200 lines
8.9 KiB
JavaScript
200 lines
8.9 KiB
JavaScript
/* cfb.js (C) 2013-present SheetJS -- http://sheetjs.com */
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/* vim: set ts=2: */
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/*jshint mocha:true */
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/* eslint-env mocha */
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/*global process, require */
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/*::
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declare type EmptyFunc = (() => void) | null;
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declare type DescribeIt = { (desc:string, test:EmptyFunc):void; skip(desc:string, test:EmptyFunc):void; };
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declare var describe : DescribeIt;
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declare var it: DescribeIt;
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declare var before:(test:EmptyFunc)=>void;
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*/
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var CFB;
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var fs = require('fs');
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describe('source', function() { it('should load', function() { CFB = require('./'); }); });
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var CRC32 = require('crc-32');
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var ex = [".xls",".doc",".ppt"];
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if(process.env.FMTS) ex=process.env.FMTS.split(":").map(function(x){return x[0]==="."?x:"."+x;});
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if(process.env.FMTS === "full") process.env.FMTS = ex.join(":");
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if(process.env.FMTS) ex=process.env.FMTS.split(":").map(function(x){return x[0]==="."?x:"."+x;});
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var ffunc = function(x){return (ex.indexOf(x.substr(-4))>=0 || ex.indexOf(x.substr(-3))>=0) && fails.indexOf(x) === -1;};
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var fails = fs.existsSync('./fails.lst') ? fs.readFileSync('./fails.lst', 'utf-8').split("\n") : [];
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var files = fs.readdirSync('test_files').filter(ffunc);
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var f2011 = fs.readdirSync('test_files/2011').filter(ffunc);
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var f2013 = fs.readdirSync('test_files/2013').filter(ffunc);
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var fpres = fs.readdirSync('test_files_pres').filter(ffunc);
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var fxlsx = fs.readdirSync('test_files').filter(function(x) { return x.slice(-5) == ".xlsx"; });
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var dir = "./test_files/";
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var TYPE = "buffer";
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var names = [
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["!DocumentSummaryInformation", "\u0005"],
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["!SummaryInformation", "\u0005"],
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["!CompObj", "\u0001"],
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["/!DataSpaces/Version", "\u0006"],
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["!DRMContent", "\u0009"],
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["!DRMViewerContent", "\u0009"],
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["!Ole", "\u0001"]
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].map(function(x) { return [x[0], x[0].replace("!", x[1])]; });
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function parsetest(x, cfb) {
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describe(x + ' should have basic parts', function() {
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it('should find relative path', function() {
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switch(x.substr(-4)) {
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case '.xls': if(!CFB.find(cfb, 'Workbook') && !CFB.find(cfb, 'Book')) throw new Error("Cannot find workbook for " + x); break;
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case '.ppt': if(!CFB.find(cfb, 'PowerPoint Document')) throw new Error("Cannot find presentation for " + x); break;
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case '.doc': if(!CFB.find(cfb, 'WordDocument') && !CFB.find(cfb, 'Word Document')) throw new Error("Cannot find doc for " + x); break;
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case 'xlsx': if(!CFB.find(cfb, 'Workbook') && !CFB.find(cfb, 'Book') && !CFB.find(cfb, 'WordDocument') && !CFB.find(cfb, 'EncryptedPackage') && !CFB.find(cfb, 'EncryptionInfo')) throw new Error("Cannot find workbook or encryption for " + x); break;
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}
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});
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it('should find absolute path', function() {
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switch(x.substr(-4)) {
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case '.xls': if(!CFB.find(cfb, '/Workbook') && !CFB.find(cfb, '/Book')) throw new Error("Cannot find workbook for " + x); break;
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case '.ppt': if(!CFB.find(cfb, '/PowerPoint Document')) throw new Error("Cannot find presentation for " + x); break;
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case '.doc': if(!CFB.find(cfb, '/WordDocument') && !CFB.find(cfb, '/Word Document')) throw new Error("Cannot find doc for " + x); break;
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case 'xlsx': if(!CFB.find(cfb, '/Workbook') && !CFB.find(cfb, '/Book') && !CFB.find(cfb, '/WordDocument') && !CFB.find(cfb, '/EncryptedPackage') && !CFB.find(cfb, '/EncryptionInfo')) throw new Error("Cannot find workbook or encryption for " + x); break;
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}
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});
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it('should handle "!" aliases', function() {
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names.forEach(function(n) { if(CFB.find(cfb,n[0]) != CFB.find(cfb,n[1])) throw new Error("Bad name: " + n.join(" != ")); });
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});
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it('should handle size < 0', function() {
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cfb.FileIndex.forEach(function(p, i) { if(p.size < 0) throw new Error(cfb.FullPaths[i] + " size=" + p.size); });
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});
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});
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describe(x + ' should roundtrip', function() {
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var data, newcfb;
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it('should roundtrip safely', function() {
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data = CFB.write(cfb, {type:TYPE});
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newcfb = CFB.read(data, {type:TYPE});
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});
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if(x.substr(-4) !== "xlsx") it('should preserve content', function() {
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var _old, _new;
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switch(x.substr(-4)) {
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case '.xls':
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_old = CFB.find(cfb, '/Workbook') || CFB.find(cfb, '/Book');
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_new = CFB.find(newcfb, '/Workbook') || CFB.find(newcfb, '/Book');
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break;
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case '.ppt':
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_old = CFB.find(cfb, '/PowerPoint Document');
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_new = CFB.find(newcfb, '/PowerPoint Document');
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break;
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case '.doc':
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_old = CFB.find(cfb, '/WordDocument') || CFB.find(cfb, '/Word Document');
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_new = CFB.find(newcfb, '/WordDocument') || CFB.find(newcfb, '/Word Document');
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break;
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}
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/*:: if(!_old || !_new) throw "unreachable"; */
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if(CRC32.buf(_old.content) != CRC32.buf(_new.content)) throw new Error(x + " failed roundtrip test");
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});
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it('should be idempotent', function() {
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var dat2 = CFB.write(newcfb, {type:TYPE});
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if(CRC32.buf(data) != CRC32.buf(dat2)) throw new Error(x + " failed idempotent test");
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});
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});
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}
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describe('should parse test files', function() {
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files.forEach(function(x) {
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it('should parse ' + x, function() {
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var cfb = CFB.read('./test_files/' + x, {type: "file"});
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parsetest(x, cfb);
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});
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});
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fpres.forEach(function(x) {
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it('should parse ' + x, function() {
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var cfb = CFB.read('./test_files_pres/' + x, {type: "file"});
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parsetest(x, cfb);
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});
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});
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f2011.forEach(function(x) {
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it('should parse ' + x, function() {
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var cfb = CFB.read('./test_files/2011/' + x, {type: "file"});
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parsetest(x, cfb);
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});
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});
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f2013.forEach(function(x) {
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it('should parse ' + x, function() {
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var cfb = CFB.read('./test_files/2013/' + x, {type: "file"});
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parsetest(x, cfb);
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});
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});
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fxlsx.forEach(function(x) {
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it('should parse ' + x, function() {
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try {
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var cfb = CFB.read('./test_files/' + x, {type: "file"});
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parsetest(x, cfb);
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} catch(e) {
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if(e.message.match(/CFB file size /)) return;
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if(!e.message.match(/Header Signature: Expected d0cf11e0a1b11ae1 saw /)) throw e;
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}
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});
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});
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it('should recognize correct magic number', function() {
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var cfb = CFB.read('./test_files/AutoFilter.xls', {type: "file"});
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if(!CFB.find(cfb, '!CompObj')) throw new Error("Could not find !CompObj");
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if(!CFB.find(cfb, '\u0001CompObj')) throw new Error("Could not find 1CompObj");
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if(CFB.find(cfb, '\u0005CompObj')) throw new Error("Found 5CompObj");
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if(!CFB.find(cfb, '!DocumentSummaryInformation')) throw new Error("Could not find !DSI");
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if(!CFB.find(cfb, '\u0005DocumentSummaryInformation')) throw new Error("Could not find 5DSI");
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if(CFB.find(cfb, '\u0001DocumentSummaryInformation')) throw new Error("Found 1DSI");
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});
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});
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var cp = 'custom_properties.xls';
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describe('input formats', function() {
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it('should read binary strings', function() {
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CFB.read(fs.readFileSync(dir + '/' + cp, 'binary'), {type: 'binary'});
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});
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it('should read base64 strings', function() {
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CFB.read(fs.readFileSync(dir + '/' + cp, 'base64'), {type: 'base64'});
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});
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it('should read buffers', function() {
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CFB.read(fs.readFileSync(dir + '/' + cp), {type: 'buffer'});
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});
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});
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describe('api', function() {
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it('should generate a file with custom root', function() {
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var cfb = CFB.utils.cfb_new({root:'SheetJS'});
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if(cfb.FileIndex[0].name != 'SheetJS') throw new Error("Bad root name");
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var newcfb = CFB.read(CFB.write(cfb, {type:'base64'}), {type:'base64'});
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if(newcfb.FileIndex[0].name != 'SheetJS') throw new Error("Bad root name");
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});
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it('should be able to delete a file', function() {
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var cfb = CFB.read(fs.readFileSync(dir + '/' + cp, 'binary'), {type: 'binary'});
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if(!CFB.find(cfb, '/Workbook')) throw new Error("Cannot find /Workbook");
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CFB.utils.cfb_del(cfb, '/Workbook');
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if(CFB.utils.cfb_del(cfb, '/Workbook')) throw new Error("Found /Workbook");
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if(CFB.find(cfb, '/Workbook')) throw new Error("Failed deleting /Workbook");
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var newcfb = CFB.read(CFB.write(cfb, {type:'binary'}), {type:'binary'});
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if(CFB.find(newcfb, '/Workbook')) throw new Error("Found /Workbook");
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});
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it('should be able to move a file', function() {
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var cfb = CFB.read(fs.readFileSync(dir + '/' + cp, 'binary'), {type: 'binary'});
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if(!CFB.find(cfb, '/Workbook')) throw new Error("Cannot find /Workbook");
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CFB.utils.cfb_mov(cfb, '/Workbook', '/Book');
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if(CFB.utils.cfb_mov(cfb, '/Workbook', '/Work')) throw new Error("Found /Workbook");
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if(CFB.find(cfb, '/Workbook')) throw new Error("Failed deleting /Workbook");
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var newcfb = CFB.read(CFB.write(cfb, {type:'binary'}), {type:'binary'});
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if(CFB.find(newcfb, '/Workbook')) throw new Error("Found /Workbook");
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});
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it('should be able to add a file', function() {
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var cfb = CFB.read(fs.readFileSync(dir + '/' + cp, 'binary'), {type: 'binary'});
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CFB.utils.cfb_add(cfb, '/dafuq', [1,2,3]);
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var newcfb = CFB.read(CFB.write(cfb, {type:'binary'}), {type:'binary'});
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var file = CFB.find(cfb, '/dafuq');
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if(!file || !file.content) throw new Error("Cannot find /dafuq");
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if(file.content.length != 3) throw new Error("Bad content length " + file.content.length);
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file = CFB.find(newcfb, '/dafuq');
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if(!file || !file.content) throw new Error("Cannot find /dafuq");
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if(file.content.length != 3) throw new Error("Bad content length " + file.content.length);
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});
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});
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