Increase Web3-core e2e tests above 90% (#6629)

* increase coverage

* req manager coverage

* ignore formatters

* use global config

* use global config

* fix path

* fix path

* try without config path

* fix

codecov.yml

@@ -1,3 +1,5 @@
+ignore:
+    - "./packages/web3-core/src/formatters.ts"  # ignore deprecated formatters from coverage report
 coverage:
   status:
     project:
@@ -75,4 +77,4 @@ comment:
   behavior: 'default'
   require_changes: false
   require_base: no
-  require_head: no       
+  require_head: no

packages/web3-core/src/web3_config.ts

@@ -104,7 +104,7 @@ export abstract class Web3Config
 		// TODO: Improve and add key check
 		const keys = Object.keys(options) as (keyof Web3ConfigOptions)[];
 		for (const key of keys) {
-			this._triggerConfigChange(key, options[key])
+			this._triggerConfigChange(key, options[key]);
 		}
 		Object.assign(this.config, options);
 	}

packages/web3-core/src/web3_request_manager.ts

@@ -187,11 +187,11 @@ export class Web3RequestManager<
 				'Provider not available. Use `.setProvider` or `.provider=` to initialize the provider.',
 			);
 		}
-		
+
 		const payload = jsonRpc.isBatchRequest(request)
-		? jsonRpc.toBatchPayload(request)
+			? jsonRpc.toBatchPayload(request)
 			: jsonRpc.toPayload(request);
-			
+
 		if (isWeb3Provider(provider)) {
 			let response;
 
@@ -292,7 +292,7 @@ export class Web3RequestManager<
 
 					if (isNullish(response)) {
 						throw new ResponseError(
-							'' as never,
+							{} as never,
 							'Got a "nullish" response from provider.',
 						);
 					}

packages/web3-core/test/unit/formatters.test.ts

@@ -23,6 +23,7 @@ import {
 	inputBlockNumberFormatter,
 	inputDefaultBlockNumberFormatter,
 	inputPostFormatter,
+	inputTopicFormatter,
 	outputBigIntegerFormatter,
 	outputBlockFormatter,
 	outputLogFormatter,
@@ -82,6 +83,17 @@ describe('formatters', () => {
 		});
 	});
 
+	describe('inputTopicFormatter', () => {
+		it('check params', () => {
+			expect(inputTopicFormatter('0x09d7bD9E185fbC2d265D8DBe81e5e888E391688b')).toBe(
+				'0x09d7bD9E185fbC2d265D8DBe81e5e888E391688b',
+			);
+			// @ts-expect-error invalid param
+			// eslint-disable-next-line no-null/no-null
+			expect(inputTopicFormatter(null)).toBeNull();
+		});
+	});
+
 	describe('outputBigIntegerFormatter', () => {
 		it('should convert input to number', () => {
 			const result = outputBigIntegerFormatter(BigInt(12));
@@ -320,6 +332,12 @@ describe('formatters', () => {
 	describe('outputTransactionReceiptFormatter', () => {
 		const validReceipt = { cumulativeGasUsed: '0x1234', gasUsed: '0x4567' };
 
+		it('should be FormatterError', () => {
+			// @ts-expect-error invalid param
+			expect(() => outputTransactionReceiptFormatter(1)).toThrow(
+				`Received receipt is invalid: 1`,
+			);
+		});
 		it('should convert "blockNumber" from hex to number', () => {
 			const result = outputTransactionReceiptFormatter({
 				...validReceipt,
@@ -381,6 +399,11 @@ describe('formatters', () => {
 			expect(result.logs).toEqual(['outputLogFormatterResult', 'outputLogFormatterResult']);
 		});
 
+		it('when log doesn`t have id', () => {
+			const res = formatters.outputLogFormatter({ blockHash: '0x1', logIndex: '0x1' });
+			expect(res.id).toBeUndefined();
+		});
+
 		it('should convert "contractAddress" to checksum address', () => {
 			const result = outputTransactionReceiptFormatter({
 				...validReceipt,

packages/web3-core/test/unit/web3_batch_request.test.ts

@@ -39,9 +39,11 @@ describe('Web3BatchRequest', () => {
 	});
 
 	describe('constructor', () => {
-		it('should create batch request object with empty list of requests', () => {
+		it('should create batch request object with empty list of requests', async () => {
 			expect(batchRequest).toBeInstanceOf(Web3BatchRequest);
 			expect(batchRequest.requests).toEqual([]);
+			expect(batchRequest.requests).toHaveLength(0);
+			expect(await batchRequest.execute()).toEqual([]);
 		});
 	});
 

packages/web3-core/test/unit/web3_config.test.ts

@@ -105,6 +105,22 @@ describe('Web3Config', () => {
 		},
 	);
 
+	it('set default chain error', () => {
+		const obj = new MyConfigObject();
+
+		obj.setConfig({
+			// @ts-expect-error incorrect object
+			defaultCommon: {
+				baseChain: 'mainnet',
+			},
+		});
+		expect(() => {
+			obj.defaultChain = 'test';
+		}).toThrow(
+			'Web3Config chain doesnt match in defaultHardfork mainnet and common.hardfork test',
+		);
+	});
+
 	it('Updating transactionPollingInterval should update transactionReceiptPollingInterval and transactionConfirmationPollingInterval', () => {
 		const obj = new MyConfigObject();
 		const configChange = jest.fn();

packages/web3-core/test/unit/web3_promi_event.test.ts

@@ -24,6 +24,7 @@ describe('Web3PromiEvent', () => {
 		});
 
 		await expect(p).resolves.toBe('Resolved Value');
+		expect(() => p.removeAllListeners()).not.toThrow();
 	});
 
 	it('should initialize and reject promise', async () => {
@@ -69,12 +70,16 @@ describe('Web3PromiEvent', () => {
 			};
 
 			const p = func();
-
-			// eslint-disable-next-line no-void
-			void p.on('data', data => {
+			const eventFunc = (data: string) => {
 				expect(data).toBe('emitted data');
 				done(undefined);
-			});
+				expect(() => p.off('data', eventFunc)).not.toThrow();
+			};
+			// eslint-disable-next-line no-void
+			void p.on('data', eventFunc);
+			expect(p.listenerCount('data')).toBe(1);
+			expect(p.listeners('data')).toHaveLength(1);
+			expect(p.eventNames()).toEqual(['data']);
 		});
 	});
 
@@ -122,4 +127,27 @@ describe('Web3PromiEvent', () => {
 
 		expect(p.getMaxListeners()).toBe(3);
 	});
+
+	it('finally', async () => {
+		const p = new Web3PromiEvent(resolve => {
+			return resolve('reason');
+		});
+
+		const f = jest.fn();
+		p.finally(f);
+		await p;
+		expect(f).toHaveBeenCalled();
+	});
+	it('catch', async () => {
+		const f = jest.fn();
+		const p = new Web3PromiEvent((_, reject) => {
+			return reject(new Error('reason'));
+		});
+
+		p.catch(f);
+
+		await expect(p).rejects.toThrow('reason');
+
+		expect(f).toHaveBeenCalledWith(new Error('reason'));
+	});
 });

packages/web3-core/test/unit/web3_request_manager.test.ts

@@ -66,7 +66,31 @@ describe('Web3RequestManager', () => {
 			expect(manager).toBeInstanceOf(Web3RequestManager);
 		});
 	});
+	describe('isMetaMaskProvider', () => {
+		it('check params', () => {
+			const request = {
+				constructor: {
+					name: 'AsyncFunction',
+				},
+			};
 
+			expect(
+				utils.isMetaMaskProvider({
+					// @ts-expect-error incorrect param
+					request,
+					isMetaMask: true,
+				}),
+			).toBe(true);
+		});
+	});
+	describe('isSupportSubscriptions', () => {
+		it('check params', () => {
+			// @ts-expect-error incorrect param
+			expect(utils.isSupportSubscriptions({ supportsSubscriptions: () => true })).toBe(true);
+			// @ts-expect-error incorrect param
+			expect(utils.isSupportSubscriptions({})).toBe(false);
+		});
+	});
 	describe('providers', () => {
 		it('should return providers on instance', () => {
 			const manager = new Web3RequestManager();
@@ -97,6 +121,11 @@ describe('Web3RequestManager', () => {
 				});
 			});
 
+			it('should unset provider', () => {
+				const manager = new Web3RequestManager();
+				manager.setProvider(undefined);
+				expect(manager.provider).toBeUndefined();
+			});
 			it('should detect and set http provider', () => {
 				const providerString = 'http://mydomain.com';
 
@@ -235,10 +264,44 @@ describe('Web3RequestManager', () => {
 
 		it('should throw error if no provider is set', async () => {
 			const manager = new Web3RequestManager();
-
 			await expect(manager.send(request)).rejects.toThrow('Provider not available');
 		});
 
+		it('promise of legacy provider should be resolved', async () => {
+			const manager = new Web3RequestManager(undefined, undefined);
+			const pr = new Promise(resolve => {
+				resolve('test');
+			});
+			const myProvider = {
+				request: jest.fn().mockImplementation(async () => pr),
+			} as any;
+			manager.setProvider(myProvider);
+			await manager.send(request);
+			expect(myProvider.request).toHaveBeenCalledTimes(1);
+			expect(await pr).toBe('test');
+		});
+		it('Got a "nullish" response from provider', async () => {
+			const manager = new Web3RequestManager(undefined, undefined);
+			const myProvider = {
+				send: jest.fn().mockImplementation((_, cb: (error?: any, data?: any) => void) => {
+					cb(undefined, undefined);
+				}),
+			} as any;
+			manager.setProvider(myProvider);
+
+			await expect(async () => manager.send(request)).rejects.toThrow(
+				'Got a "nullish" response from provider',
+			);
+		});
+		it('Provider does not have a request or send method to use', async () => {
+			const manager = new Web3RequestManager(undefined, undefined);
+			const myProvider = {} as any;
+			manager.setProvider(myProvider);
+
+			await expect(async () => manager.send(request)).rejects.toThrow(
+				'Provider does not have a request or send method to use.',
+			);
+		});
 		describe('test rpc errors', () => {
 			it('should pass request to provider and reject with a generic rpc error when rpc call specification flag is undefined', async () => {
 				const parseErrorResponse = {