test_createFiles.html

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<html>

<head>

  <title>Test for SpecialPowers.createFiles</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

</head>

<body>

<div id="content" class="testbody">

  <script type="text/javascript">

    // Creating one file, followed by failing to create a file.

    function test1() {

      const fileType = "some file type";

      let fdata = "this is same data for a file";

      SpecialPowers.createFiles([{name: "test1.txt", data:fdata, options:{type:fileType}}],

        function (files) {

          is(files.length, 1, "Created 1 file");

          let f = files[0];

          is("[object File]", f.toString(), "first thing in array is a file");

          is(f.size, fdata.length, "test1 size of first file should be length of its data");

          is("test1.txt", f.name, "test1 test file should have the right name");

          is(f.type, fileType, "File should have the specified type");

          test2();

},

        function () { ok(false, "Should be able to create a file without an error"); test2(); }

);

    // Failing to create a file, followed by creating a file.

    function test2() {

      function test3Check(passed) {

        ok(passed, "Should trigger the error handler for a bad file name.");

        test3();

};

      SpecialPowers.createFiles([{name: "/\/\/\/\/\/\/\/\/\/\/\invalidname",}],

        function () { test3Check(false); },

        function () { test3Check(true); }

);

    // Creating two files at the same time.

    function test3() {

      let f1data = "hello";

      SpecialPowers.createFiles([{name: "test3_file.txt", data:f1data}, {name: "emptyfile.txt"}],

        function (files) {

          is(files.length, 2, "Expected two files to be created");

          let f1 = files[0];

          let f2 = files[1];

          is("[object File]", f1.toString(), "first thing in array is a file");

          is("[object File]", f2.toString(), "second thing in array is a file");

          is("test3_file.txt", f1.name, "first test3 test file should have the right name");

          is("emptyfile.txt", f2.name, "second test3 test file should have the right name");

          is(f1.size, f1data.length, "size of first file should be length of its data");

          is(f2.size, 0, "size of second file should be 0");

          test4();

},

        function (msg) {

          ok(false, "Failed to create files: " + msg);

          test4();

);

};

    // Creating a file without specifying a name should work.

    function test4() {

      let fdata = "this is same data for a file";

      SpecialPowers.createFiles([{data:fdata}],

        function (files) {

          is(files.length, 1, "Created 1 file");

          let f = files[0];

          is("[object File]", f.toString(), "first thing in array is a file");

          is(f.size, fdata.length, "test4 size of first file should be length of its data");

          ok(f.name, "test4 test file should have a name");

          SimpleTest.finish();

},

        function () {

          ok(false, "Should be able to create a file without a name without an error");

          SimpleTest.finish();

);

    SimpleTest.waitForExplicitFinish();

    test1();

  </script>

</div>

</body>

</html>