Fix local sign and tests

Author: angus-hamill

packages/web3-eth/src/methods/EthSignMethod.js

@@ -62,8 +62,8 @@ export default class EthSignMethod extends SignMethod {
             this.beforeExecution(this.moduleInstance);
 
             let signedMessage = this.moduleInstance.accounts.sign(
-                this.parameters[0],
-                this.moduleInstance.accounts.wallet[this.parameters[1]].address
+                this.parameters[1],
+                this.moduleInstance.accounts.wallet[this.parameters[0]].address
             );
 
             if (this.callback) {

packages/web3-eth/tests/src/methods/EthSignMethodTest.js

@@ -46,9 +46,9 @@ describe('EthSignMethodTest', () => {
 
         expect(method.callback).toHaveBeenCalledWith(false, '0x00');
 
-        expect(method.parameters[0]).toEqual('string');
+        expect(method.parameters[0]).toEqual('0x0');
 
-        expect(method.parameters[1]).toEqual('0x0');
+        expect(method.parameters[1]).toEqual('string');
 
         expect(formatters.inputAddressFormatter).toHaveBeenCalledWith('0x0');