| function! Test_lambda_with_filter() |
| let s:x = 2 |
| call assert_equal([2, 3], filter([1, 2, 3], {i, v -> v >= s:x})) |
| endfunction |
| |
| function! Test_lambda_with_map() |
| let s:x = 1 |
| call assert_equal([2, 3, 4], map([1, 2, 3], {i, v -> v + s:x})) |
| endfunction |
| |
| function! Test_lambda_with_sort() |
| call assert_equal([1, 2, 3, 4, 7], sort([3,7,2,1,4], {a, b -> a - b})) |
| endfunction |
| |
| function! Test_lambda_with_timer() |
| if !has('timers') |
| return |
| endif |
| |
| let s:n = 0 |
| let s:timer_id = 0 |
| function! s:Foo() |
| "let n = 0 |
| let s:timer_id = timer_start(50, {-> execute("let s:n += 1 | echo s:n")}, {"repeat": -1}) |
| endfunction |
| |
| call s:Foo() |
| sleep 200ms |
| " do not collect lambda |
| call test_garbagecollect_now() |
| let m = s:n |
| sleep 200ms |
| call timer_stop(s:timer_id) |
| call assert_true(m > 1) |
| call assert_true(s:n > m + 1) |
| call assert_true(s:n < 9) |
| endfunction |
| |
| function! Test_lambda_with_partial() |
| let l:Cb = function({... -> ['zero', a:1, a:2, a:3]}, ['one', 'two']) |
| call assert_equal(['zero', 'one', 'two', 'three'], l:Cb('three')) |
| endfunction |
| |
| function Test_lambda_fails() |
| call assert_equal(3, {a, b -> a + b}(1, 2)) |
| call assert_fails('echo {a, a -> a + a}(1, 2)', 'E15:') |
| call assert_fails('echo {a, b -> a + b)}(1, 2)', 'E15:') |
| endfunc |
| |
| func Test_not_lamda() |
| let x = {'>' : 'foo'} |
| call assert_equal('foo', x['>']) |
| endfunc |
