Initial commit: CookIT recipe collection and week planner

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

tools/excel-import/tests/test_parse.py

@@ -0,0 +1,135 @@
+import pytest
+
+from cookit_import import parse
+
+
+@pytest.mark.parametrize(
+    "value, expected",
+    [
+        (275, (275, None)),
+        (1.5, (1.5, None)),
+        (0.08333333333333333, (0.083, None)),
+        ("0,5", (0.5, None)),
+        ("½", (0.5, None)),
+        ("1/2", (0.5, None)),
+        ("1 1/2", (1.5, None)),
+        ("3/4", (0.75, None)),
+        ("2-3", (2, 3)),
+        ("10 - 12", (10, 12)),
+        ("200-250", (200, 250)),
+        (None, (None, None)),
+        (0, (None, None)),
+    ],
+)
+def test_parse_amount(value, expected):
+    assert parse.parse_amount(value) == expected
+
+
+@pytest.mark.parametrize("value", ["opt. als Topping", "(2", "ODER"])
+def test_parse_amount_rejects_text(value):
+    assert parse.parse_amount(value) is None
+
+
+@pytest.mark.parametrize(
+    "value, key",
+    [
+        ("Gramm", "gram"),
+        ("Mililiter", "milliliter"),
+        ("milliliter", "milliliter"),
+        ("Zehe/n", "clove"),
+        ("Zehen", "clove"),
+        ("Kleine", "small"),
+        ("kleine", "small"),
+        ("Große", "large"),
+        ("Zweig (e)", "sprig"),
+        ("Msp.", "knifeTip"),
+        ("Etwas", "some"),
+        ("Tassen", "cup"),
+    ],
+)
+def test_parse_unit(value, key):
+    assert parse.parse_unit(value) == key
+
+
+def test_parse_unit_unknown():
+    assert parse.parse_unit("Fett") is None
+
+
+@pytest.mark.parametrize(
+    "value, expected",
+    [("100 g", (100, "gram")), ("125 ml", (125, "milliliter")), ("1 TL", (1, "teaspoon")), ("1 Pkt.", (1, "pack")), ("3", (3, None))],
+)
+def test_split_amount_unit(value, expected):
+    assert parse.split_amount_unit(value) == expected
+
+
+@pytest.mark.parametrize(
+    "value, expected",
+    [(30, 30), ("45 Minuten", 45), ("2 Stunden", 120), ("1h 30min", 90), ("0 Minuten", None), (None, None), ("über Nacht", "über Nacht")],
+)
+def test_parse_minutes(value, expected):
+    assert parse.parse_minutes(value) == expected
+
+
+@pytest.mark.parametrize(
+    "value, number, remark",
+    [
+        (4, 4, None),
+        (3.5, 3.5, None),
+        ("6 Portionen", 6, None),
+        ("4 Personen", 4, None),
+        ("8 Stk.", 8, "8 Stk."),
+        ("2 Rollen;\neine Rolle entspricht 8 Scheiben", 2, "2 Rollen;\neine Rolle entspricht 8 Scheiben"),
+        (None, None, None),
+    ],
+)
+def test_parse_servings(value, number, remark):
+    s = parse.parse_servings(value)
+    assert (s.value, s.remark) == (number, remark)
+
+
+def test_calories_basis_threshold():
+    assert parse.calories_basis(1500) == "perServing"
+    assert parse.calories_basis(1501) == "wholeRecipe"
+
+
+def test_extract_urls():
+    urls, rest = parse.extract_urls("Quelle: https://sallys-blog.de/rezepte/focaccia")
+    assert urls == ["https://sallys-blog.de/rezepte/focaccia"]
+    assert rest == "Quelle:"
+
+
+class TestSplitSteps:
+    def test_blank_lines_separate_steps(self):
+        sections = parse.split_steps("\nZutaten mischen.\n\nTeig gehen lassen.\n\n\nBacken.")
+        assert [(s.title, s.steps) for s in sections] == [(None, ["Zutaten mischen.", "Teig gehen lassen.", "Backen."])]
+
+    def test_heading_line_starts_a_section(self):
+        sections = parse.split_steps("Vorteig\nVerrühre die Zutaten.\n\nTeig\nFüge das Mehl hinzu.")
+        assert [(s.title, s.steps) for s in sections] == [
+            ("Vorteig", ["Verrühre die Zutaten."]),
+            ("Teig", ["Füge das Mehl hinzu."]),
+        ]
+
+    def test_lone_heading_paragraph(self):
+        sections = parse.split_steps("Soße:\n\nAlles verrühren.\n\nAbschmecken.")
+        assert [(s.title, s.steps) for s in sections] == [("Soße", ["Alles verrühren.", "Abschmecken."])]
+
+    def test_inline_heading(self):
+        sections = parse.split_steps("Salat:Die Zwiebel schneiden.\n\nSoße:Mayo verrühren.")
+        assert [(s.title, s.steps) for s in sections] == [("Salat", ["Die Zwiebel schneiden."]), ("Soße", ["Mayo verrühren."])]
+
+    def test_single_paragraph_splits_on_lines(self):
+        sections = parse.split_steps("    Mehl und Salz mischen.\n    Wasser zugeben und kneten.")
+        assert sections[0].steps == ["Mehl und Salz mischen.", "Wasser zugeben und kneten."]
+
+    def test_short_last_line_stays_a_step(self):
+        sections = parse.split_steps("Alles anbraten.\n\nServieren")
+        assert sections[0].steps == ["Alles anbraten.", "Servieren"]
+
+    def test_strips_enumeration(self):
+        sections = parse.split_steps("1. Wasser kochen.\n\n2) Nudeln garen.")
+        assert sections[0].steps == ["Wasser kochen.", "Nudeln garen."]
+
+    def test_empty(self):
+        assert parse.split_steps("\n\n  ") == []