error-stack-parser-spec.js

// jscs:disable maximumLineLength
/* global StackFrame: false, ErrorStackParser: false, CapturedExceptions: false */
describe('ErrorStackParser', function() {
    describe('#parse', function() {
        var unit = ErrorStackParser;
        it('should not parse IE 9 Error', function() {
            expect(function() {
                unit.parse(CapturedExceptions.IE_9);
            }).toThrow(new Error('Cannot parse given Error object'));
        });

        it('should parse Safari 6 Error.stack', function() {
            var stackFrames = unit.parse(CapturedExceptions.SAFARI_6);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(3);
            expect(stackFrames[0]).toMatchStackFrame([undefined, undefined, 'http://path/to/file.js', 48]);
            expect(stackFrames[1]).toMatchStackFrame(['dumpException3', undefined, 'http://path/to/file.js', 52]);
            expect(stackFrames[2]).toMatchStackFrame(['onclick', undefined, 'http://path/to/file.js', 82]);
        });

        it('should parse Safari 7 Error.stack', function() {
            var stackFrames = unit.parse(CapturedExceptions.SAFARI_7);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(3);
            expect(stackFrames[0]).toMatchStackFrame([undefined, undefined, 'http://path/to/file.js', 48, 22]);
            expect(stackFrames[1]).toMatchStackFrame(['foo', undefined, 'http://path/to/file.js', 52, 15]);
            expect(stackFrames[2]).toMatchStackFrame(['bar', undefined, 'http://path/to/file.js', 108, 107]);
        });

        it('should parse Safari 8 Error.stack', function() {
            var stackFrames = unit.parse(CapturedExceptions.SAFARI_8);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(3);
            expect(stackFrames[0]).toMatchStackFrame([undefined, undefined, 'http://path/to/file.js', 47, 22]);
            expect(stackFrames[1]).toMatchStackFrame(['foo', undefined, 'http://path/to/file.js', 52, 15]);
            expect(stackFrames[2]).toMatchStackFrame(['bar', undefined, 'http://path/to/file.js', 108, 23]);
        });

        it('should parse nested eval() from Safari 9', function() {
            var stackFrames = unit.parse(CapturedExceptions.SAFARI_9_NESTED_EVAL);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(5);
            expect(stackFrames[0]).toMatchStackFrame(['baz', undefined, undefined, undefined, undefined]);
            expect(stackFrames[1]).toMatchStackFrame(['foo', undefined, undefined, undefined, undefined]);
            expect(stackFrames[2]).toMatchStackFrame(['eval code', undefined, undefined, undefined, undefined]);
            expect(stackFrames[3]).toMatchStackFrame(['speak', undefined, 'http://localhost:8080/file.js', 26, 21]);
            expect(stackFrames[4]).toMatchStackFrame(['global code', undefined, 'http://localhost:8080/file.js', 33, 18]);
        });

        it('should parse Firefox 31 Error.stack', function() {
            var stackFrames = unit.parse(CapturedExceptions.FIREFOX_31);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(2);
            expect(stackFrames[0]).toMatchStackFrame(['foo', undefined, 'http://path/to/file.js', 41, 13]);
            expect(stackFrames[1]).toMatchStackFrame(['bar', undefined, 'http://path/to/file.js', 1, 1]);
        });

        it('should parse nested eval() from Firefox 43', function() {
            var stackFrames = unit.parse(CapturedExceptions.FIREFOX_43_NESTED_EVAL);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(5);
            expect(stackFrames[0]).toMatchStackFrame(['baz', undefined, 'http://localhost:8080/file.js', 26, undefined]);
            expect(stackFrames[1]).toMatchStackFrame(['foo', undefined, 'http://localhost:8080/file.js', 26, undefined]);
            expect(stackFrames[2]).toMatchStackFrame([undefined, undefined, 'http://localhost:8080/file.js', 26, undefined]);
            expect(stackFrames[3]).toMatchStackFrame(['speak', undefined, 'http://localhost:8080/file.js', 26, 17]);
            expect(stackFrames[4]).toMatchStackFrame([undefined, undefined, 'http://localhost:8080/file.js', 33, 9]);
        });

        it('should parse function names containing @ in Firefox 43 Error.stack', function() {
            var stackFrames = unit.parse(CapturedExceptions.FIREFOX_43_FUNCTION_NAME_WITH_AT_SIGN);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(2);
            expect(stackFrames[0]).toMatchStackFrame(['obj["@fn"]', undefined, 'Scratchpad/1', 10, 29]);
            expect(stackFrames[1]).toMatchStackFrame([undefined, undefined, 'Scratchpad/1', 11, 1]);
        });

        it('should parse V8 Error.stack', function() {
            var stackFrames = unit.parse(CapturedExceptions.CHROME_15);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(4);
            expect(stackFrames[0]).toMatchStackFrame(['bar', undefined, 'http://path/to/file.js', 13, 17]);
            expect(stackFrames[1]).toMatchStackFrame(['bar', undefined, 'http://path/to/file.js', 16, 5]);
            expect(stackFrames[2]).toMatchStackFrame(['foo', undefined, 'http://path/to/file.js', 20, 5]);
            expect(stackFrames[3]).toMatchStackFrame([undefined, undefined, 'http://path/to/file.js', 24, 4]);
        });

        it('should parse V8 entries with no location', function() {
            var stackFrames = unit.parse({stack: 'Error\n at Array.forEach (native)'});
            expect(stackFrames.length).toBe(1);
            expect(stackFrames[0]).toMatchStackFrame(['Array.forEach', undefined, '(native)', undefined, undefined]);
        });

        it('should parse V8 Error.stack entries with port numbers', function() {
            var stackFrames = unit.parse(CapturedExceptions.CHROME_36);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(2);
            expect(stackFrames[0]).toMatchStackFrame(['dumpExceptionError', undefined, 'http://localhost:8080/file.js', 41, 27]);
        });

        it('should parse error stacks with Constructors', function() {
            var stackFrames = unit.parse(CapturedExceptions.CHROME_46);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(2);
            expect(stackFrames[0]).toMatchStackFrame(['new CustomError', undefined, 'http://localhost:8080/file.js', 41, 27]);
            expect(stackFrames[1]).toMatchStackFrame(['HTMLButtonElement.onclick', undefined, 'http://localhost:8080/file.js', 107, 146]);
        });

        it('should parse nested eval() from V8', function() {
            var stackFrames = unit.parse(CapturedExceptions.CHROME_48_NESTED_EVAL);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(5);
            expect(stackFrames[0]).toMatchStackFrame(['baz', undefined, 'http://localhost:8080/file.js', 21, 17]);
            expect(stackFrames[1]).toMatchStackFrame(['foo', undefined, 'http://localhost:8080/file.js', 21, 17]);
            expect(stackFrames[2]).toMatchStackFrame(['eval', undefined, 'http://localhost:8080/file.js', 21, 17]);
            expect(stackFrames[3]).toMatchStackFrame(['Object.speak', undefined, 'http://localhost:8080/file.js', 21, 17]);
            expect(stackFrames[4]).toMatchStackFrame([undefined, undefined, 'http://localhost:8080/file.js', 31, 13]);
        });

        it('should parse and set eval origin for eval() from V8', function() {
            var stackFrames = unit.parse(CapturedExceptions.CHROME_58_EVAL);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(6);
            expect(stackFrames[0]).toMatchStackFrame(['willThrow', undefined, 'index.js', 11, undefined]);
            expect(stackFrames[0].getEvalOrigin()).toMatchStackFrame(['eval', undefined, '<anonymous>', 3, 3]);
            expect(stackFrames[1]).toMatchStackFrame(['eval', undefined, 'index.js', 11, undefined]);
            expect(stackFrames[1].getEvalOrigin()).toMatchStackFrame(['eval', undefined, '<anonymous>', 6, 1]);
            expect(stackFrames[2]).toMatchStackFrame(['h', undefined, 'index.js', 11, undefined]);
            expect(stackFrames[3]).toMatchStackFrame(['g', undefined, 'index.js', 6, undefined]);
            expect(stackFrames[4]).toMatchStackFrame(['f', undefined, 'index.js', 2, undefined]);
            expect(stackFrames[5]).toMatchStackFrame([undefined, undefined, 'index.js', 23, undefined]);
        });

        it('should parse IE 10 Error stacks', function() {
            var stackFrames = unit.parse(CapturedExceptions.IE_10);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(3);
            expect(stackFrames[0]).toMatchStackFrame(['Anonymous function', undefined, 'http://path/to/file.js', 48, 13]);
            expect(stackFrames[1]).toMatchStackFrame(['foo', undefined, 'http://path/to/file.js', 46, 9]);
            expect(stackFrames[2]).toMatchStackFrame(['bar', undefined, 'http://path/to/file.js', 82, 1]);
        });

        it('should parse IE 11 Error stacks', function() {
            var stackFrames = unit.parse(CapturedExceptions.IE_11);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(3);
            expect(stackFrames[0]).toMatchStackFrame(['Anonymous function', undefined, 'http://path/to/file.js', 47, 21]);
            expect(stackFrames[1]).toMatchStackFrame(['foo', undefined, 'http://path/to/file.js', 45, 13]);
            expect(stackFrames[2]).toMatchStackFrame(['bar', undefined, 'http://path/to/file.js', 108, 1]);
        });

        it('should parse nested eval() from Edge', function() {
            var stackFrames = unit.parse(CapturedExceptions.EDGE_20_NESTED_EVAL);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(5);
            expect(stackFrames[0]).toMatchStackFrame(['baz', undefined, undefined, 1, 18]);
            expect(stackFrames[1]).toMatchStackFrame(['foo', undefined, undefined, 2, 90]);
            expect(stackFrames[2]).toMatchStackFrame(['eval', undefined, undefined, 4, 18]);
            expect(stackFrames[3]).toMatchStackFrame(['speak', undefined, 'http://localhost:8080/file.js', 25, 17]);
            expect(stackFrames[4]).toMatchStackFrame(['Global code', undefined, 'http://localhost:8080/file.js', 32, 9]);
        });

        it('should parse nested eval() from V8', function() {
            var stackFrames = unit.parse(CapturedExceptions.CHROME_48_NESTED_EVAL);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(5);
            expect(stackFrames[0]).toMatchStackFrame(['baz', undefined, 'http://localhost:8080/file.js', 21, 17]);
            expect(stackFrames[1]).toMatchStackFrame(['foo', undefined, 'http://localhost:8080/file.js', 21, 17]);
            expect(stackFrames[2]).toMatchStackFrame(['eval', undefined, 'http://localhost:8080/file.js', 21, 17]);
            expect(stackFrames[3]).toMatchStackFrame(['Object.speak', undefined, 'http://localhost:8080/file.js', 21, 17]);
            expect(stackFrames[4]).toMatchStackFrame([undefined, undefined, 'http://localhost:8080/file.js', 31, 13]);
        });

        it('should parse Opera 9.27 Error messages', function() {
            var stackFrames = unit.parse(CapturedExceptions.OPERA_927);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(3);
            expect(stackFrames[0]).toMatchStackFrame([undefined, undefined, 'http://path/to/file.js', 43]);
            expect(stackFrames[1]).toMatchStackFrame([undefined, undefined, 'http://path/to/file.js', 31]);
            expect(stackFrames[2]).toMatchStackFrame([undefined, undefined, 'http://path/to/file.js', 18]);
        });

        it('should parse Opera 10 Error messages', function() {
            var stackFrames = unit.parse(CapturedExceptions.OPERA_10);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(7);
            expect(stackFrames[0]).toMatchStackFrame([undefined, undefined, 'http://path/to/file.js', 42]);
            expect(stackFrames[1]).toMatchStackFrame([undefined, undefined, 'http://path/to/file.js', 27]);
            expect(stackFrames[2]).toMatchStackFrame(['printStackTrace', undefined, 'http://path/to/file.js', 18]);
            expect(stackFrames[3]).toMatchStackFrame(['bar', undefined, 'http://path/to/file.js', 4]);
            expect(stackFrames[4]).toMatchStackFrame(['bar', undefined, 'http://path/to/file.js', 7]);
            expect(stackFrames[5]).toMatchStackFrame(['foo', undefined, 'http://path/to/file.js', 11]);
            expect(stackFrames[6]).toMatchStackFrame([undefined, undefined, 'http://path/to/file.js', 15]);
        });

        it('should parse Opera 11 Error messages', function() {
            var stackFrames = unit.parse(CapturedExceptions.OPERA_11);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(4);
            expect(stackFrames[0]).toMatchStackFrame(['run', undefined, 'http://path/to/file.js', 27]);
            expect(stackFrames[1]).toMatchStackFrame(['bar', undefined, 'http://domain.com:1234/path/to/file.js', 18]);
            expect(stackFrames[2]).toMatchStackFrame(['foo', undefined, 'http://domain.com:1234/path/to/file.js', 11]);
            expect(stackFrames[3]).toMatchStackFrame([undefined, undefined, 'http://path/to/file.js', 15]);
        });

        it('should parse Opera 25 Error stacks', function() {
            var stackFrames = unit.parse(CapturedExceptions.OPERA_25);
            expect(stackFrames).toBeTruthy();
            expect(stackFrames.length).toBe(3);
            expect(stackFrames[0]).toMatchStackFrame([undefined, undefined, 'http://path/to/file.js', 47, 22]);
            expect(stackFrames[1]).toMatchStackFrame(['foo', undefined, 'http://path/to/file.js', 52, 15]);
            expect(stackFrames[2]).toMatchStackFrame(['bar', undefined, 'http://path/to/file.js', 108, 168]);
        });

        it('should handle newlines in Error stack messages', function() {
            var stackFrames = unit.parse({
                stack: 'Error: Problem at this\nlocation. Error code:1234\n' +
                '    at http://path/to/file.js:47:22\n' +
                '    at foo (http://path/to/file.js:52:15)'
            });

            expect(stackFrames.length).toBe(2);
            expect(stackFrames[0]).toMatchStackFrame([undefined, undefined, 'http://path/to/file.js', 47, 22]);
            expect(stackFrames[1]).toMatchStackFrame(['foo', undefined, 'http://path/to/file.js', 52, 15]);
        });

        it('should handle webpack eval stacks', function() {
            var stackframes = unit.parse({stack: 'ReferenceError: chilxdren is not defined\n ' +
                'at Layout (eval at proxyClass (webpack:///../react-hot-loader/~/react-proxy/modules/createClassProxy.js?), <anonymous>:4:17)'
            });
            expect(stackframes.length).toBe(1);
            expect(stackframes[0].fileName).toEqual('webpack:///../react-hot-loader/~/react-proxy/modules/createClassProxy.js?');
            expect(stackframes[0].lineNumber).toBeUndefined();
            expect(stackframes[0].columnNumber).toBeUndefined();
        });
    });
});