87 lines
2.9 KiB
JavaScript
Executable File
87 lines
2.9 KiB
JavaScript
Executable File
jQuery(document).ready(function() {
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module("jQuery.twFile");
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test("load", function() {
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var actual, expected, filepath;
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actual = jQuery.twFile.load();
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expected = null;
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same(actual, expected, "returns null if no argument is specified");
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filepath = getDocumentPath() + "/sample.txt";
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actual = jQuery.twFile.load(filepath);
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expected = "lorem ipsum\n" +
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"dolor sit amet\n" +
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"\n" +
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" !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~\n" +
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"foo bar baz\n";
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same(actual, expected, "returns contents of specified file");
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filepath = "/null";
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actual = jQuery.twFile.load(filepath);
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expected = null;
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same(actual, expected, "returns null if the specified file does not exist");
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filepath = "sample.txt";
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actual = jQuery.twFile.load(filepath);
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expected = null;
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same(actual, expected, "returns null if specified file path is not absolute");
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});
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test("save", function() {
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var actual, expression, expected, str;
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var filepath = getDocumentPath() + "/savetest.txt";
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/* disabled as browser-level exceptions cannot be trapped
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expression = function() { jQuery.twFile.save(); };
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expected = "ReferenceError";
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raises(expression, expected, "raises exception if no argument is specified");
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*/
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/* disabled as browser-level exceptions cannot be trapped
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expression = function() { jQuery.twFile.save(filepath); };
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expected = "TypeError";
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raises(expression, expected, "raises exception if no content argument is specified");
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*/
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/* disabled as browser-level exceptions cannot be trapped
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expression = function() { jQuery.twFile.save("foo.txt", "sample content"); };
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expected = "ReferenceError";
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raises(expression, expected, "raises exception if specified file path is not absolute");
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*/
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str = "lorem ipsum\n" +
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"dolor sit amet\n" +
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"\n" +
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" !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~\n" +
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//"\xa9\u010d\u010c\n" +
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"foo bar baz\n" +
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(new Date).toString();
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saveAndLoadString(filepath, str, "writes given ANSI text content to specified file");
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//str = "\xa9\u010d\u010c";
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//saveAndLoadString(filepath, str, "writes given UTF-8 text content to specified file");
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//jQuery.twFile.save(filepath, ""); // teardown: blank file contents (deletion impossible)
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});
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// helper function to save and load back a string to a file
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var saveAndLoadString = function(filepath,str,desc) {
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jQuery.twFile.save(filepath, str);
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var actual = jQuery.twFile.load(filepath);
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same(actual, str, desc);
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}
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// helper function to retrieve current document's file path
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var getDocumentPath = function() {
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var path = document.location.pathname;
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var startpos = 0;
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var endpos = path.lastIndexOf("/");
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if(path.charAt(2) == ":") {
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startpos = 1;
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path = path.replace(new RegExp("/","g"),"\\")
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}
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return unescape(path.substring(startpos, endpos));
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};
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});
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