| Bram Moolenaar | d7ece10 | 2016-02-02 23:23:02 +0100 | [diff] [blame] | 1 | " Test for channel functions. |
| 2 | scriptencoding utf-8 |
| 3 | |
| 4 | " This requires the Python command to run the test server. |
| 5 | " This most likely only works on Unix. |
| 6 | if !has('unix') || !executable('python') |
| 7 | finish |
| 8 | endif |
| 9 | |
| 10 | func Test_communicate() |
| 11 | " The Python program writes the port number in Xportnr. |
| 12 | silent !./test_channel.py& |
| 13 | |
| 14 | " Wait for up to 2 seconds for the port number to be there. |
| 15 | let cnt = 20 |
| 16 | let l = [] |
| 17 | while cnt > 0 |
| 18 | try |
| 19 | let l = readfile("Xportnr") |
| 20 | catch |
| 21 | endtry |
| 22 | if len(l) >= 1 |
| 23 | break |
| 24 | endif |
| 25 | sleep 100m |
| 26 | let cnt -= 1 |
| 27 | endwhile |
| 28 | call delete("Xportnr") |
| 29 | |
| 30 | if len(l) == 0 |
| 31 | " Can't make the connection, give up. |
| 32 | call system("killall test_channel.py") |
| 33 | return |
| 34 | endif |
| 35 | let port = l[0] |
| 36 | let handle = ch_open('localhost:' . port, 'json') |
| 37 | |
| 38 | " Simple string request and reply. |
| 39 | call assert_equal('got it', ch_sendexpr(handle, 'hello!')) |
| 40 | |
| 41 | " Request that triggers sending two ex commands. These will usually be |
| 42 | " handled before getting the response, but it's not guaranteed, thus wait a |
| 43 | " tiny bit for the commands to get executed. |
| 44 | call assert_equal('ok', ch_sendexpr(handle, 'make change')) |
| 45 | sleep 10m |
| 46 | call assert_equal('added1', getline(line('$') - 1)) |
| 47 | call assert_equal('added2', getline('$')) |
| 48 | |
| 49 | " make the server quit, can't check if this works, should not hang. |
| 50 | call ch_sendexpr(handle, '!quit!', 0) |
| 51 | |
| 52 | call system("killall test_channel.py") |
| 53 | endfunc |