zulip/frontend_tests/node_tests/compose_ui.js

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zrequire('compose_ui');
set_global('document', {
execCommand: function () { return false; },
});
set_global('$', global.make_zjquery());
set_global('blueslip', {});
var noop = function () {};
function make_textbox(s) {
// Simulate a jQuery textbox for testing purposes.
var widget = {};
widget.s = s;
widget.focused = false;
widget.caret = function (arg) {
if (typeof arg === 'number') {
widget.pos = arg;
return;
}
if (arg) {
widget.insert_pos = widget.pos;
widget.insert_text = arg;
var before = widget.s.slice(0, widget.pos);
var after = widget.s.slice(widget.pos);
widget.s = before + arg + after;
widget.pos += arg.length;
return;
}
return widget.pos;
};
widget.focus = function () {
widget.focused = true;
};
widget.blur = function () {
widget.focused = false;
};
widget.val = function (new_val) {
if (new_val) {
widget.s = new_val;
} else {
return widget.s;
}
};
widget.trigger = function () {
return;
};
return widget;
}
run_test('insert_syntax_and_focus', () => {
blueslip.error = noop;
blueslip.log = noop;
$('#compose-textarea').val("xyz ");
$('#compose-textarea').caret = function (syntax) {
if (syntax !== undefined) {
$('#compose-textarea').val($('#compose-textarea').val() + syntax);
} else {
return 4;
}
};
compose_ui.insert_syntax_and_focus(':octopus:');
assert.equal($('#compose-textarea').caret(), 4);
assert.equal($('#compose-textarea').val(), 'xyz :octopus: ');
assert($("#compose-textarea").is_focused());
});
run_test('smart_insert', () => {
var textbox = make_textbox('abc');
textbox.caret(4);
compose_ui.smart_insert(textbox, ':smile:');
assert.equal(textbox.insert_pos, 4);
assert.equal(textbox.insert_text, ' :smile: ');
assert.equal(textbox.val(), 'abc :smile: ');
assert(textbox.focused);
textbox.blur();
compose_ui.smart_insert(textbox, ':airplane:');
assert.equal(textbox.insert_text, ':airplane: ');
assert.equal(textbox.val(), 'abc :smile: :airplane: ');
assert(textbox.focused);
textbox.caret(0);
textbox.blur();
compose_ui.smart_insert(textbox, ':octopus:');
assert.equal(textbox.insert_text, ':octopus: ');
assert.equal(textbox.val(), ':octopus: abc :smile: :airplane: ');
assert(textbox.focused);
textbox.caret(textbox.val().length);
textbox.blur();
compose_ui.smart_insert(textbox, ':heart:');
assert.equal(textbox.insert_text, ':heart: ');
assert.equal(textbox.val(), ':octopus: abc :smile: :airplane: :heart: ');
assert(textbox.focused);
// Test handling of spaces for ```quote
textbox = make_textbox('');
textbox.caret(0);
textbox.blur();
compose_ui.smart_insert(textbox, '```quote\nquoted message\n```\n');
assert.equal(textbox.insert_text, '```quote\nquoted message\n```\n');
assert.equal(textbox.val(), '```quote\nquoted message\n```\n');
assert(textbox.focused);
textbox = make_textbox('');
textbox.caret(0);
textbox.blur();
compose_ui.smart_insert(textbox, "[Quoting…]\n");
assert.equal(textbox.insert_text, '[Quoting…]\n');
assert.equal(textbox.val(), '[Quoting…]\n');
assert(textbox.focused);
textbox = make_textbox('abc');
textbox.caret(3);
textbox.blur();
compose_ui.smart_insert(textbox, " test with space");
assert.equal(textbox.insert_text, ' test with space ');
assert.equal(textbox.val(), 'abc test with space ');
assert(textbox.focused);
// Note that we don't have any special logic for strings that are
// already surrounded by spaces, since we are usually inserting things
// like emojis and file links.
});
run_test('replace_syntax', () => {
$('#compose-textarea').val('abcabc');
compose_ui.replace_syntax('a', 'A');
assert.equal($('#compose-textarea').val(), 'Abcabc');
compose_ui.replace_syntax(/b/g, 'B');
assert.equal($('#compose-textarea').val(), 'ABcaBc');
});