def test_recipes_split_across_blocks(self) -> None:
compiled = compile_markdown(
dedent("""
A recipe in two parts. Part one:
sauce = boil down(tomatoes, water)
Part two:
pour over(pasta, sauce)
""").strip())
sr = SubRecipe(
Step(
SVS("boil down"),
(
Ingredient(SVS("tomatoes")),
Ingredient(SVS("water")),
),
),
(SVS("sauce"), ),
)
r1 = Recipe((sr, ))
r2 = Recipe(
(Step(
SVS("pour over"),
(
Ingredient(SVS("pasta")),
Reference(sr),
),
), ),
follows=r1,
)
assert compiled.recipes == [[r1, r2]]
def test_scale(self) -> None:
step = Step(SVS(["fry in ", 4, " blocks"]),
(Ingredient(SVS("spam"), Quantity(2)), ))
assert step.scale(3) == Step(
SVS(["fry in ", 12, " blocks"]),
(Ingredient(SVS("spam"), Quantity(6)), ),
)
def test_compilation_of_steps(self) -> None:
assert compile(["fry(slice(spam), eggs)"]) == [
Recipe((Step(
SVS("fry"),
(
Step(SVS("slice"), (Ingredient(SVS("spam")), )),
Ingredient(SVS("eggs")),
),
), )),
]
def test_inlining_single_references_name_explicitly_required(self) -> None:
assert compile(["meat := spam, sliced\nfry(meat, eggs)"]) == [
Recipe((Step(
SVS("fry"),
(
SubRecipe(
Step(SVS("sliced"), (Ingredient(SVS("spam")), )),
(SVS("meat"), ),
),
Ingredient(SVS("eggs")),
),
), ))
]
def test_inlining_single_references(self, quantity_spec: str) -> None:
assert compile(
[f"meat = 10g spam, sliced\nfry({quantity_spec} meat, eggs)"]) == [
Recipe((Step(
SVS("fry"),
(
Step(
SVS("sliced"),
(Ingredient(SVS("spam"), Quantity(10, "g")), ),
),
Ingredient(SVS("eggs")),
),
), ))
]
def test_separate_recipes(self) -> None:
compiled = compile_markdown(
dedent("""
Fried egg:
```recipe
1 egg
```
```recipe
fry(egg)
```
Boiled egg:
```new-recipe
2 egg
```
```recipe
boil(egg)
```
""").strip())
e1 = SubRecipe(
Ingredient(SVS("egg"), Quantity(1)),
(SVS("egg"), ),
show_output_names=False,
)
r1 = Recipe((e1, ))
r2 = Recipe((Step(SVS("fry"), (Reference(e1), )), ), follows=r1)
e2 = SubRecipe(
Ingredient(SVS("egg"), Quantity(2)),
(SVS("egg"), ),
show_output_names=False,
)
r3 = Recipe((e2, ))
r4 = Recipe((Step(SVS("boil"), (Reference(e2), )), ), follows=r3)
assert compiled.recipes == [[r1, r2], [r3, r4]]
# Check anchor IDs are unique too
html = compiled.render()
assert 'id="recipe-egg"' in html
assert 'href="#recipe-egg"' in html
assert 'id="recipe2-egg"' in html
assert 'href="#recipe2-egg"' in html
def test_reference_compilation(self) -> None:
sub_recipe = SubRecipe(
Step(SVS("open"), (Ingredient(SVS("spam")), )),
(SVS("spam"), SVS("tin")),
True,
)
assert compile([
"spam, tin = open(spam)\nspam\n1/3*spam\n25% of the spam\nleft over spam\n2 'tin'\n50g spam" # noqa: E501
]) == [
Recipe((
sub_recipe,
# spam
Reference(sub_recipe, 0, Proportion(1.0)),
# 1/3*spam
Reference(sub_recipe, 0,
Proportion(Fraction(1, 3), preposition="*")),
# 25% of the spam
Reference(
sub_recipe,
0,
Proportion(0.25, percentage=True, preposition="% of the"),
),
# remaining
Reference(sub_recipe, 0,
Proportion(None, remainder_wording="left over")),
# 2 tin
Reference(sub_recipe, 1, Quantity(2.0)),
# 50g spam
Reference(sub_recipe, 0, Quantity(50.0, "g")),
)),
]
def test_nested_reference_to_sub_recipe_not_in_recipe(self) -> None:
external_sr = SubRecipe(Ingredient(SVS("eggs")), (SVS("foo"), ))
ref = Reference(external_sr)
step = Step(SVS("bar"), (ref, ))
with pytest.raises(ReferenceToInvalidSubRecipeError):
Recipe((step, ))
def test_reference_to_nested_sub_recipe(self) -> None:
nested_sr = SubRecipe(Ingredient(SVS("eggs")), (SVS("foo"), ))
step = Step(SVS("scramble"), (nested_sr, ))
ref = Reference(nested_sr)
with pytest.raises(ReferenceToInvalidSubRecipeError):
Recipe((step, ref))
def test_inlines_within_inlines(self) -> None:
recipe = Recipe((Step(
SVS("boil"),
(
SubRecipe(
Step(
SVS("fry"),
(Ingredient(SVS("spam"), Quantity(100, "g")), ),
),
(SVS("fried spam"), ),
),
Ingredient(SVS("water")),
),
), ))
assert compile([
"100g spam\nfried spam := fry(spam)\nboil(fried spam, water)"
]) == [recipe]
def test_processed_ingredient_with_implied_output_name(
self, syntax: str) -> None:
assert compile([syntax]) == [
Recipe((SubRecipe(
Step(SVS("fry"), (Ingredient(SVS("spam")), )),
(SVS("spam"), ),
False,
), )),
]
def test_step() -> None:
input_0 = Ingredient(SVS("input 0"))
input_1 = Ingredient(SVS("input 1"))
input_2_ingredient = Ingredient(SVS("input 2"))
input_2 = Step(SVS("chopped"), (input_2_ingredient, ))
step = Step(SVS("combine"), (input_0, input_1, input_2))
assert recipe_tree_to_table(step) == set_border_around_table(
Table.from_dict(
cast(
Mapping[Tuple[int, int], Cell[RecipeTreeNode]],
{
(0, 0): Cell(input_0, columns=2),
(1, 0): Cell(input_1, columns=2),
(2, 0): Cell(input_2_ingredient),
(2, 1): Cell(input_2),
(0, 2): Cell(step, rows=3),
},
)),
BorderType.sub_recipe,
)
def test_single_output_sub_recipe_hidden() -> None:
ingredient = Ingredient(SVS("spam"))
step = Step(SVS("fry"), (ingredient, ))
sub_recipe = SubRecipe(step, (SVS("out"), ), show_output_names=False)
assert recipe_tree_to_table(sub_recipe) == set_border_around_table(
Table.from_dict(
cast(
Mapping[Tuple[int, int], Cell[RecipeTreeNode]],
{
(0, 0): Cell(ingredient),
(0, 1): Cell(step)
},
)),
BorderType.sub_recipe,
)
def test_substitute(self) -> None:
a = Ingredient(SVS("a"))
b = Ingredient(SVS("b"))
c = Ingredient(SVS("c"))
d = Ingredient(SVS("d"))
orig = Step(SVS("stir"), (a, b))
assert orig.substitute(a, c) == Step(SVS("stir"), (c, b))
assert orig.substitute(orig, c) == c
assert orig.substitute(d, c) == orig
def test_dont_inline_partial_uses_of_a_subrecipe(self) -> None:
sub_recipe = SubRecipe(
Ingredient(SVS("spam"), Quantity(100, "g")),
(SVS("spam"), ),
False,
)
assert compile(["100g spam\nfry(50g spam, eggs)"]) == [
Recipe((
sub_recipe,
Step(
SVS("fry"),
(
Reference(sub_recipe, 0, Quantity(50, "g")),
Ingredient(SVS("eggs")),
),
),
))
]
def test_dont_inline_multi_output_subrecipes(self) -> None:
sub_recipe = SubRecipe(
Ingredient(SVS("spam")),
(SVS("meat"), SVS("tin")),
True,
)
assert compile(["meat, tin = spam\nfry(meat, eggs)"]) == [
Recipe((
sub_recipe,
Step(
SVS("fry"),
(
Reference(sub_recipe, 0),
Ingredient(SVS("eggs")),
),
),
))
]
def test_inlining_within_a_block(self) -> None:
recipe0 = Recipe((SubRecipe(Ingredient(SVS("egg")), (SVS("egg"), ),
show_output_names=False), ))
recipe1 = Recipe(
(Step(SVS("fry"),
(Ingredient(SVS("spam"), Quantity(50, "g")), )), ),
follows=recipe0,
)
recipe2 = Recipe(
(SubRecipe(Ingredient(SVS("potato")), (SVS("potato"), ),
show_output_names=False), ),
follows=recipe1,
)
assert compile(["egg", "50g spam\nfry(spam)", "potato"]) == [
recipe0,
recipe1,
recipe2,
]
def test_dont_inline_definitions_from_earlier_blocks(self) -> None:
sub_recipe = SubRecipe(
Ingredient(SVS("spam"), Quantity(100, "g")),
(SVS("spam"), ),
False,
)
recipe0 = Recipe((sub_recipe, ))
recipe1 = Recipe(
(Step(
SVS("fry"),
(
Reference(sub_recipe, 0, Quantity(50, "g")),
Ingredient(SVS("eggs")),
),
), ),
follows=recipe0,
)
assert compile(["100g spam",
"fry(50g spam, eggs)"]) == [recipe0, recipe1]
def test_render_table(id: Optional[str], exp_attrs: str) -> None:
assert render_table(
Table.from_dict({
(0, 0):
Cell(Ingredient(SVS("spam"))),
(1, 0):
Cell(Ingredient(SVS("eggs"))),
(0, 1):
Cell(
Step(SVS("fry"),
(Ingredient(SVS("spam")), Ingredient(SVS("eggs")))),
rows=2,
),
}),
id=id,
) == (f'<table class="rg-table"{exp_attrs}>\n'
" <tr>\n"
' <td class="rg-ingredient">spam</td>\n'
' <td class="rg-step" rowspan="2">fry</td>\n'
" </tr>\n"
' <tr><td class="rg-ingredient">eggs</td></tr>\n'
"</table>")
def test_multiple_output_sub_recipe() -> None:
ingredient_0 = Ingredient(SVS("spam"))
ingredient_1 = Ingredient(SVS("eggs"))
ingredient_2 = Ingredient(SVS("more spam"))
step = Step(SVS("fry"), (ingredient_0, ingredient_1, ingredient_2))
sub_recipe = SubRecipe(step, (SVS("output 0"), SVS("output 1")))
assert recipe_tree_to_table(sub_recipe) == combine_tables(
cast(
List[Table[RecipeTreeNode]],
[
set_border_around_table(
Table.from_dict(
cast(
Mapping[Tuple[int, int], Cell[RecipeTreeNode]],
{
(0, 0): Cell(ingredient_0),
(1, 0): Cell(ingredient_1),
(2, 0): Cell(ingredient_2),
(0, 1): Cell(step, rows=3),
},
)),
BorderType.sub_recipe,
),
Table.from_dict({
(0, 0):
Cell(
sub_recipe,
rows=3,
border_top=BorderType.none,
border_right=BorderType.none,
border_bottom=BorderType.none,
)
}),
],
),
axis=1,
)
def test_recipe_code_blocks_and_scaled_rendering(self,
source: str) -> None:
compiled = compile_markdown(dedent(source).strip())
assert compiled.title == "A recipe"
assert compiled.servings == 2
assert compiled.recipes == [[
Recipe((Step(
SVS("fry"),
(
Ingredient(SVS("spam"), Quantity(100, "g")),
Ingredient(SVS("eggs"), Quantity(2)),
),
), )),
]]
assert (compiled.render(2) == dedent("""
<header><h1 class="rg-title-scalable">A recipe <span class="rg-serving-count">for <span class="rg-scaled-value">4</span></span></h1><p>Rescaled from <span class="rg-original-servings">2 servings</span>.</p></header>
<div class="rg-recipe-block">
<table class="rg-table">
<tr>
<td class="rg-ingredient rg-border-left-sub-recipe rg-border-top-sub-recipe">
<span class="rg-quantity-with-conversions rg-scaled-value" tabindex="0">
200g<ul class="rg-quantity-conversions">
<li><sup>1</sup>⁄<sub>5</sub>kg</li>
<li>0.441lb</li>
<li>7.05oz</li>
</ul>
</span> spam
</td>
<td class="rg-step rg-border-right-sub-recipe rg-border-top-sub-recipe rg-border-bottom-sub-recipe" rowspan="2">fry</td>
</tr>
<tr><td class="rg-ingredient rg-border-left-sub-recipe rg-border-bottom-sub-recipe"><span class="rg-quantity-unitless rg-scaled-value">4</span> eggs</td></tr>
</table>
</div><p>Ta-da!</p>
"""
# noqa: E501
).lstrip())
def test_step_with_multiple_inputs_has_no_inferred_name(self) -> None:
assert compile(["fry(spam, eggs)"]) == [
Recipe(
(Step(SVS("fry"),
(Ingredient(SVS("spam")), Ingredient(SVS("eggs")))), )),
]
def test_rowspan(self) -> None:
assert (render_cell(
Cell(
Step(SVS("fry"), (Ingredient(SVS("spam")), )),
rows=3,
), ) == '<td class="rg-step" rowspan="3">fry</td>')
def test_step(self) -> None:
assert (render_cell(Cell(Step(
SVS("fry"),
(Ingredient(SVS("spam")), )))) == '<td class="rg-step">fry</td>')
def test_render_step() -> None:
assert render_step(Step(SVS("fry"), (Ingredient(SVS("spam")), ))) == "fry"
def _compile_step(self, ast_step: ast.Step) -> Step:
return Step(
description=compile_string(ast_step.name),
inputs=tuple(
self._compile_expr(ast_expr) for ast_expr in ast_step.inputs),
)
def test_normalise_output_name() -> None:
# Just a sanity check
assert normalise_output_name(SVS(" Foo ")) == normalise_output_name(
SVS("fOo"))
assert normalise_output_name(SVS(" Foo ")) != normalise_output_name(
SVS("bAr"))
@pytest.mark.parametrize(
"recipe_tree, exp",
[
# Workable cases
(Ingredient(SVS("spam")), SVS("spam")),
(Step(SVS("fry"), (Ingredient(SVS("spam")), )), SVS("spam")),
# Can't name step with several inputs
(Step(SVS("fry"),
(Ingredient(SVS("spam")), Ingredient(SVS("eggs")))), None),
# Can't name references
(Reference(SubRecipe(Ingredient(SVS("spam")),
(SVS("spam"), )), 0), None),
# Can't name sub recipes (they're already named!)
(SubRecipe(Ingredient(SVS("spam")), (SVS("spam"), )), None),
],
)
def test_infer_output_name(recipe_tree: RecipeTreeNode,
exp: Optional[SVS]) -> None:
assert infer_output_name(recipe_tree) == exp