Improve content type detection (#179)

2016-07-11 00:39:21 +08:00
parent f10fbc3fa3
commit fe8466b0e3
4 changed files with 248 additions and 9 deletions
@@ -0,0 +1,20 @@
+var should = require('chai').should();
+var contentTypeChecker = require('../../lib/tools/weightChecker/contentTypeChecker');
+var fs = require('fs');
+var path = require('path');
+
+describe('contentTypeChecker', function() {
+
+    var jpgImageContent = fs.readFileSync(path.resolve(__dirname, '../www/jpeg-image.jpg'));
+    var pngImageContent = fs.readFileSync(path.resolve(__dirname, '../www/png-image.png'));
+    var svgImageContent = fs.readFileSync(path.resolve(__dirname, '../www/svg-image.svg'));
+    var cssFileContent = fs.readFileSync(path.resolve(__dirname, '../www/unminified-stylesheet.css'));
+    
+    it('detect the right content type', function() {
+        contentTypeChecker.findContentType(jpgImageContent).mimes.should.deep.equal(['image/jpeg']);
+        contentTypeChecker.findContentType(pngImageContent).mimes.should.deep.equal(['image/png']);
+        contentTypeChecker.findContentType(svgImageContent).mimes.should.deep.equal(['image/svg+xml']);
+        should.equal(contentTypeChecker.findContentType(cssFileContent), null);
+    });
+
+});