test('insert, insert -> cursors collapse', function () {
const ctrl = new SnippetController2(editor, contextKeys);
ctrl.insert('foo${1:bar}foo$0');
assert.equal(SnippetController2.InSnippetMode.getValue(contextKeys), true);
assertSelections(editor, new Selection(1, 4, 1, 7), new Selection(2, 8, 2, 11));
// bad selection change
editor.setSelections([new Selection(1, 4, 1, 7)]);
assertContextKeys(contextKeys, false, false, false);
});
test('insert, insert -> tab, tab, done', function () {
const ctrl = new SnippetController2(editor, contextKeys);
ctrl.insert('${1:one}${2:two}$0');
assertContextKeys(contextKeys, true, false, true);
ctrl.next();
assertContextKeys(contextKeys, true, true, true);
ctrl.next();
assertContextKeys(contextKeys, false, false, false);
editor.trigger('test', 'type', { text: '\t' });
assert.equal(SnippetController2.InSnippetMode.getValue(contextKeys), false);
assert.equal(SnippetController2.HasNextTabstop.getValue(contextKeys), false);
assert.equal(SnippetController2.HasPrevTabstop.getValue(contextKeys), false);
});
function assertContextKeys(service: MockContextKeyService, inSnippet: boolean, hasPrev: boolean, hasNext: boolean): void {
assert.equal(SnippetController2.InSnippetMode.getValue(service), inSnippet, `inSnippetMode`);
assert.equal(SnippetController2.HasPrevTabstop.getValue(service), hasPrev, `HasPrevTabstop`);
assert.equal(SnippetController2.HasNextTabstop.getValue(service), hasNext, `HasNextTabstop`);
}