zotero/test/tests/fileTest.js

290 lines
10 KiB
JavaScript

describe("Zotero.File", function () {
describe("#getContentsAsync()", function () {
it("should handle an empty file", function* () {
var path = OS.Path.join(getTestDataDirectory().path, "empty");
assert.equal((yield Zotero.File.getContentsAsync(path)), "");
})
it("should handle an extended character", function* () {
var contents = yield Zotero.File.getContentsAsync(
OS.Path.join(getTestDataDirectory().path, "charsets", "utf8.txt")
);
assert.lengthOf(contents, 3);
assert.equal(contents, "A\u72acB");
})
it("should handle an extended Windows-1252 character", function* () {
var contents = yield Zotero.File.getContentsAsync(
OS.Path.join(getTestDataDirectory().path, "charsets", "windows1252.txt"),
"windows-1252"
);
assert.lengthOf(contents, 1);
assert.equal(contents, "\u00E9");
})
it("should handle a GBK character", function* () {
var contents = yield Zotero.File.getContentsAsync(
OS.Path.join(getTestDataDirectory().path, "charsets", "gbk.txt"),
"gbk"
);
assert.lengthOf(contents, 1);
assert.equal(contents, "\u4e02");
})
it("should handle an invalid character", function* () {
var contents = yield Zotero.File.getContentsAsync(
OS.Path.join(getTestDataDirectory().path, "charsets", "invalid.txt")
);
assert.lengthOf(contents, 3);
assert.equal(contents, "A\uFFFDB");
})
it("should respect maxLength", function* () {
var contents = yield Zotero.File.getContentsAsync(
OS.Path.join(getTestDataDirectory().path, "test.txt"),
false,
6
);
assert.lengthOf(contents, 6);
assert.equal(contents, "Zotero");
});
it("should get a file from a file: URI", function* () {
var contents = yield Zotero.File.getContentsAsync(
OS.Path.toFileURI(OS.Path.join(getTestDataDirectory().path, "test.txt"))
);
assert.isTrue(contents.startsWith('Zotero'));
});
})
describe("#getBinaryContentsAsync()", function () {
var magicPNG = ["89", "50", "4e", "47", "0d", "0a", "1a", "0a"].map(x => parseInt(x, 16));
it("should return a binary string", function* () {
var contents = yield Zotero.File.getBinaryContentsAsync(
OS.Path.join(getTestDataDirectory().path, "test.png")
);
assert.isAbove(contents.length, magicPNG.length);
for (let i = 0; i < magicPNG.length; i++) {
assert.equal(magicPNG[i], contents.charCodeAt(i));
}
});
it("should respect maxLength", function* () {
var contents = yield Zotero.File.getBinaryContentsAsync(
OS.Path.join(getTestDataDirectory().path, "test.png"),
magicPNG.length
);
assert.lengthOf(contents, magicPNG.length)
for (let i = 0; i < contents.length; i++) {
assert.equal(magicPNG[i], contents.charCodeAt(i));
}
});
});
describe("#putContentsAsync()", function () {
it("should save a text string", async function () {
var tmpDir = await getTempDirectory();
var destFile = OS.Path.join(tmpDir, 'test');
var str = 'A';
await Zotero.File.putContentsAsync(destFile, str);
assert.equal(await Zotero.File.getContentsAsync(destFile), str);
});
it("should save a Blob", async function () {
var srcFile = OS.Path.join(getTestDataDirectory().path, 'test.pdf');
var tmpDir = await getTempDirectory();
var destFile = OS.Path.join(tmpDir, 'test.pdf');
var blob = await File.createFromFileName(srcFile);
await Zotero.File.putContentsAsync(destFile, blob);
var destContents = await Zotero.File.getBinaryContentsAsync(destFile);
assert.equal(
await Zotero.File.getBinaryContentsAsync(srcFile),
destContents
);
assert.equal(destContents.substr(0, 4), '%PDF');
});
it("should save via .tmp file", function* () {
var tmpDir = yield getTempDirectory();
var destFile = OS.Path.join(tmpDir, 'test.txt')
var tmpFile = destFile + ".tmp";
yield Zotero.File.putContentsAsync(tmpFile, 'A');
assert.isTrue(yield OS.File.exists(tmpFile));
yield Zotero.File.putContentsAsync(destFile, 'B');
assert.isFalse(yield OS.File.exists(tmpFile));
// Make sure .tmp file was deleted
assert.isFalse(yield OS.File.exists(tmpFile + '.tmp'));
});
});
describe("#rename()", function () {
it("should rename a file", async function () {
var tmpDir = await getTempDirectory();
var sourceFile = OS.Path.join(tmpDir, 'a');
var destFile = OS.Path.join(tmpDir, 'b');
await Zotero.File.putContentsAsync(sourceFile, '');
await Zotero.File.rename(sourceFile, 'b');
assert.isTrue(await OS.File.exists(destFile));
});
it("should overwrite an existing file if `overwrite` is true", async function () {
var tmpDir = await getTempDirectory();
var sourceFile = OS.Path.join(tmpDir, 'a');
var destFile = OS.Path.join(tmpDir, 'b');
await Zotero.File.putContentsAsync(sourceFile, 'a');
await Zotero.File.putContentsAsync(destFile, 'b');
await Zotero.File.rename(sourceFile, 'b', { overwrite: true });
assert.isTrue(await OS.File.exists(destFile));
assert.equal(await Zotero.File.getContentsAsync(destFile), 'a');
});
it("should get a unique name if target file exists and `unique` is true", async function () {
var tmpDir = await getTempDirectory();
var sourceFile = OS.Path.join(tmpDir, 'a');
var destFile = OS.Path.join(tmpDir, 'b');
await Zotero.File.putContentsAsync(sourceFile, 'a');
await Zotero.File.putContentsAsync(destFile, 'b');
var newFilename = await Zotero.File.rename(sourceFile, 'b', { unique: true });
var realDestFile = OS.Path.join(tmpDir, newFilename);
assert.equal(newFilename, 'b 2');
assert.isTrue(await OS.File.exists(realDestFile));
assert.equal(await Zotero.File.getContentsAsync(realDestFile), 'a');
});
});
describe("#getClosestDirectory()", function () {
it("should return directory for file that exists", function* () {
var tmpDir = yield getTempDirectory();
var closest = yield Zotero.File.getClosestDirectory(tmpDir);
assert.equal(closest, tmpDir);
});
it("should return parent directory for missing file", function* () {
var tmpDir = yield getTempDirectory();
var closest = yield Zotero.File.getClosestDirectory(OS.Path.join(tmpDir, 'a'));
assert.equal(closest, tmpDir);
});
it("should find an existing directory three levels up from a missing file", function* () {
var tmpDir = yield getTempDirectory();
var closest = yield Zotero.File.getClosestDirectory(OS.Path.join(tmpDir, 'a', 'b', 'c'));
assert.equal(closest, tmpDir);
});
it("should return false for a path that doesn't exist at all", function* () {
assert.isFalse(yield Zotero.File.getClosestDirectory('/a/b/c'));
});
});
describe("#moveToUnique", function () {
it("should move a file to a unique filename", async function () {
var tmpDir = Zotero.getTempDirectory().path;
var sourceFile = OS.Path.join(tmpDir, "1");
var tmpTargetDir = OS.Path.join(tmpDir, "targetDirectory")
var targetFile = OS.Path.join(tmpTargetDir, "file.txt");
await OS.File.makeDir(tmpTargetDir);
await Zotero.File.putContentsAsync(sourceFile, "");
await Zotero.File.putContentsAsync(targetFile, "");
var newFile = await Zotero.File.moveToUnique(sourceFile, targetFile);
assert.equal(OS.Path.join(tmpTargetDir, 'file-1.txt'), newFile);
});
});
describe("#copyDirectory()", function () {
it("should copy all files within a directory", function* () {
var tmpDir = Zotero.getTempDirectory().path;
var tmpCopyDir = OS.Path.join(tmpDir, "copyDirectory")
var source = OS.Path.join(tmpCopyDir, "1");
var target = OS.Path.join(tmpCopyDir, "2");
yield OS.File.makeDir(source, {
from: tmpDir
});
yield Zotero.File.putContentsAsync(OS.Path.join(source, "A"), "Test 1");
yield Zotero.File.putContentsAsync(OS.Path.join(source, "B"), "Test 2");
yield OS.File.removeDir(target, {
ignoreAbsent: true
});
yield Zotero.File.copyDirectory(source, target);
assert.equal(
(yield Zotero.File.getContentsAsync(OS.Path.join(target, "A"))),
"Test 1"
);
assert.equal(
(yield Zotero.File.getContentsAsync(OS.Path.join(target, "B"))),
"Test 2"
);
})
})
describe("#zipDirectory()", function () {
it("should compress a directory recursively", function* () {
var tmpPath = Zotero.getTempDirectory().path;
var path = OS.Path.join(tmpPath, Zotero.Utilities.randomString());
yield OS.File.makeDir(path, { unixMode: 0o755 });
yield Zotero.File.putContentsAsync(OS.Path.join(path, '.zotero-ft-cache'), '');
yield Zotero.File.putContentsAsync(OS.Path.join(path, 'a.txt'), 'A');
// Create subdirectory
var subPath = OS.Path.join(path, 'sub');
yield OS.File.makeDir(subPath, { unixMode: 0o755 });
yield Zotero.File.putContentsAsync(OS.Path.join(subPath, 'b.txt'), 'B');
var zipFile = OS.Path.join(tmpPath, 'test.zip');
yield Zotero.File.zipDirectory(path, zipFile);
var zr = Components.classes["@mozilla.org/libjar/zip-reader;1"]
.createInstance(Components.interfaces.nsIZipReader);
zr.open(Zotero.File.pathToFile(zipFile));
var entries = zr.findEntries('*');
var files = {};
var is = Components.classes['@mozilla.org/scriptableinputstream;1']
.createInstance(Components.interfaces.nsIScriptableInputStream);
while (entries.hasMore()) {
let entryPointer = entries.getNext();
let entry = zr.getEntry(entryPointer);
let inputStream = zr.getInputStream(entryPointer);
is.init(inputStream);
files[entryPointer] = is.read(entry.realSize);
}
zr.close();
assert.notProperty(files, '.zotero-ft-cache');
assert.propertyVal(files, 'a.txt', 'A');
assert.propertyVal(files, 'sub/b.txt', 'B');
});
});
describe("#checkFileAccessError()", function () {
it("should catch OS.File access-denied errors", function* () {
// We can't modify a real OS.File.Error, but we also don't do an instanceof check in
// checkFileAccessError, so just set the expected properties.
var e = {
operation: 'open',
becauseAccessDenied: true,
path: '/tmp/test'
};
try {
Zotero.File.checkFileAccessError(e, e.path, 'create');
}
catch (e) {
if (e instanceof Zotero.Error) {
return;
}
throw e;
}
throw new Error("Error not thrown");
});
});
})