tests && fixes for utils methods

dist/ethereum.js

@@ -1269,7 +1269,7 @@ var extractDisplayName = function (name) {
 var extractTypeName = function (name) {
     /// TODO: make it invulnerable
     var length = name.indexOf('(');
-    return length !== -1 ? name.substr(length + 1, name.length - 1 - (length + 1)) : "";
+    return length !== -1 ? name.substr(length + 1, name.length - 1 - (length + 1)).replace(' ', '') : "";
 };
 
 /// Filters all function from input abi

lib/utils.js

@@ -84,7 +84,7 @@ var extractDisplayName = function (name) {
 var extractTypeName = function (name) {
     /// TODO: make it invulnerable
     var length = name.indexOf('(');
-    return length !== -1 ? name.substr(length + 1, name.length - 1 - (length + 1)) : "";
+    return length !== -1 ? name.substr(length + 1, name.length - 1 - (length + 1)).replace(' ', '') : "";
 };
 
 /// Filters all function from input abi

test/utils.extractDisplayName.js

@@ -0,0 +1,42 @@
+var assert = require('assert');
+var utils = require('../lib/utils.js');
+
+describe('utils', function () {
+    describe('extractDisplayName', function () {
+        it('should extract display name from method with no params', function () {
+            
+            // given
+            var test = 'helloworld()'; 
+
+            // when
+            var displayName = utils.extractDisplayName(test);
+
+            // then
+            assert.equal(displayName, 'helloworld');
+        });
+        
+        it('should extract display name from method with one param' , function () {
+            
+            // given
+            var test = 'helloworld1(int)'; 
+
+            // when
+            var displayName = utils.extractDisplayName(test);
+
+            // then
+            assert.equal(displayName, 'helloworld1');
+        });
+        
+        it('should extract display name from method with two params' , function () {
+            
+            // given
+            var test = 'helloworld2(int,string)'; 
+
+            // when
+            var displayName = utils.extractDisplayName(test);
+
+            // then
+            assert.equal(displayName, 'helloworld2');
+        });
+    });
+});

test/utils.extractTypeName.js

@@ -0,0 +1,55 @@
+var assert = require('assert');
+var utils = require('../lib/utils.js');
+
+describe('utils', function () {
+    describe('extractTypeName', function () {
+        it('should extract type name from method with no params', function () {
+            
+            // given
+            var test = 'helloworld()';
+
+            // when
+            var typeName = utils.extractTypeName(test); 
+
+            // then
+            assert.equal(typeName, '');
+        });
+
+        it('should extract type name from method with one param', function () {
+            
+            // given
+            var test = 'helloworld1(int)';
+
+            // when
+            var typeName = utils.extractTypeName(test);
+
+            // then
+            assert.equal(typeName, 'int');
+        });
+        
+        it('should extract type name from method with two params', function () {
+            
+            // given
+            var test = 'helloworld2(int,string)';
+
+            // when
+            var typeName = utils.extractTypeName(test);
+
+            // then
+            assert.equal(typeName, 'int,string');
+        });
+        
+        it('should extract type name from method with spaces between params', function () {
+            
+            // given
+            var test = 'helloworld3(int, string)';
+
+            // when
+            var typeName = utils.extractTypeName(test);
+
+            // then
+            assert.equal(typeName, 'int,string');
+        });
+
+    });
+});