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LibJS: Implement the Intl.DisplayNames constructor

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There is notably FIXME notations in this commit regarding Unicode locale
extensions. We are not parsing extensions (or private use extensions) at
all yet.
This commit is contained in:
Timothy Flynn 2021-08-24 22:58:45 -04:00 • committed by Linus Groh
parent 1c2ac69e3c
commit e8dd2eea74
7 changed files with 538 additions and 0 deletions
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44
Userland/Libraries/LibJS/Tests/builtins/Intl/DisplayNames/DisplayNames.js
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@ -4,10 +4,54 @@ describe("errors", () => {
Intl.DisplayNames();
}).toThrowWithMessage(TypeError, "Intl.DisplayNames constructor must be called with 'new'");
});
test("options is undefined", () => {
expect(() => {
new Intl.DisplayNames("en");
}).toThrowWithMessage(TypeError, "options is undefined");
});
test("options is an invalid type", () => {
expect(() => {
new Intl.DisplayNames("en", true);
}).toThrowWithMessage(TypeError, "Options is not an object");
});
test("style option is invalid ", () => {
expect(() => {
new Intl.DisplayNames("en", { style: "hello!" });
}).toThrowWithMessage(RangeError, "hello! is not a valid value for option style");
});
test("type option is invalid ", () => {
expect(() => {
new Intl.DisplayNames("en", { type: "hello!" });
}).toThrowWithMessage(RangeError, "hello! is not a valid value for option type");
});
test("fallback option is invalid ", () => {
expect(() => {
new Intl.DisplayNames("en", { type: "region", fallback: "hello!" });
}).toThrowWithMessage(RangeError, "hello! is not a valid value for option fallback");
});
test("missing type options ", () => {
expect(() => {
new Intl.DisplayNames("en", {});
}).toThrowWithMessage(TypeError, "options.type is undefined");
});
});
describe("normal behavior", () => {
test("length is 2", () => {
expect(Intl.DisplayNames).toHaveLength(2);
});
test("all valid types", () => {
["language", "region", "script", "currency"].forEach(type => {
expect(() => {
new Intl.DisplayNames("en", { type: type });
}).not.toThrow();
});
});
});