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LibJS: Convert most builtin tests to new system

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Matthew Olsson 2020-07-04 10:09:48 -07:00 • committed by Andreas Kling
parent 46581773c1
commit 3f97d75778
107 changed files with 2031 additions and 2243 deletions
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87
Libraries/LibJS/Tests/builtins/Object/Object.entries.js
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@ -1,54 +1,45 @@
load("test-common.js");
try {
assert(Object.entries.length === 1);
assert(Object.entries(true).length === 0);
assert(Object.entries(45).length === 0);
assert(Object.entries(-998).length === 0);
assert(Object.entries("abcd").length === 4);
assert(Object.entries([1, 2, 3]).length === 3);
assert(Object.entries({ a: 1, b: 2, c: 3 }).length === 3);
assertThrowsError(() => {
Object.entries(null);
}, {
error: TypeError,
message: "ToObject on null or undefined",
describe("basic functionality", () => {
test("length", () => {
expect(Object.entries).toHaveLength(1);
expect(Object.entries(true)).toHaveLength(0);
expect(Object.entries(45)).toHaveLength(0);
expect(Object.entries(-998)).toHaveLength(0);
expect(Object.entries("abcd")).toHaveLength(4);
expect(Object.entries([1, 2, 3])).toHaveLength(3);
expect(Object.entries({ a: 1, b: 2, c: 3 })).toHaveLength(3);
});
assertThrowsError(() => {
Object.entries(undefined);
}, {
error: TypeError,
message: "ToObject on null or undefined",
test("entries with object", () => {
let entries = Object.entries({ foo: 1, bar: 2, baz: 3 });
expect(entries).toEqual([["foo", 1], ["bar", 2], ["baz", 3]]);
});
let entries = Object.entries({ foo: 1, bar: 2, baz: 3 });
assert(
entries.length === 3 && entries[0].length === 2 &&
entries[1].length === 2 && entries[2].length === 2 &&
entries[0][0] === "foo" && entries[0][1] === 1 &&
entries[1][0] === "bar" && entries[1][1] === 2 &&
entries[2][0] === "baz" && entries[2][1] === 3
);
entries = Object.entries(["a", "b", "c"]);
assert(
entries.length === 3 && entries[0].length === 2 &&
entries[1].length === 2 && entries[2].length === 2 &&
entries[0][0] === "0" && entries[0][1] === "a" &&
entries[1][0] === "1" && entries[1][1] === "b" &&
entries[2][0] === "2" && entries[2][1] === "c"
);
let obj = { foo: 1 };
Object.defineProperty(obj, "getFoo", {
value: function() { return this.foo; },
test("entries with array", () => {
entries = Object.entries(["a", "b", "c"]);
expect(entries).toEqual([["0", "a"], ["1", "b"], ["2", "c"]]);
});
let entries = Object.entries(obj);
assert(entries.length === 1 && entries[0][0] === "foo" && entries[0][1] === 1);
console.log("PASS");
} catch (e) {
console.log("FAIL: " + e);
}
test("ignores non-enumerable properties", () => {
let obj = { foo: 1 };
Object.defineProperty(obj, "getFoo", {
value: function() { return this.foo; },
});
let entries = Object.entries(obj);
expect(entries).toEqual([["foo", 1]]);
});
});
describe("errors", () => {
test("null argument", () => {
expect(() => {
Object.entries(null);
}).toThrowWithMessage(TypeError, "ToObject on null or undefined");
});
test("undefined argument", () => {
expect(() => {
Object.entries(undefined);
}).toThrowWithMessage(TypeError, "ToObject on null or undefined");
})
});