// TODO: there's some integer -> char encoding going on here. i find it
// hard to believe that the clipboard is the only thing doing this. maybe
// we should refactor this stuff out of the clipboard.
TEST(ClipboardTests, marshall_withTextSize285_sizeCharsValid)
{
// 285 chars
String data;
data.append("Synergy is Free and Open Source Software that lets you ");
data.append("easily share your mouse and keyboard between multiple ");
data.append("computers, where each computer has it's own display. No ");
data.append("special hardware is required, all you need is a local area ");
data.append("network. Synergy is supported on Windows, Mac OS X and Linux.");
Clipboard clipboard;
clipboard.open(0);
clipboard.add(IClipboard::kText, data);
clipboard.close();
String actual = clipboard.marshall();
// 4 asserts here, but that's ok because we're really just asserting 1
// thing. the 32-bit size value is split into 4 chars. if the size is 285
// (29 more than the 8-bit max size), the last char "rolls over" to 29
// (this is caused by a bit-wise & on 0xff and 8-bit truncation). each
// char before the last stores a bit-shifted version of the number, each
// 1 more power than the last, which is done by bit-shifting [0] by 24,
// [1] by 16, [2] by 8 ([3] is not bit-shifted).
EXPECT_EQ(0, actual[8]); // 285 >> 24 = 285 / (256^3) = 0
EXPECT_EQ(0, actual[9]); // 285 >> 16 = 285 / (256^2) = 0
EXPECT_EQ(1, actual[10]); // 285 >> 8 = 285 / (256^1) = 1(.11328125)
EXPECT_EQ(29, actual[11]); // 285 - 256 = 29
}
void
Client::sendClipboard(ClipboardID id)
{
// note -- m_mutex must be locked on entry
assert(m_screen != NULL);
assert(m_server != NULL);
// get clipboard data. set the clipboard time to the last
// clipboard time before getting the data from the screen
// as the screen may detect an unchanged clipboard and
// avoid copying the data.
Clipboard clipboard;
if (clipboard.open(m_timeClipboard[id])) {
clipboard.close();
}
m_screen->getClipboard(id, &clipboard);
// check time
if (m_timeClipboard[id] == 0 ||
clipboard.getTime() != m_timeClipboard[id]) {
// save new time
m_timeClipboard[id] = clipboard.getTime();
// marshall the data
String data = clipboard.marshall();
// save and send data if different or not yet sent
if (!m_sentClipboard[id] || data != m_dataClipboard[id]) {
m_sentClipboard[id] = true;
m_dataClipboard[id] = data;
m_server->onClipboardChanged(id, &clipboard);
}
}
}
TEST(ClipboardTests, close_isOpen_noErrors)
{
Clipboard clipboard;
clipboard.open(0);
clipboard.close();
// can't assert anything
}
TEST(ClipboardTests, marshall_withTextAdded_lastSizeCharIs14)
{
Clipboard clipboard;
clipboard.open(0);
clipboard.add(IClipboard::kText, "synergy rocks!"); // 14 chars
clipboard.close();
String actual = clipboard.marshall();
EXPECT_EQ(14, (int)actual[11]);
}
TEST(ClipboardTests, marshall_withTextAdded_endsWithAdded)
{
Clipboard clipboard;
clipboard.open(0);
clipboard.add(IClipboard::kText, "synergy rocks!");
clipboard.close();
String actual = clipboard.marshall();
// string contains other data, but should end in the string we added.
EXPECT_EQ("synergy rocks!", actual.substr(12));
}
TEST(ClipboardTests, marshall_withHtmlAdded_typeCharIsHtml)
{
Clipboard clipboard;
clipboard.open(0);
clipboard.add(IClipboard::kHTML, "html sucks");
clipboard.close();
String actual = clipboard.marshall();
// string contains other data, but 8th char should be kHTML.
EXPECT_EQ(IClipboard::kHTML, (int)actual[7]);
}
TEST(ClipboardTests, marshall_withTextAdded_typeCharIsText)
{
Clipboard clipboard;
clipboard.open(0);
clipboard.add(IClipboard::kText, "synergy rocks!");
clipboard.close();
String actual = clipboard.marshall();
// string contains other data, but 8th char should be kText.
EXPECT_EQ(IClipboard::kText, (int)actual[7]);
}
TEST(ClipboardTests, marshall_withHtmlAndText_has2Formats)
{
Clipboard clipboard;
clipboard.open(0);
clipboard.add(IClipboard::kText, "synergy rocks");
clipboard.add(IClipboard::kHTML, "html sucks");
clipboard.close();
String actual = clipboard.marshall();
// the number of formats is stored inside the first 4 chars.
// the writeUInt32 function right-aligns numbers in 4 chars,
// so if you right align 2, it will be "\0\0\0\2" in a string.
// we assert that the char at the 4th index is 2 (the number of
// formats that we've added).
EXPECT_EQ(2, (int)actual[3]);
}
