Added additional test for eval transformer

test/dev/dev.ts

@@ -7,12 +7,11 @@ import { NO_ADDITIONAL_NODES_PRESET } from '../../src/options/presets/NoCustomNo
     let obfuscatedCode: string = JavaScriptObfuscator.obfuscate(
         `
         (function(){
-            function foo (a, b) {
-                return eval('var c = a + b; eval(\\'a + c\\');');
-
+            function foo () {
+                eval('var s = 1;');
             }
-            
-            console.log(foo(1, 2));
+        
+            foo();
         })();
         `,
         {

test/functional-tests/node-transformers/control-flow-transformers/block-statement-control-flow-transformer/BlockStatementControlFlowTransformer.spec.ts

@@ -36,7 +36,6 @@ describe('BlockStatementControlFlowTransformer', function () {
                 );
 
                 obfuscatedCode = obfuscationResult.getObfuscatedCode();
-                console.log(obfuscatedCode);
             });
 
             describe('`console.log` statements', ()=> {

test/functional-tests/node-transformers/finalizing-transformers/ast-to-eval-call-expression-transformer/AstToEvalCallExpressionTransformer.spec.ts

@@ -233,7 +233,29 @@ describe('AstToEvalCallExpressionTransformer', () => {
         });
     });
 
-    describe('variant #7: integration with control flow flattening', () => {
+    describe('variant #7: wrong eval string', () => {
+        const evalExpressionRegExp: RegExp = /eval *\('~'\);/;
+
+        let obfuscatedCode: string
+
+        before(() => {
+            const code: string = readFileAsString(__dirname + '/fixtures/wrong-eval-string.js');
+            const obfuscationResult: IObfuscationResult = JavaScriptObfuscator.obfuscate(
+                code,
+                {
+                    ...NO_ADDITIONAL_NODES_PRESET
+                }
+            );
+
+            obfuscatedCode = obfuscationResult.getObfuscatedCode();
+        });
+
+        it('should skip obfuscation of eval string', () => {
+            assert.match(obfuscatedCode, evalExpressionRegExp);
+        });
+    });
+
+    describe('variant #8: integration with control flow flattening', () => {
         const variableMatch: string = '_0x([a-f0-9]){4,6}';
         const controlFlowStorageNodeMatch: string = `` +
             `var *${variableMatch} *= *\\{` +

test/functional-tests/node-transformers/finalizing-transformers/ast-to-eval-call-expression-transformer/fixtures/wrong-eval-string.js

@@ -0,0 +1,7 @@
+(function(){
+    function foo () {
+        eval('~');
+    }
+
+    foo();
+})();