mirror of
https://github.com/RGBCube/serenity
synced 2025-07-26 12:57:34 +00:00
LibJS: Convert most builtin tests to new system
This commit is contained in:
parent
46581773c1
commit
3f97d75778
107 changed files with 2031 additions and 2243 deletions
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@ -1,42 +1,44 @@
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load("test-common.js");
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try {
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assert(Function.length === 1);
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assert(Function.name === "Function");
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assert(Function.prototype.length === 0);
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assert(Function.prototype.name === "");
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assert(typeof Function() === "function");
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assert(typeof new Function() === "function");
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assert(Function()() === undefined);
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assert(new Function()() === undefined);
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assert(Function("return 42")() === 42);
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assert(new Function("return 42")() === 42);
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assert(new Function("foo", "return foo")(42) === 42);
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assert(new Function("foo,bar", "return foo + bar")(1, 2) === 3);
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assert(new Function("foo", "bar", "return foo + bar")(1, 2) === 3);
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assert(new Function("foo", "bar,baz", "return foo + bar + baz")(1, 2, 3) === 6);
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assert(new Function("foo", "bar", "baz", "return foo + bar + baz")(1, 2, 3) === 6);
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assert(new Function("foo", "if (foo) { return 42; } else { return 'bar'; }")(true) === 42);
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assert(new Function("foo", "if (foo) { return 42; } else { return 'bar'; }")(false) === "bar");
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assert(new Function("return typeof Function()")() === "function");
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assert(new Function("x", "return function (y) { return x + y };")(1)(2) === 3);
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assert(new Function().name === "anonymous");
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assert(new Function().toString() === "function anonymous() {\n ???\n}");
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assertThrowsError(() => {
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new Function("[");
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}, {
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error: SyntaxError,
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// This might be confusing at first but keep in mind it's actually parsing
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// function anonymous() { [ }
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// This is in line with what other engines are reporting.
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message: "Unexpected token CurlyClose. Expected BracketClose (line: 1, column: 26)"
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describe("correct behavior", () => {
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test("constructor properties", () => {
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expect(Function).toHaveLength(1);
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expect(Function.name).toBe("Function");
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expect(Function.prototype).toHaveLength(0);
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expect(Function.prototype.name).toBe("");
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});
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console.log("PASS");
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} catch (e) {
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console.log("FAIL: " + e.message);
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}
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test("typeof", () => {
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expect(typeof Function()).toBe("function");
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expect(typeof new Function()).toBe("function");
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});
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test("basic functionality", () => {
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expect(Function()()).toBe(undefined);
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expect(new Function()()).toBe(undefined);
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expect(Function("return 42")()).toBe(42);
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expect(new Function("return 42")()).toBe(42);
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expect(new Function("foo", "return foo")(42)).toBe(42);
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expect(new Function("foo,bar", "return foo + bar")(1, 2)).toBe(3);
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expect(new Function("foo", "bar", "return foo + bar")(1, 2)).toBe(3);
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expect(new Function("foo", "bar,baz", "return foo + bar + baz")(1, 2, 3)).toBe(6);
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expect(new Function("foo", "bar", "baz", "return foo + bar + baz")(1, 2, 3)).toBe(6);
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expect(new Function("foo", "if (foo) { return 42; } else { return 'bar'; }")(true)).toBe(42);
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expect(new Function("foo", "if (foo) { return 42; } else { return 'bar'; }")(false)).toBe("bar");
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expect(new Function("return typeof Function()")()).toBe("function");
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expect(new Function("x", "return function (y) { return x + y };")(1)(2)).toBe(3);
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expect(new Function().name).toBe("anonymous");
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expect(new Function().toString()).toBe("function anonymous() {\n ???\n}");
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});
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});
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describe("errors", () => {
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test("syntax error", () => {
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expect(() => {
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new Function("[");
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})
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// This might be confusing at first but keep in mind it's actually parsing
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// function anonymous() { [ }
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// This is in line with what other engines are reporting.
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.toThrowWithMessage(SyntaxError, "Unexpected token CurlyClose. Expected BracketClose (line: 1, column: 26)");
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});
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});
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@ -1,6 +1,4 @@
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load("test-common.js");
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try {
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test("basic functionality", () => {
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function Foo(arg) {
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this.foo = arg;
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}
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@ -17,39 +15,35 @@ try {
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this.baz = arg;
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}
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assert(Function.prototype.apply.length === 2);
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expect(Function.prototype.apply).toHaveLength(2);
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var foo = new Foo("test");
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assert(foo.foo === "test");
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assert(foo.bar === undefined);
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assert(foo.baz === undefined);
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expect(foo.foo).toBe("test");
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expect(foo.bar).toBeUndefined();
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expect(foo.baz).toBeUndefined();
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var bar = new Bar("test");
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assert(bar.foo === undefined);
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assert(bar.bar === "test");
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assert(bar.baz === undefined);
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expect(bar.foo).toBeUndefined();
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expect(bar.bar).toBe("test");
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expect(bar.baz).toBeUndefined();
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var foobar = new FooBar("test");
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assert(foobar.foo === "test");
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assert(foobar.bar === "test");
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assert(foobar.baz === undefined);
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expect(foobar.foo).toBe("test");
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expect(foobar.bar).toBe("test");
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expect(foobar.baz).toBeUndefined();
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var foobarbaz = new FooBarBaz("test");
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assert(foobarbaz.foo === "test");
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assert(foobarbaz.bar === "test");
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assert(foobarbaz.baz === "test");
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expect(foobarbaz.foo).toBe("test");
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expect(foobarbaz.bar).toBe("test");
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expect(foobarbaz.baz).toBe("test");
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assert(Math.abs.apply(null, [-1]) === 1);
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expect(Math.abs.apply(null, [-1])).toBe(1);
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var add = (x, y) => x + y;
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assert(add.apply(null, [1, 2]) === 3);
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expect(add.apply(null, [1, 2])).toBe(3);
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var multiply = function (x, y) { return x * y; };
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assert(multiply.apply(null, [3, 4]) === 12);
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expect(multiply.apply(null, [3, 4])).toBe(12);
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assert((() => this).apply("foo") === globalThis);
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console.log("PASS");
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} catch (e) {
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console.log("FAIL: " + e);
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}
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expect((() => this).apply("foo")).toBe(globalThis);
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});
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load("test-common.js");
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describe("basic behavior", () => {
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test("basic binding", () => {
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expect(Function.prototype.bind.length).toBe(1);
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try {
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assert(Function.prototype.bind.length === 1);
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var charAt = String.prototype.charAt.bind("bar");
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expect(charAt(0) + charAt(1) + charAt(2)).toBe("bar");
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var charAt = String.prototype.charAt.bind("bar");
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assert(charAt(0) + charAt(1) + charAt(2) === "bar");
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function getB() {
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return this.toUpperCase().charAt(0);
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}
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expect(getB.bind("bar")()).toBe("B");
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});
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function getB() {
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return this.toUpperCase().charAt(0);
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}
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assert(getB.bind("bar")() === "B");
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test("bound functions work with array functions", () => {
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var Make3 = Number.bind(null, 3);
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expect([55].map(Make3)[0]).toBe(3);
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// Bound functions should work with array functions
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var Make3 = Number.bind(null, 3);
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assert([55].map(Make3)[0] === 3);
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var MakeTrue = Boolean.bind(null, true);
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var MakeTrue = Boolean.bind(null, true);
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assert([1, 2, 3].filter(MakeTrue).length === 3);
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assert([1, 2, 3].reduce((function (acc, x) { return acc + x }).bind(null, 4, 5)) === 9);
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assert([1, 2, 3].reduce((function (acc, x) { return acc + x + this; }).bind(3)) === 12);
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expect([1, 2, 3].filter(MakeTrue).length).toBe(3);
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expect([1, 2, 3].reduce((function (acc, x) { return acc + x }).bind(null, 4, 5))).toBe(9);
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expect([1, 2, 3].reduce((function (acc, x) { return acc + x + this; }).bind(3))).toBe(12);
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});
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});
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describe("bound function arguments", () => {
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function sum(a, b, c) {
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return a + b + c;
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}
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// Arguments should be able to be bound to a function.
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var boundSum = sum.bind(null, 10, 5);
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assert(isNaN(boundSum()));
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assert(boundSum(5) === 20);
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assert(boundSum(5, 6, 7) === 20);
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test("arguments are bound to the function", () => {
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expect(boundSum()).toBeNaN();
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expect(boundSum(5)).toBe(20);
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expect(boundSum(5, 6, 7)).toBe(20);
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});
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// Arguments should be appended to a BoundFunction's bound arguments.
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assert(boundSum.bind(null, 5)() === 20);
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test("arguments are appended to a BoundFunction's bound arguments", () => {
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expect(boundSum.bind(null, 5)()).toBe(20);
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});
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// A BoundFunction's length property should be adjusted based on the number
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// of bound arguments.
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assert(sum.length === 3);
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assert(boundSum.length === 1);
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assert(boundSum.bind(null, 5).length === 0);
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assert(boundSum.bind(null, 5, 6, 7, 8).length === 0);
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test("binding a constructor's arguments", () => {
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var Make5 = Number.bind(null, 5);
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expect(Make5()).toBe(5);
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expect(new Make5().valueOf()).toBe(5);
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});
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test("length property", () => {
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expect(sum).toHaveLength(3);
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expect(boundSum).toHaveLength(1);
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expect(boundSum.bind(null, 5)).toHaveLength(0);
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expect(boundSum.bind(null, 5, 6, 7, 8)).toHaveLength(0);
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});
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})
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describe("bound function |this|", () => {
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function identity() {
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return this;
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}
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// It should capture the global object if the |this| value is null or undefined.
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assert(identity.bind()() === globalThis);
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assert(identity.bind(null)() === globalThis);
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assert(identity.bind(undefined)() === globalThis);
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test("captures global object as |this| if |this| is null or undefined", () => {
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expect(identity.bind()()).toBe(globalThis);
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expect(identity.bind(null)()).toBe(globalThis);
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expect(identity.bind(undefined)()).toBe(globalThis);
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function Foo() {
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assert(identity.bind()() === globalThis);
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assert(identity.bind(this)() === this);
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}
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new Foo();
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function Foo() {
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expect(identity.bind()()).toBe(globalThis);
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expect(identity.bind(this)()).toBe(this);
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}
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new Foo();
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});
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// Primitive |this| values should be converted to objects.
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assert(identity.bind("foo")() instanceof String);
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assert(identity.bind(123)() instanceof Number);
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assert(identity.bind(true)() instanceof Boolean);
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test("does not capture global object as |this| if |this| is null or undefined in strict mode", () => {
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"use strict";
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// It should retain |this| values passed to it.
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var obj = { foo: "bar" };
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function strictIdentity() {
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return this;
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}
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assert(identity.bind(obj)() === obj);
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expect(strictIdentity.bind()()).toBeUndefined();
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expect(strictIdentity.bind(null)()).toBeNull();
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expect(strictIdentity.bind(undefined)()).toBeUndefined();
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});
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// The bound |this| can not be changed once set
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assert(identity.bind("foo").bind(123)() instanceof String);
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test("primitive |this| values are converted to objects", () => {
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expect(identity.bind("foo")()).toBeInstanceOf(String);
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expect(identity.bind(123)()).toBeInstanceOf(Number);
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expect(identity.bind(true)()).toBeInstanceOf(Boolean);
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});
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// The bound |this| value should have no effect on a constructor.
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test("bound functions retain |this| values passed to them", () => {
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var obj = { foo: "bar" };
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expect(identity.bind(obj)()).toBe(obj);
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});
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test("bound |this| cannot be changed after being set", () => {
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expect(identity.bind("foo").bind(123)()).toBeInstanceOf(String);
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});
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test("arrow functions cannot be bound", () => {
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expect((() => this).bind("foo")()).toBe(globalThis)
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});
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})
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describe("bound function constructors", () => {
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function Bar() {
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this.x = 3;
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this.y = 4;
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}
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Bar.prototype.baz = "baz";
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var BoundBar = Bar.bind({ u: 5, v: 6 });
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var bar = new BoundBar();
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assert(bar.x === 3);
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assert(bar.y === 4);
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assert(typeof bar.u === "undefined");
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assert(typeof bar.v === "undefined");
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// Objects constructed from BoundFunctions should retain the prototype of the original function.
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assert(bar.baz === "baz");
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// BoundFunctions should not have a prototype property.
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assert(typeof BoundBar.prototype === "undefined");
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// Function.prototype.bind should not accept non-function values.
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assertThrowsError(() => {
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Function.prototype.bind.call("foo");
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}, {
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error: TypeError,
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message: "Not a Function object"
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test("bound |this| value does not affect constructor", () => {
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expect(bar.x).toBe(3);
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expect(bar.y).toBe(4);
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expect(typeof bar.u).toBe("undefined");
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expect(typeof bar.v).toBe("undefined");
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});
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// A constructor's arguments should be able to be bound.
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var Make5 = Number.bind(null, 5);
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assert(Make5() === 5);
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assert(new Make5().valueOf() === 5);
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test("bound functions retain original prototype", () => {
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expect(bar.baz).toBe("baz");
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});
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// Null or undefined should be passed through as a |this| value in strict mode.
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(() => {
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"use strict";
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function strictIdentity() {
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return this;
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}
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test("bound functions do not have a prototype property", () => {
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expect(BoundBar).not.toHaveProperty("prototype");
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});
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});
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assert(strictIdentity.bind()() === undefined);
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assert(strictIdentity.bind(null)() === null);
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assert(strictIdentity.bind(undefined)() === undefined);
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})();
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// Arrow functions can not have their |this| value set.
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assert((() => this).bind("foo")() === globalThis)
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console.log("PASS");
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} catch (e) {
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console.log("FAIL: " + e);
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}
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describe("errors", () => {
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test("does not accept non-function values", () => {
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expect(() => {
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Function.prototype.bind.call("foo");
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}).toThrowWithMessage(TypeError, "Not a Function object");
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});
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});
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|
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@ -1,6 +1,8 @@
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load("test-common.js");
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test("length", () => {
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expect(Function.prototype.call).toHaveLength(1);
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});
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try {
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test("basic functionality", () => {
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function Foo(arg) {
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this.foo = arg;
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}
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|
@ -17,39 +19,33 @@ try {
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this.baz = arg;
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}
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assert(Function.prototype.call.length === 1);
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var foo = new Foo("test");
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assert(foo.foo === "test");
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assert(foo.bar === undefined);
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assert(foo.baz === undefined);
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expect(foo.foo).toBe("test");
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expect(foo.bar).toBeUndefined();
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expect(foo.baz).toBeUndefined();
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|
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var bar = new Bar("test");
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assert(bar.foo === undefined);
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assert(bar.bar === "test");
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assert(bar.baz === undefined);
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expect(bar.foo).toBeUndefined();
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expect(bar.bar).toBe("test");
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expect(bar.baz).toBeUndefined();
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var foobar = new FooBar("test");
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assert(foobar.foo === "test");
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assert(foobar.bar === "test");
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assert(foobar.baz === undefined);
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expect(foobar.foo).toBe("test");
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expect(foobar.bar).toBe("test");
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expect(foobar.baz).toBeUndefined();
|
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|
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var foobarbaz = new FooBarBaz("test");
|
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assert(foobarbaz.foo === "test");
|
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assert(foobarbaz.bar === "test");
|
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assert(foobarbaz.baz === "test");
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expect(foobarbaz.foo).toBe("test");
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expect(foobarbaz.bar).toBe("test");
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expect(foobarbaz.baz).toBe("test");
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assert(Math.abs.call(null, -1) === 1);
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expect(Math.abs.call(null, -1)).toBe(1);
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var add = (x, y) => x + y;
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assert(add.call(null, 1, 2) === 3);
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expect(add.call(null, 1, 2)).toBe(3);
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var multiply = function (x, y) { return x * y; };
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assert(multiply.call(null, 3, 4) === 12);
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expect(multiply.call(null, 3, 4)).toBe(12);
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|
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assert((() => this).call("foo") === globalThis);
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console.log("PASS");
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} catch (e) {
|
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console.log("FAIL: " + e);
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}
|
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expect((() => this).call("foo")).toBe(globalThis);
|
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});
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|
|
|
@ -1,21 +1,15 @@
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load("test-common.js");
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|
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try {
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assert((function() {}).toString() === "function () {\n ???\n}");
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assert((function(foo) {}).toString() === "function (foo) {\n ???\n}");
|
||||
assert((function(foo, bar, baz) {}).toString() === "function (foo, bar, baz) {\n ???\n}");
|
||||
assert((function(foo, bar, baz) {
|
||||
test("basic functionality", () => {
|
||||
expect((function() {}).toString()).toBe("function () {\n ???\n}");
|
||||
expect((function(foo) {}).toString()).toBe("function (foo) {\n ???\n}");
|
||||
expect((function(foo, bar, baz) {}).toString()).toBe("function (foo, bar, baz) {\n ???\n}");
|
||||
expect((function(foo, bar, baz) {
|
||||
if (foo) {
|
||||
return baz;
|
||||
} else if (bar) {
|
||||
return foo;
|
||||
}
|
||||
return bar + 42;
|
||||
}).toString() === "function (foo, bar, baz) {\n ???\n}");
|
||||
assert(console.log.toString() === "function log() {\n [NativeFunction]\n}");
|
||||
assert(Function.toString() === "function Function() {\n [FunctionConstructor]\n}");
|
||||
|
||||
console.log("PASS");
|
||||
} catch (e) {
|
||||
console.log("FAIL: " + e);
|
||||
}
|
||||
}).toString()).toBe("function (foo, bar, baz) {\n ???\n}");
|
||||
expect(console.debug.toString()).toBe("function debug() {\n [NativeFunction]\n}");
|
||||
expect(Function.toString()).toBe("function Function() {\n [FunctionConstructor]\n}");
|
||||
});
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue