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|
use wasm_bindgen::prelude::*;
use wasm_bindgen_test::*;
use web_sys::HtmlSelectElement;
#[wasm_bindgen(module = "/tests/wasm/element.js")]
extern "C" {
fn new_select_with_food_opts() -> HtmlSelectElement;
}
#[wasm_bindgen_test]
fn test_select_element() {
// Creates a select with four options. Options are ["tomato", "potato", "orange", "apple"], where
// the string is the .value and .text of each option.
let select = new_select_with_food_opts();
select.set_autofocus(true);
assert_eq!(
select.autofocus(),
true,
"Select element should have a true autofocus property."
);
select.set_autofocus(false);
assert_eq!(
select.autofocus(),
false,
"Select element should have a false autofocus property."
);
// TODO: This test currently fails on Firefox, but not Chrome. In Firefox, even though we select.set_autocomplete(), select.autocomplete() yields an empty String.
// select.set_autocomplete("tomato");
// assert_eq!(select.autocomplete(), "tomato", "Select element should have a 'tomato' autocomplete property.");
select.set_disabled(true);
assert_eq!(
select.disabled(),
true,
"Select element should be disabled."
);
select.set_disabled(false);
assert_eq!(
select.disabled(),
false,
"Select element should not be disabled."
);
assert!(
select.form().is_none(),
"Select should not be associated with a form."
);
select.set_multiple(false);
assert_eq!(
select.multiple(),
false,
"Select element should have a false multiple property."
);
select.set_multiple(true);
assert_eq!(
select.multiple(),
true,
"Select element should have a true multiple property."
);
select.set_name("potato");
assert_eq!(
select.name(),
"potato",
"Select element should have a name property of 'potato'."
);
select.set_required(true);
assert_eq!(
select.required(),
true,
"Select element should be required."
);
select.set_required(false);
assert_eq!(
select.required(),
false,
"Select element should not be required."
);
select.set_size(432);
assert_eq!(
select.size(),
432,
"Select element should have a size property of 432."
);
// Default type seems to be "select-multiple" for the browsers I tested, but there's no guarantee
// on this, so let's just make sure we get back something here.
assert!(
select.type_().len() > 0,
"Select element should have some type."
);
assert!(
select.options().length() == 4,
"Select element should have four options."
);
select.set_length(12);
assert_eq!(
select.length(),
12,
"Select element should have a length of 12."
);
// Reset the length to four, as that's how many options we actually have.
select.set_length(4);
assert!(
select
.named_item("this should definitely find nothing")
.is_none(),
"Shouldn't be able to find a named item with the given string."
);
assert!(
select.selected_options().length() == 1,
"One option should be selected by default, just by way of having items."
);
select.set_selected_index(2);
assert_eq!(
select.selected_index(),
2,
"Select element should have a selected index of 2."
);
// Quote from docs: The value property sets or returns the value of the selected option in a drop-down list.
select.set_value("tomato"); // Select the "tomato" option
assert_eq!(
select.value(),
"tomato",
"Select element should have no selected value."
);
// This might be browser dependent, potentially rendering this test useless? Worked fine in Chrome and Firefox for now.
assert_eq!(
select.will_validate(),
true,
"Select element should not validate by default."
);
assert!(
select.validation_message().is_ok(),
"Select element should retrieve a validation message."
);
assert!(
select.validity().valid(),
"Our basic select should be valid."
);
assert!(
select.check_validity(),
"Our basic select should check out as valid."
);
assert!(
select.report_validity(),
"Our basic select should report valid."
);
select.set_custom_validity("Some custom validity error.");
assert!(
select.labels().length() == 0,
"There should be no labels associated with our select element."
);
// TODO: This test won't work until this bug is fixed: https://www.w3.org/Bugs/Public/show_bug.cgi?id=20720. Sometime in the future, either remove this test or uncomment after bug is fixed.
// assert!(select.named_item("tomato").is_some(), "Should be able to find the 'tomato' option before removing it.");
// select.remove(0);
// assert!(select.named_item("tomato").is_none(), "Shouldn't be able to find the 'tomato' option after removing it.")
// TODO: As a result, we are missing a test for the remove() method.
}
|
