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@@ -229,7 +229,58 @@ describe('DeadCodeInjectionTransformer', () => {
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});
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});
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- describe('variant #6 - chance of `IfStatement` variant', () => {
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+ describe('variant #6 - super expression in block statement', () => {
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+ const functionRegExp: RegExp = new RegExp(
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+ `var *${variableMatch} *= *function *\\(\\) *\\{` +
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+ `console\\[${variableMatch}\\('${hexMatch}'\\)\\]\\(${variableMatch}\\('${hexMatch}'\\)\\);` +
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+ `\\};`,
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+ 'g'
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+ );
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+ const superExpressionRegExp: RegExp = new RegExp(
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+ `super *\\(\\);`,
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+ 'g'
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+ );
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+ const expectedFunctionMatchesLength: number = 4;
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+ const expectedSuperExpressionMatchesLength: number = 1;
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+
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+ let functionMatchesLength: number = 0,
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+ superExpressionMatchesLength: number = 0;
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+
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+ before(() => {
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+ const code: string = readFileAsString(__dirname + '/fixtures/super-expression.js');
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+ const obfuscationResult: IObfuscationResult = JavaScriptObfuscator.obfuscate(
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+ code,
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+ {
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+ ...NO_CUSTOM_NODES_PRESET,
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+ deadCodeInjection: true,
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+ deadCodeInjectionThreshold: 1,
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+ stringArray: true,
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+ stringArrayThreshold: 1
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+ }
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+ );
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+ const obfuscatedCode: string = obfuscationResult.getObfuscatedCode();
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+ const functionMatches: RegExpMatchArray = <RegExpMatchArray>obfuscatedCode.match(functionRegExp);
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+ const superExpressionMatches: RegExpMatchArray = <RegExpMatchArray>obfuscatedCode.match(superExpressionRegExp);
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+
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+ if (functionMatches) {
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+ functionMatchesLength = functionMatches.length;
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+ }
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+
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+ if (superExpressionMatches) {
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+ superExpressionMatchesLength = superExpressionMatches.length;
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+ }
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+ });
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+
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+ it('match #1: shouldn\'t add dead code', () => {
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+ assert.equal(functionMatchesLength, expectedFunctionMatchesLength);
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+ });
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+
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+ it('match #2: shouldn\'t add dead code', () => {
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+ assert.equal(superExpressionMatchesLength, expectedSuperExpressionMatchesLength);
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+ });
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+ });
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+
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+ describe('variant #7- chance of `IfStatement` variant', () => {
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const samplesCount: number = 1000;
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const delta: number = 0.1;
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const expectedDistribution: number = 0.25;
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@@ -331,7 +382,7 @@ describe('DeadCodeInjectionTransformer', () => {
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});
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});
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- describe('variant #7 - block scope of block statement is `ProgramNode`', () => {
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+ describe('variant #8 - block scope of block statement is `ProgramNode`', () => {
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const regExp: RegExp = new RegExp(
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`if *\\(!!\\[\\]\\) *{` +
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`console\\[${variableMatch}\\('${hexMatch}'\\)\\]\\(${variableMatch}\\('${hexMatch}'\\)\\);` +
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@@ -361,7 +412,7 @@ describe('DeadCodeInjectionTransformer', () => {
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});
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});
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- describe('variant #8 - correct obfuscation of dead-code block statements', () => {
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+ describe('variant #9 - correct obfuscation of dead-code block statements', () => {
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const variableName: string = 'importantVariableName';
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let obfuscatedCode: string;
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