| from __future__ import annotations |
|
|
| import pytest |
|
|
| from textual.color import Color |
| from textual.css.errors import UnresolvedVariableError |
| from textual.css.parse import substitute_references |
| from textual.css.scalar import Scalar, Unit |
| from textual.css.stylesheet import Stylesheet, StylesheetParseError |
| from textual.css.tokenize import tokenize |
| from textual.css.tokenizer import Token, ReferencedBy |
| from textual.css.transition import Transition |
| from textual.geometry import Spacing |
| from textual.layouts.vertical import VerticalLayout |
|
|
|
|
| class TestVariableReferenceSubstitution: |
| def test_simple_reference(self): |
| css = "$x: 1; #some-widget{border: $x;}" |
| variables = substitute_references(tokenize(css, "")) |
| assert list(variables) == [ |
| Token( |
| name="variable_name", |
| value="$x:", |
| path="", |
| code=css, |
| location=(0, 0), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(0, 3), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="1", |
| path="", |
| code=css, |
| location=(0, 4), |
| referenced_by=None, |
| ), |
| Token( |
| name="variable_value_end", |
| value=";", |
| path="", |
| code=css, |
| location=(0, 5), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(0, 6), |
| referenced_by=None, |
| ), |
| Token( |
| name="selector_start_id", |
| value="#some-widget", |
| path="", |
| code=css, |
| location=(0, 7), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_set_start", |
| value="{", |
| path="", |
| code=css, |
| location=(0, 19), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_name", |
| value="border:", |
| path="", |
| code=css, |
| location=(0, 20), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(0, 27), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="1", |
| path="", |
| code=css, |
| location=(0, 4), |
| referenced_by=ReferencedBy( |
| name="x", location=(0, 28), length=2, code=css |
| ), |
| ), |
| Token( |
| name="declaration_end", |
| value=";", |
| path="", |
| code=css, |
| location=(0, 30), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_set_end", |
| value="}", |
| path="", |
| code=css, |
| location=(0, 31), |
| referenced_by=None, |
| ), |
| ] |
|
|
| def test_simple_reference_no_whitespace(self): |
| css = "$x:1; #some-widget{border: $x;}" |
| variables = substitute_references(tokenize(css, "")) |
| assert list(variables) == [ |
| Token( |
| name="variable_name", |
| value="$x:", |
| path="", |
| code=css, |
| location=(0, 0), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="1", |
| path="", |
| code=css, |
| location=(0, 3), |
| referenced_by=None, |
| ), |
| Token( |
| name="variable_value_end", |
| value=";", |
| path="", |
| code=css, |
| location=(0, 4), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(0, 5), |
| referenced_by=None, |
| ), |
| Token( |
| name="selector_start_id", |
| value="#some-widget", |
| path="", |
| code=css, |
| location=(0, 6), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_set_start", |
| value="{", |
| path="", |
| code=css, |
| location=(0, 18), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_name", |
| value="border:", |
| path="", |
| code=css, |
| location=(0, 19), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(0, 26), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="1", |
| path="", |
| code=css, |
| location=(0, 3), |
| referenced_by=ReferencedBy( |
| name="x", location=(0, 27), length=2, code=css |
| ), |
| ), |
| Token( |
| name="declaration_end", |
| value=";", |
| path="", |
| code=css, |
| location=(0, 29), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_set_end", |
| value="}", |
| path="", |
| code=css, |
| location=(0, 30), |
| referenced_by=None, |
| ), |
| ] |
|
|
| def test_undefined_variable(self): |
| css = ".thing { border: $not-defined; }" |
| with pytest.raises(UnresolvedVariableError): |
| list(substitute_references(tokenize(css, ""))) |
|
|
| def test_transitive_reference(self): |
| css = "$x: 1\n$y: $x\n.thing { border: $y }" |
| assert list(substitute_references(tokenize(css, ""))) == [ |
| Token( |
| name="variable_name", |
| value="$x:", |
| path="", |
| code=css, |
| location=(0, 0), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(0, 3), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="1", |
| path="", |
| code=css, |
| location=(0, 4), |
| referenced_by=None, |
| ), |
| Token( |
| name="variable_value_end", |
| value="\n", |
| path="", |
| code=css, |
| location=(0, 5), |
| referenced_by=None, |
| ), |
| Token( |
| name="variable_name", |
| value="$y:", |
| path="", |
| code=css, |
| location=(1, 0), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(1, 3), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="1", |
| path="", |
| code=css, |
| location=(0, 4), |
| referenced_by=ReferencedBy( |
| name="x", location=(1, 4), length=2, code=css |
| ), |
| ), |
| Token( |
| name="variable_value_end", |
| value="\n", |
| path="", |
| code=css, |
| location=(1, 6), |
| referenced_by=None, |
| ), |
| Token( |
| name="selector_start_class", |
| value=".thing", |
| path="", |
| code=css, |
| location=(2, 0), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(2, 6), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_set_start", |
| value="{", |
| path="", |
| code=css, |
| location=(2, 7), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(2, 8), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_name", |
| value="border:", |
| path="", |
| code=css, |
| location=(2, 9), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(2, 16), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="1", |
| path="", |
| code=css, |
| location=(0, 4), |
| referenced_by=ReferencedBy( |
| name="y", location=(2, 17), length=2, code=css |
| ), |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(2, 19), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_set_end", |
| value="}", |
| path="", |
| code=css, |
| location=(2, 20), |
| referenced_by=None, |
| ), |
| ] |
|
|
| def test_multi_value_variable(self): |
| css = "$x: 2 4\n$y: 6 $x 2\n.thing { border: $y }" |
| assert list(substitute_references(tokenize(css, ""))) == [ |
| Token( |
| name="variable_name", |
| value="$x:", |
| path="", |
| code=css, |
| location=(0, 0), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(0, 3), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="2", |
| path="", |
| code=css, |
| location=(0, 4), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(0, 5), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="4", |
| path="", |
| code=css, |
| location=(0, 6), |
| referenced_by=None, |
| ), |
| Token( |
| name="variable_value_end", |
| value="\n", |
| path="", |
| code=css, |
| location=(0, 7), |
| referenced_by=None, |
| ), |
| Token( |
| name="variable_name", |
| value="$y:", |
| path="", |
| code=css, |
| location=(1, 0), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(1, 3), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="6", |
| path="", |
| code=css, |
| location=(1, 4), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(1, 5), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="2", |
| path="", |
| code=css, |
| location=(0, 4), |
| referenced_by=ReferencedBy( |
| name="x", location=(1, 6), length=2, code=css |
| ), |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(0, 5), |
| referenced_by=ReferencedBy( |
| name="x", location=(1, 6), length=2, code=css |
| ), |
| ), |
| Token( |
| name="number", |
| value="4", |
| path="", |
| code=css, |
| location=(0, 6), |
| referenced_by=ReferencedBy( |
| name="x", location=(1, 6), length=2, code=css |
| ), |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(1, 8), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="2", |
| path="", |
| code=css, |
| location=(1, 9), |
| referenced_by=None, |
| ), |
| Token( |
| name="variable_value_end", |
| value="\n", |
| path="", |
| code=css, |
| location=(1, 10), |
| referenced_by=None, |
| ), |
| Token( |
| name="selector_start_class", |
| value=".thing", |
| path="", |
| code=css, |
| location=(2, 0), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(2, 6), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_set_start", |
| value="{", |
| path="", |
| code=css, |
| location=(2, 7), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(2, 8), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_name", |
| value="border:", |
| path="", |
| code=css, |
| location=(2, 9), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(2, 16), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="6", |
| path="", |
| code=css, |
| location=(1, 4), |
| referenced_by=ReferencedBy( |
| name="y", location=(2, 17), length=2, code=css |
| ), |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(1, 5), |
| referenced_by=ReferencedBy( |
| name="y", location=(2, 17), length=2, code=css |
| ), |
| ), |
| Token( |
| name="number", |
| value="2", |
| path="", |
| code=css, |
| location=(0, 4), |
| referenced_by=ReferencedBy( |
| name="y", location=(2, 17), length=2, code=css |
| ), |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(0, 5), |
| referenced_by=ReferencedBy( |
| name="y", location=(2, 17), length=2, code=css |
| ), |
| ), |
| Token( |
| name="number", |
| value="4", |
| path="", |
| code=css, |
| location=(0, 6), |
| referenced_by=ReferencedBy( |
| name="y", location=(2, 17), length=2, code=css |
| ), |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(1, 8), |
| referenced_by=ReferencedBy( |
| name="y", location=(2, 17), length=2, code=css |
| ), |
| ), |
| Token( |
| name="number", |
| value="2", |
| path="", |
| code=css, |
| location=(1, 9), |
| referenced_by=ReferencedBy( |
| name="y", location=(2, 17), length=2, code=css |
| ), |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(2, 19), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_set_end", |
| value="}", |
| path="", |
| code=css, |
| location=(2, 20), |
| referenced_by=None, |
| ), |
| ] |
|
|
| def test_variable_used_inside_property_value(self): |
| css = "$x: red\n.thing { border: on $x; }" |
| assert list(substitute_references(tokenize(css, ""))) == [ |
| Token( |
| name="variable_name", |
| value="$x:", |
| path="", |
| code=css, |
| location=(0, 0), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(0, 3), |
| referenced_by=None, |
| ), |
| Token( |
| name="token", |
| value="red", |
| path="", |
| code=css, |
| location=(0, 4), |
| referenced_by=None, |
| ), |
| Token( |
| name="variable_value_end", |
| value="\n", |
| path="", |
| code=css, |
| location=(0, 7), |
| referenced_by=None, |
| ), |
| Token( |
| name="selector_start_class", |
| value=".thing", |
| path="", |
| code=css, |
| location=(1, 0), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(1, 6), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_set_start", |
| value="{", |
| path="", |
| code=css, |
| location=(1, 7), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(1, 8), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_name", |
| value="border:", |
| path="", |
| code=css, |
| location=(1, 9), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(1, 16), |
| referenced_by=None, |
| ), |
| Token( |
| name="token", |
| value="on", |
| path="", |
| code=css, |
| location=(1, 17), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(1, 19), |
| referenced_by=None, |
| ), |
| Token( |
| name="token", |
| value="red", |
| path="", |
| code=css, |
| location=(0, 4), |
| referenced_by=ReferencedBy( |
| name="x", location=(1, 20), length=2, code=css |
| ), |
| ), |
| Token( |
| name="declaration_end", |
| value=";", |
| path="", |
| code=css, |
| location=(1, 22), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(1, 23), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_set_end", |
| value="}", |
| path="", |
| code=css, |
| location=(1, 24), |
| referenced_by=None, |
| ), |
| ] |
|
|
| def test_variable_definition_eof(self): |
| css = "$x: 1" |
| assert list(substitute_references(tokenize(css, ""))) == [ |
| Token( |
| name="variable_name", |
| value="$x:", |
| path="", |
| code=css, |
| location=(0, 0), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(0, 3), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="1", |
| path="", |
| code=css, |
| location=(0, 4), |
| referenced_by=None, |
| ), |
| ] |
|
|
| def test_variable_reference_whitespace_trimming(self): |
| css = "$x: 123;.thing{border: $x}" |
| assert list(substitute_references(tokenize(css, ""))) == [ |
| Token( |
| name="variable_name", |
| value="$x:", |
| path="", |
| code=css, |
| location=(0, 0), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(0, 3), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="123", |
| path="", |
| code=css, |
| location=(0, 7), |
| referenced_by=None, |
| ), |
| Token( |
| name="variable_value_end", |
| value=";", |
| path="", |
| code=css, |
| location=(0, 10), |
| referenced_by=None, |
| ), |
| Token( |
| name="selector_start_class", |
| value=".thing", |
| path="", |
| code=css, |
| location=(0, 11), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_set_start", |
| value="{", |
| path="", |
| code=css, |
| location=(0, 17), |
| referenced_by=None, |
| ), |
| Token( |
| name="declaration_name", |
| value="border:", |
| path="", |
| code=css, |
| location=(0, 18), |
| referenced_by=None, |
| ), |
| Token( |
| name="whitespace", |
| value=" ", |
| path="", |
| code=css, |
| location=(0, 25), |
| referenced_by=None, |
| ), |
| Token( |
| name="number", |
| value="123", |
| path="", |
| code=css, |
| location=(0, 7), |
| referenced_by=ReferencedBy( |
| name="x", location=(0, 26), length=2, code=css |
| ), |
| ), |
| Token( |
| name="declaration_set_end", |
| value="}", |
| path="", |
| code=css, |
| location=(0, 28), |
| referenced_by=None, |
| ), |
| ] |
|
|
|
|
| class TestParseLayout: |
| def test_valid_layout_name(self): |
| css = "#some-widget { layout: vertical; }" |
|
|
| stylesheet = Stylesheet() |
| stylesheet.add_source(css) |
|
|
| styles = stylesheet.rules[0].styles |
| assert isinstance(styles.layout, VerticalLayout) |
|
|
| def test_invalid_layout_name(self): |
| css = "#some-widget { layout: invalidlayout; }" |
|
|
| stylesheet = Stylesheet() |
| with pytest.raises(StylesheetParseError) as ex: |
| stylesheet.add_source(css) |
| stylesheet.parse() |
|
|
| assert ex.value.errors is not None |
|
|
|
|
| class TestParseText: |
| def test_foreground(self): |
| css = """#some-widget { |
| color: green; |
| } |
| """ |
| stylesheet = Stylesheet() |
| stylesheet.add_source(css) |
|
|
| styles = stylesheet.rules[0].styles |
| assert styles.color == Color.parse("green") |
|
|
| def test_background(self): |
| css = """#some-widget { |
| background: red; |
| } |
| """ |
| stylesheet = Stylesheet() |
| stylesheet.add_source(css) |
|
|
| styles = stylesheet.rules[0].styles |
| assert styles.background == Color.parse("red") |
|
|
|
|
| class TestParseColor: |
| """More in-depth tests around parsing of CSS colors""" |
|
|
| @pytest.mark.parametrize( |
| "value,result", |
| [ |
| ("rgb(1,255,50)", Color(1, 255, 50)), |
| ("rgb( 1, 255,50 )", Color(1, 255, 50)), |
| ("rgba( 1, 255,50,0.3 )", Color(1, 255, 50, 0.3)), |
| ("rgba( 1, 255,50, 1.3 )", Color(1, 255, 50, 1.0)), |
| ("hsl( 180, 50%, 50% )", Color(64, 191, 191)), |
| ("hsl(180,50%,50%)", Color(64, 191, 191)), |
| ("hsla(180,50%,50%,0.25)", Color(64, 191, 191, 0.25)), |
| ("hsla( 180, 50% ,50%,0.25 )", Color(64, 191, 191, 0.25)), |
| ("hsla( 180, 50% , 50% , 1.5 )", Color(64, 191, 191)), |
| ], |
| ) |
| def test_rgb_and_hsl(self, value, result): |
| css = f""".box {{ |
| color: {value}; |
| }} |
| """ |
| stylesheet = Stylesheet() |
| stylesheet.add_source(css) |
|
|
| styles = stylesheet.rules[0].styles |
| assert styles.color == result |
|
|
|
|
| class TestParseOffset: |
| @pytest.mark.parametrize( |
| "offset_x, parsed_x, offset_y, parsed_y", |
| [ |
| [ |
| "-5.5%", |
| Scalar(-5.5, Unit.PERCENT, Unit.WIDTH), |
| "-30%", |
| Scalar(-30, Unit.PERCENT, Unit.HEIGHT), |
| ], |
| [ |
| "5%", |
| Scalar(5, Unit.PERCENT, Unit.WIDTH), |
| "40%", |
| Scalar(40, Unit.PERCENT, Unit.HEIGHT), |
| ], |
| [ |
| "10", |
| Scalar(10, Unit.CELLS, Unit.WIDTH), |
| "40", |
| Scalar(40, Unit.CELLS, Unit.HEIGHT), |
| ], |
| ], |
| ) |
| def test_composite_rule(self, offset_x, parsed_x, offset_y, parsed_y): |
| css = f"""#some-widget {{ |
| offset: {offset_x} {offset_y}; |
| }} |
| """ |
| stylesheet = Stylesheet() |
| stylesheet.add_source(css) |
|
|
| styles = stylesheet.rules[0].styles |
|
|
| assert len(stylesheet.rules) == 1 |
| assert stylesheet.rules[0].errors == [] |
| assert styles.offset.x == parsed_x |
| assert styles.offset.y == parsed_y |
|
|
| @pytest.mark.parametrize( |
| "offset_x, parsed_x, offset_y, parsed_y", |
| [ |
| [ |
| "-5.5%", |
| Scalar(-5.5, Unit.PERCENT, Unit.WIDTH), |
| "-30%", |
| Scalar(-30, Unit.PERCENT, Unit.HEIGHT), |
| ], |
| [ |
| "5%", |
| Scalar(5, Unit.PERCENT, Unit.WIDTH), |
| "40%", |
| Scalar(40, Unit.PERCENT, Unit.HEIGHT), |
| ], |
| [ |
| "-10", |
| Scalar(-10, Unit.CELLS, Unit.WIDTH), |
| "40", |
| Scalar(40, Unit.CELLS, Unit.HEIGHT), |
| ], |
| ], |
| ) |
| def test_separate_rules(self, offset_x, parsed_x, offset_y, parsed_y): |
| css = f"""#some-widget {{ |
| offset-x: {offset_x}; |
| offset-y: {offset_y}; |
| }} |
| """ |
| stylesheet = Stylesheet() |
| stylesheet.add_source(css) |
|
|
| styles = stylesheet.rules[0].styles |
|
|
| assert len(stylesheet.rules) == 1 |
| assert stylesheet.rules[0].errors == [] |
| assert styles.offset.x == parsed_x |
| assert styles.offset.y == parsed_y |
|
|
|
|
| class TestParseOverflow: |
| def test_multiple_enum(self): |
| css = "#some-widget { overflow: hidden auto; }" |
| stylesheet = Stylesheet() |
| stylesheet.add_source(css) |
|
|
| styles = stylesheet.rules[0].styles |
|
|
| assert len(stylesheet.rules) == 1 |
| assert styles.overflow_x == "hidden" |
| assert styles.overflow_y == "auto" |
|
|
|
|
| class TestParseTransition: |
| @pytest.mark.parametrize( |
| "duration, parsed_duration", |
| [ |
| ["5.57s", 5.57], |
| ["0.5s", 0.5], |
| ["1200ms", 1.2], |
| ["0.5ms", 0.0005], |
| ["20", 20.0], |
| ["0.1", 0.1], |
| ], |
| ) |
| def test_various_duration_formats(self, duration, parsed_duration): |
| easing = "in_out_cubic" |
| transition_property = "offset" |
| delay = duration |
| css = f"""#some-widget {{ |
| transition: {transition_property} {duration} {easing} {delay}; |
| }} |
| """ |
| stylesheet = Stylesheet() |
| stylesheet.add_source(css) |
|
|
| styles = stylesheet.rules[0].styles |
|
|
| assert len(stylesheet.rules) == 1 |
| assert stylesheet.rules[0].errors == [] |
| assert styles.transitions == { |
| "offset": Transition( |
| duration=parsed_duration, easing=easing, delay=parsed_duration |
| ) |
| } |
|
|
| def test_no_delay_specified(self): |
| css = f"#some-widget {{ transition: offset-x 1 in_out_cubic; }}" |
| stylesheet = Stylesheet() |
| stylesheet.add_source(css) |
|
|
| styles = stylesheet.rules[0].styles |
|
|
| assert stylesheet.rules[0].errors == [] |
| assert styles.transitions == { |
| "offset-x": Transition(duration=1, easing="in_out_cubic", delay=0) |
| } |
|
|
| def test_unknown_easing_function(self): |
| invalid_func_name = "invalid_easing_function" |
| css = f"#some-widget {{ transition: offset 1 {invalid_func_name} 1; }}" |
|
|
| stylesheet = Stylesheet() |
| with pytest.raises(StylesheetParseError) as ex: |
| stylesheet.add_source(css) |
| stylesheet.parse() |
|
|
| rules = stylesheet._parse_rules(css, "foo") |
| stylesheet_errors = rules[0].errors |
|
|
| assert len(stylesheet_errors) == 1 |
| assert stylesheet_errors[0][0].value == invalid_func_name |
| assert ex.value.errors is not None |
|
|
|
|
| class TestParseOpacity: |
| @pytest.mark.parametrize( |
| "css_value, styles_value", |
| [ |
| ["-0.2", 0.0], |
| ["0.4", 0.4], |
| ["1.3", 1.0], |
| ["-20%", 0.0], |
| ["25%", 0.25], |
| ["128%", 1.0], |
| ], |
| ) |
| def test_opacity_to_styles(self, css_value, styles_value): |
| css = f"#some-widget {{ text-opacity: {css_value} }}" |
| stylesheet = Stylesheet() |
| stylesheet.add_source(css) |
|
|
| assert stylesheet.rules[0].styles.text_opacity == styles_value |
| assert not stylesheet.rules[0].errors |
|
|
| def test_opacity_invalid_value(self): |
| css = "#some-widget { text-opacity: 123x }" |
| stylesheet = Stylesheet() |
|
|
| with pytest.raises(StylesheetParseError): |
| stylesheet.add_source(css) |
| stylesheet.parse() |
| rules = stylesheet._parse_rules(css, "foo") |
| assert rules[0].errors |
|
|
|
|
| class TestParseMargin: |
| def test_margin_partial(self): |
| css = "#foo {margin: 1; margin-top: 2; margin-right: 3; margin-bottom: -1;}" |
| stylesheet = Stylesheet() |
| stylesheet.add_source(css) |
| assert stylesheet.rules[0].styles.margin == Spacing(2, 3, -1, 1) |
|
|
|
|
| class TestParsePadding: |
| def test_padding_partial(self): |
| css = "#foo {padding: 1; padding-top: 2; padding-right: 3; padding-bottom: -1;}" |
| stylesheet = Stylesheet() |
| stylesheet.add_source(css) |
| assert stylesheet.rules[0].styles.padding == Spacing(2, 3, -1, 1) |
|
|
|
|
| class TestParseTextAlign: |
| @pytest.mark.parametrize( |
| "valid_align", ["left", "start", "center", "right", "end", "justify"] |
| ) |
| def test_text_align(self, valid_align): |
| css = f"#foo {{ text-align: {valid_align} }}" |
| stylesheet = Stylesheet() |
| stylesheet.add_source(css) |
| assert stylesheet.rules[0].styles.text_align == valid_align |
|
|
| def test_text_align_invalid(self): |
| css = "#foo { text-align: invalid-value; }" |
| stylesheet = Stylesheet() |
| with pytest.raises(StylesheetParseError): |
| stylesheet.add_source(css) |
| stylesheet.parse() |
| rules = stylesheet._parse_rules(css, "foo") |
| assert rules[0].errors |
|
|
| def test_text_align_empty_uses_default(self): |
| css = "#foo { text-align: ; }" |
| stylesheet = Stylesheet() |
| stylesheet.add_source(css) |
| assert stylesheet.rules[0].styles.text_align == "start" |
|
|
