I can bind datalist and range

This commit is contained in:
2025-11-09 10:51:16 +01:00
parent 255f145aca
commit 42e8566bcf
8 changed files with 240 additions and 269 deletions

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@@ -1,124 +0,0 @@
"""
Comprehensive binding tests for all bindable FastHTML components.
This test suite covers:
- Input (text) - already tested
- Checkbox - already tested
- Textarea
- Select (single)
- Select (multiple)
- Range (slider)
- Radio buttons
- Button
- Input with Datalist (combobox)
"""
from dataclasses import dataclass
from fasthtml.components import (
Input, Label, Option, Datalist
)
from myfasthtml.controls.helpers import mk
from myfasthtml.core.bindings import Binding
@dataclass
class Data:
value: str = "hello world"
@dataclass
class NumericData:
value: int = 50
@dataclass
class BoolData:
value: bool = True
@dataclass
class ListData:
value: list = None
def __post_init__(self):
if self.value is None:
self.value = []
class TestBindingDatalist:
"""Tests for binding Input with Datalist (combobox)."""
def test_i_can_bind_input_with_datalist(self, user, rt):
"""
Input with datalist should allow both free text and suggestions.
"""
@rt("/")
def index():
data = Data("")
datalist = Datalist(
Option(value="suggestion1"),
Option(value="suggestion2"),
Option(value="suggestion3"),
id="suggestions"
)
input_elt = Input(
name="input_name",
list="suggestions"
)
label_elt = Label()
mk.manage_binding(input_elt, Binding(data))
mk.manage_binding(label_elt, Binding(data))
return input_elt, datalist, label_elt
user.open("/")
user.should_see("")
testable_input = user.find_element("input[list='suggestions']")
# Can type free text
testable_input.send("custom value")
user.should_see("custom value")
# Can select from suggestions
testable_input.select_suggestion("suggestion2")
user.should_see("suggestion2")
def test_datalist_suggestions_are_available(self, user, rt):
"""
Datalist suggestions should be accessible for validation.
"""
@rt("/")
def index():
data = Data("")
datalist = Datalist(
Option(value="apple"),
Option(value="banana"),
Option(value="cherry"),
id="fruits"
)
input_elt = Input(
name="input_name",
list="fruits"
)
label_elt = Label()
mk.manage_binding(input_elt, Binding(data))
mk.manage_binding(label_elt, Binding(data))
return input_elt, datalist, label_elt
user.open("/")
testable_input = user.find_element("input[list='fruits']")
# Check that suggestions are available
suggestions = testable_input.suggestions
assert "apple" in suggestions
assert "banana" in suggestions
assert "cherry" in suggestions

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@@ -0,0 +1,72 @@
from dataclasses import dataclass
import pytest
from fasthtml.fastapp import fast_app
from myfasthtml.test.testclient import MyTestClient, TestableRange
@dataclass
class Data:
value: str = "hello world"
@pytest.fixture
def test_app():
test_app, rt = fast_app(default_hdrs=False)
return test_app
@pytest.fixture
def rt(test_app):
return test_app.route
@pytest.fixture
def test_client(test_app):
return MyTestClient(test_app)
def test_i_can_read_range(test_client):
html = '''<input type="range" name="range_name" min="0" max="100" step="10" value="50" />'''
input_elt = TestableRange(test_client, html)
assert input_elt.name == "range_name"
assert input_elt.value == 50
assert input_elt.min_value == 0
assert input_elt.max_value == 100
assert input_elt.step == 10
@pytest.mark.parametrize("value, expected", [
(30, 30),
(24, 20), # step 10
(-10, 0), # min 0
(110, 100), # max 100
])
def test_i_can_set_value(test_client, value, expected):
html = '''<input type="range" name="range_name" min="0" max="100" step="10" value="50" />'''
input_elt = TestableRange(test_client, html)
input_elt.set(value)
assert input_elt.value == expected
def test_i_can_increase_value(test_client):
html = '''<input type="range" name="range_name" min="0" max="100" step="10" value="50" />'''
input_elt = TestableRange(test_client, html)
input_elt.increase()
assert input_elt.value == 60
def test_i_can_decrease_value(test_client):
html = '''<input type="range" name="range_name" min="0" max="100" step="10" value="50" />'''
input_elt = TestableRange(test_client, html)
input_elt.decrease()
assert input_elt.value == 40

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@@ -34,13 +34,3 @@ def test_i_can_read_input(test_client):
assert input_elt.name == "textarea_name"
assert input_elt.value == "Lorem ipsum"
@pytest.mark.skip("To update later")
def test_i_can_read_input_with_label(test_client):
html = '''<label for="uid">Text Area</label><textarea id="uid" name="textarea_name">Lorem ipsum</textarea>'''
input_elt = TestableTextarea(test_client, html)
assert input_elt.fields_mapping == {"Text Area": "textarea_name"}
assert input_elt.name == "textarea_name"
assert input_elt.value == "Lorem ipsum"