversion and alias normalization

2026-04-16 19:22:14 +02:00
parent 1b9df4d20d
commit 9292e30abc
6 changed files with 305 additions and 9 deletions
@@ -0,0 +1,107 @@
+import { RecipeParser, ParsedRecipe } from './base.parser';
+
+// Konkret testklass för att komma åt protected-metoden
+class TestParser extends RecipeParser {
+  canHandle(_url: string): boolean { return true; }
+  parse(_html: string): ParsedRecipe {
+    return { name: '', ingredients: [] };
+  }
+  public testParseIngredientLine(line: string) {
+    return this.parseIngredientLine(line);
+  }
+}
+
+describe('RecipeParser.parseIngredientLine', () => {
+  const parser = new TestParser();
+  const parse = (line: string) => parser.testParseIngredientLine(line);
+
+  describe('enkla mängd + enhet + namn', () => {
+    it('parsar "150 g lax"', () => {
+      const result = parse('150 g lax');
+      expect(result?.quantity).toBe(150);
+      expect(result?.unit).toBe('g');
+      expect(result?.name).toBe('lax');
+    });
+
+    it('parsar "2 dl grädde"', () => {
+      const result = parse('2 dl grädde');
+      expect(result?.quantity).toBe(2);
+      expect(result?.unit).toBe('dl');
+      expect(result?.name).toBe('grädde');
+    });
+
+    it('parsar "1 msk olivolja"', () => {
+      const result = parse('1 msk olivolja');
+      expect(result?.quantity).toBe(1);
+      expect(result?.unit).toBe('msk');
+      expect(result?.name).toBe('olivolja');
+    });
+
+    it('parsar "3 st ägg"', () => {
+      const result = parse('3 st ägg');
+      expect(result?.quantity).toBe(3);
+      expect(result?.unit).toBe('st');
+      expect(result?.name).toBe('ägg');
+    });
+
+    it('parsar "3 ägg" (utan enhet)', () => {
+      const result = parse('3 ägg');
+      expect(result?.quantity).toBe(3);
+      expect(result?.unit).toBe('');
+      expect(result?.name).toBe('ägg');
+    });
+  });
+
+  describe('bråktal', () => {
+    it('parsar "1/2 citron"', () => {
+      const result = parse('1/2 citron');
+      expect(result?.quantity).toBeCloseTo(0.5);
+      expect(result?.name).toBe('citron');
+    });
+
+    it('parsar "1 1/2 dl mjölk"', () => {
+      const result = parse('1 1/2 dl mjölk');
+      expect(result?.quantity).toBeCloseTo(1.5);
+      expect(result?.unit).toBe('dl');
+    });
+  });
+
+  describe('utan mängd', () => {
+    it('parsar "salt och peppar" (ingen mängd)', () => {
+      const result = parse('salt och peppar');
+      expect(result?.quantity).toBe(0);
+      expect(result?.unit).toBe('');
+      expect(result?.name).toBe('salt och peppar');
+    });
+
+    it('returnerar null för tom sträng', () => {
+      expect(parse('')).toBeNull();
+    });
+  });
+
+  describe('med parenteser', () => {
+    it('parsar "1 förp handskalade räkor (à 570 g)" med note', () => {
+      const result = parse('1 förp handskalade räkor (à 570 g)');
+      expect(result?.quantity).toBe(1);
+      expect(result?.unit).toBe('förp');
+      expect(result?.name).toBe('handskalade räkor');
+      expect(result?.note).toBe('à 570 g');
+    });
+  });
+
+  describe('kommatalstal', () => {
+    it('parsar "2,5 dl buljong"', () => {
+      const result = parse('2,5 dl buljong');
+      expect(result?.quantity).toBeCloseTo(2.5);
+      expect(result?.unit).toBe('dl');
+    });
+  });
+
+  describe('strips HTML-taggar', () => {
+    it('parsar rad med HTML', () => {
+      const result = parse('<b>200</b> g köttfärs');
+      expect(result?.quantity).toBe(200);
+      expect(result?.unit).toBe('g');
+    });
+  });
+});