feat: exposeInMainWorld allow to expose non-object APIs (#26594)
This commit is contained in:
Nikita Kot
GitHub
parent
b111bba387
commit
7672aa9525
4 changed files with 313 additions and 13 deletions
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@ -104,6 +104,27 @@ describe('contextBridge', () => {
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};
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it('should proxy numbers', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', 123);
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});
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const result = await callWithBindings((root: any) => {
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return root.example;
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});
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expect(result).to.equal(123);
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});
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it('should make global properties read-only', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', 123);
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});
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const result = await callWithBindings((root: any) => {
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root.example = 456;
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return root.example;
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});
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expect(result).to.equal(123);
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});
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it('should proxy nested numbers', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', {
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myNumber: 123
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@ -129,6 +150,16 @@ describe('contextBridge', () => {
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});
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it('should proxy strings', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', 'my-words');
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});
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const result = await callWithBindings((root: any) => {
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return root.example;
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});
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expect(result).to.equal('my-words');
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});
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it('should proxy nested strings', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', {
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myString: 'my-words'
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@ -141,6 +172,16 @@ describe('contextBridge', () => {
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});
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it('should proxy arrays', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', [123, 'my-words']);
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});
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const result = await callWithBindings((root: any) => {
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return [root.example, Array.isArray(root.example)];
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});
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expect(result).to.deep.equal([[123, 'my-words'], true]);
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});
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it('should proxy nested arrays', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', {
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myArr: [123, 'my-words']
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@ -153,6 +194,21 @@ describe('contextBridge', () => {
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});
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it('should make arrays immutable', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', [123, 'my-words']);
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});
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const immutable = await callWithBindings((root: any) => {
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try {
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root.example.push(456);
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return false;
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} catch {
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return true;
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}
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});
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expect(immutable).to.equal(true);
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});
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it('should make nested arrays immutable', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', {
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myArr: [123, 'my-words']
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@ -170,6 +226,16 @@ describe('contextBridge', () => {
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});
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it('should proxy booleans', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', true);
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});
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const result = await callWithBindings((root: any) => {
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return root.example;
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});
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expect(result).to.equal(true);
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});
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it('should proxy nested booleans', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', {
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myBool: true
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@ -182,6 +248,18 @@ describe('contextBridge', () => {
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});
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it('should proxy promises and resolve with the correct value', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example',
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Promise.resolve('i-resolved')
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);
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});
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const result = await callWithBindings((root: any) => {
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return root.example;
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});
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expect(result).to.equal('i-resolved');
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});
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it('should proxy nested promises and resolve with the correct value', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', {
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myPromise: Promise.resolve('i-resolved')
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@ -194,6 +272,21 @@ describe('contextBridge', () => {
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});
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it('should proxy promises and reject with the correct value', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', Promise.reject(new Error('i-rejected')));
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});
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const result = await callWithBindings(async (root: any) => {
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try {
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await root.example;
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return null;
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} catch (err) {
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return err;
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}
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});
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expect(result).to.be.an.instanceOf(Error).with.property('message', 'Uncaught Error: i-rejected');
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});
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it('should proxy nested promises and reject with the correct value', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', {
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myPromise: Promise.reject(new Error('i-rejected'))
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@ -249,6 +342,16 @@ describe('contextBridge', () => {
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expect(result).to.deep.equal([123, 'help', false, 'promise']);
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});
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it('should proxy functions', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', () => 'return-value');
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});
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const result = await callWithBindings(async (root: any) => {
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return root.example();
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});
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expect(result).equal('return-value');
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});
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it('should proxy methods that are callable multiple times', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', {
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@ -299,7 +402,31 @@ describe('contextBridge', () => {
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expect(result).to.deep.equal([123, 456, 789, false]);
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});
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it('it should proxy null and undefined correctly', async () => {
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it('it should proxy null', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', null);
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});
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const result = await callWithBindings((root: any) => {
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// Convert to strings as although the context bridge keeps the right value
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// IPC does not
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return `${root.example}`;
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});
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expect(result).to.deep.equal('null');
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});
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it('it should proxy undefined', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', undefined);
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});
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const result = await callWithBindings((root: any) => {
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// Convert to strings as although the context bridge keeps the right value
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// IPC does not
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return `${root.example}`;
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});
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expect(result).to.deep.equal('undefined');
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});
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it('it should proxy nested null and undefined correctly', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', {
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values: [null, undefined]
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@ -313,6 +440,19 @@ describe('contextBridge', () => {
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expect(result).to.deep.equal(['null', 'undefined']);
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});
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it('should proxy symbols', async () => {
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await makeBindingWindow(() => {
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const mySymbol = Symbol('unique');
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const isSymbol = (s: Symbol) => s === mySymbol;
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contextBridge.exposeInMainWorld('symbol', mySymbol);
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contextBridge.exposeInMainWorld('isSymbol', isSymbol);
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});
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const result = await callWithBindings((root: any) => {
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return root.isSymbol(root.symbol);
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});
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expect(result).to.equal(true, 'symbols should be equal across contexts');
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});
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it('should proxy symbols such that symbol equality works', async () => {
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await makeBindingWindow(() => {
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const mySymbol = Symbol('unique');
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@ -341,6 +481,26 @@ describe('contextBridge', () => {
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expect(result).to.equal(123, 'symbols key lookup should work across contexts');
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});
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it('should proxy typed arrays', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', new Uint8Array(100));
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});
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const result = await callWithBindings((root: any) => {
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return Object.getPrototypeOf(root.example) === Uint8Array.prototype;
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});
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expect(result).equal(true);
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});
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it('should proxy regexps', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', /a/g);
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});
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const result = await callWithBindings((root: any) => {
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return Object.getPrototypeOf(root.example) === RegExp.prototype;
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});
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expect(result).equal(true);
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});
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it('should proxy typed arrays and regexps through the serializer', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', {
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@ -466,6 +626,22 @@ describe('contextBridge', () => {
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expect(result).to.equal('final value');
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});
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it('should work with complex nested methods and promises attached directly to the global', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example',
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(second: Function) => second((fourth: Function) => {
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return fourth();
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})
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);
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});
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const result = await callWithBindings((root: any) => {
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return root.example((third: Function) => {
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return third(() => Promise.resolve('final value'));
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});
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});
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expect(result).to.equal('final value');
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});
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it('should throw an error when recursion depth is exceeded', async () => {
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await makeBindingWindow(() => {
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contextBridge.exposeInMainWorld('example', {
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@ -641,6 +817,127 @@ describe('contextBridge', () => {
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expect(result.protoMatches).to.deep.equal(result.protoMatches.map(() => true));
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});
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it('should not leak prototypes when attaching directly to the global', async () => {
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await makeBindingWindow(() => {
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const toExpose = {
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number: 123,
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string: 'string',
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boolean: true,
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arr: [123, 'string', true, ['foo']],
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symbol: Symbol('foo'),
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bigInt: 10n,
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getObject: () => ({ thing: 123 }),
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getNumber: () => 123,
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getString: () => 'string',
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getBoolean: () => true,
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getArr: () => [123, 'string', true, ['foo']],
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getPromise: async () => ({ number: 123, string: 'string', boolean: true, fn: () => 'string', arr: [123, 'string', true, ['foo']] }),
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getFunctionFromFunction: async () => () => null,
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object: {
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number: 123,
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string: 'string',
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boolean: true,
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arr: [123, 'string', true, ['foo']],
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getPromise: async () => ({ number: 123, string: 'string', boolean: true, fn: () => 'string', arr: [123, 'string', true, ['foo']] })
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},
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receiveArguments: (fn: any) => fn({ key: 'value' }),
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symbolKeyed: {
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[Symbol('foo')]: 123
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}
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};
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const keys: string[] = [];
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Object.entries(toExpose).forEach(([key, value]) => {
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keys.push(key);
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contextBridge.exposeInMainWorld(key, value);
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});
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contextBridge.exposeInMainWorld('keys', keys);
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});
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const result = await callWithBindings(async (root: any) => {
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const { keys } = root;
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const cleanedRoot: any = {};
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for (const [key, value] of Object.entries(root)) {
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if (keys.includes(key)) {
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cleanedRoot[key] = value;
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}
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}
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let arg: any;
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cleanedRoot.receiveArguments((o: any) => { arg = o; });
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const protoChecks = [
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...Object.keys(cleanedRoot).map(key => [key, String]),
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...Object.getOwnPropertySymbols(cleanedRoot.symbolKeyed).map(key => [key, Symbol]),
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[cleanedRoot, Object],
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[cleanedRoot.number, Number],
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[cleanedRoot.string, String],
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[cleanedRoot.boolean, Boolean],
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[cleanedRoot.arr, Array],
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[cleanedRoot.arr[0], Number],
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[cleanedRoot.arr[1], String],
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[cleanedRoot.arr[2], Boolean],
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[cleanedRoot.arr[3], Array],
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[cleanedRoot.arr[3][0], String],
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[cleanedRoot.symbol, Symbol],
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[cleanedRoot.bigInt, BigInt],
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[cleanedRoot.getNumber, Function],
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[cleanedRoot.getNumber(), Number],
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[cleanedRoot.getObject(), Object],
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[cleanedRoot.getString(), String],
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[cleanedRoot.getBoolean(), Boolean],
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[cleanedRoot.getArr(), Array],
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[cleanedRoot.getArr()[0], Number],
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[cleanedRoot.getArr()[1], String],
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[cleanedRoot.getArr()[2], Boolean],
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[cleanedRoot.getArr()[3], Array],
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[cleanedRoot.getArr()[3][0], String],
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[cleanedRoot.getFunctionFromFunction, Function],
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[cleanedRoot.getFunctionFromFunction(), Promise],
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[await cleanedRoot.getFunctionFromFunction(), Function],
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[cleanedRoot.getPromise(), Promise],
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[await cleanedRoot.getPromise(), Object],
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[(await cleanedRoot.getPromise()).number, Number],
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[(await cleanedRoot.getPromise()).string, String],
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[(await cleanedRoot.getPromise()).boolean, Boolean],
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[(await cleanedRoot.getPromise()).fn, Function],
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[(await cleanedRoot.getPromise()).fn(), String],
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[(await cleanedRoot.getPromise()).arr, Array],
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[(await cleanedRoot.getPromise()).arr[0], Number],
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[(await cleanedRoot.getPromise()).arr[1], String],
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[(await cleanedRoot.getPromise()).arr[2], Boolean],
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[(await cleanedRoot.getPromise()).arr[3], Array],
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[(await cleanedRoot.getPromise()).arr[3][0], String],
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[cleanedRoot.object, Object],
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[cleanedRoot.object.number, Number],
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[cleanedRoot.object.string, String],
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[cleanedRoot.object.boolean, Boolean],
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[cleanedRoot.object.arr, Array],
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[cleanedRoot.object.arr[0], Number],
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[cleanedRoot.object.arr[1], String],
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[cleanedRoot.object.arr[2], Boolean],
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[cleanedRoot.object.arr[3], Array],
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[cleanedRoot.object.arr[3][0], String],
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[await cleanedRoot.object.getPromise(), Object],
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[(await cleanedRoot.object.getPromise()).number, Number],
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[(await cleanedRoot.object.getPromise()).string, String],
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[(await cleanedRoot.object.getPromise()).boolean, Boolean],
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[(await cleanedRoot.object.getPromise()).fn, Function],
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[(await cleanedRoot.object.getPromise()).fn(), String],
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[(await cleanedRoot.object.getPromise()).arr, Array],
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[(await cleanedRoot.object.getPromise()).arr[0], Number],
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[(await cleanedRoot.object.getPromise()).arr[1], String],
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[(await cleanedRoot.object.getPromise()).arr[2], Boolean],
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[(await cleanedRoot.object.getPromise()).arr[3], Array],
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[(await cleanedRoot.object.getPromise()).arr[3][0], String],
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[arg, Object],
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[arg.key, String]
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];
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return {
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protoMatches: protoChecks.map(([a, Constructor]) => Object.getPrototypeOf(a) === Constructor.prototype)
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};
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});
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// Every protomatch should be true
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expect(result.protoMatches).to.deep.equal(result.protoMatches.map(() => true));
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});
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describe('internalContextBridge', () => {
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describe('overrideGlobalValueFromIsolatedWorld', () => {
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it('should override top level properties', async () => {
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