98 lines
2.1 KiB
V
98 lines
2.1 KiB
V
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import os
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import time
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const (
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vexe = os.getenv('VEXE')
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source_file = os.join_path(os.temp_dir(), 'generated_live_program.v')
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output_file = os.join_path(os.temp_dir(), 'generated_live_program.output.txt')
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live_program_source = "
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module main
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import time
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[live]
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fn pmessage() {
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println('ORIGINAL')
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}
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fn main() {
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println('START')
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for i := 0; i<6*100; i++ {
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pmessage()
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time.sleep_ms(10)
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}
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println('END')
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}
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"
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)
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//
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fn testsuite_begin(){
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if os.user_os() != 'linux' && os.getenv('FORCE_LIVE_TEST').len == 0 {
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eprintln('Testing the runtime behaviour of -live mode,')
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eprintln('is reliable only on Linux for now.')
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eprintln('You can still do it by setting FORCE_LIVE_TEST=1 .')
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exit(0)
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}
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os.write_file(source_file, live_program_source)
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}
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fn testsuite_end(){
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os.rm( source_file )
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eprintln('source: $source_file')
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eprintln('output: $output_file')
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$if !windows {
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os.system('cat $output_file')
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}
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println('---------------------------------------------------------------------------')
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output_lines := os.read_lines( output_file ) or {
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return
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}
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mut histogram := map[string]int
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for line in output_lines {
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histogram[line] = histogram[line] + 1
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}
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for k,v in histogram {
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println('> found ${k} $v times.')
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}
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println('---------------------------------------------------------------------------')
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assert histogram['START'] > 0
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assert histogram['END'] > 0
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assert histogram['CHANGED'] + histogram['ANOTHER'] > 0
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assert histogram['ORIGINAL'] > 0
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}
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fn change_source(new string){
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time.sleep_ms(250)
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eprintln('> change ORIGINAL to: $new')
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os.write_file(source_file,live_program_source.replace('ORIGINAL', new))
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time.sleep_ms(1000)
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eprintln('> done.')
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}
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//
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fn test_live_program_can_be_compiled(){
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cmd := '$vexe -live run $source_file > $output_file &'
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eprintln('Compiling and running with: $cmd')
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res := os.system(cmd)
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eprintln('... running in the background')
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time.sleep_ms(3000)
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assert res == 0
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}
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fn test_live_program_can_be_changed_1(){
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change_source('CHANGED')
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assert true
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}
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fn test_live_program_can_be_changed_2(){
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change_source('ANOTHER')
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assert true
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}
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fn test_live_program_has_ended(){
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time.sleep_ms(10*1000)
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assert true
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}
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