v/vlib/compiler/preludes/tests_with_stats.v

97 lines
2.8 KiB
V

module main
///////////////////////////////////////////////////////////////////////
/// This file will get compiled as a part of the same module,
/// in which a given _test.v file is, when v is given -stats argument
/// The methods defined here are called back by the test program's
/// main function, generated by compiler/main.v so that customizing the
/// look & feel of the results is easy, since it is done in normal V
/// code, instead of in embedded C ...
///////////////////////////////////////////////////////////////////////
import os
import benchmark
import term
struct BenchedTests {
mut:
oks int
fails int
test_suit_file string
step_func_name string
bench benchmark.Benchmark
}
/////////////////////////////////////////////////////////////////////
// Called at the start of the test program produced by `v -stats file_test.v`
fn start_testing() BenchedTests {
mut b := BenchedTests{ bench: benchmark.new_benchmark() }
b.test_suit_file = os.executable() + '.v'
println('running tests in: $b.test_suit_file')
return b
}
// Called before each test_ function, defined in file_test.v
fn (b mut BenchedTests) testing_step_start(stepfunc string) {
b.step_func_name = stepfunc.replace('main__','')
b.oks = C.g_test_oks
b.fails = C.g_test_fails
b.bench.step()
}
// Called after each test_ function, defined in file_test.v
fn (b mut BenchedTests) testing_step_end() {
ok_diff := C.g_test_oks - b.oks
fail_diff := C.g_test_fails - b.fails
//////////////////////////////////////////////////////////////////
if ok_diff == 0 && fail_diff == 0 {
b.bench.neither_fail_nor_ok()
println(' ' + b.bench.step_message('NO asserts | ') + b.fn_name() )
return
}
//////////////////////////////////////////////////////////////////
if ok_diff > 0 {
b.bench.ok_many(ok_diff)
}
if fail_diff > 0 {
b.bench.fail_many(fail_diff)
}
//////////////////////////////////////////////////////////////////
if ok_diff > 0 && fail_diff == 0 {
println(ok_text('OK') + b.bench.step_message(nasserts(ok_diff)) + b.fn_name() )
return
}
if fail_diff > 0 {
println(fail_text('FAIL') + b.bench.step_message(nasserts(fail_diff)) + b.fn_name() )
return
}
}
fn (b &BenchedTests) fn_name() string {
return b.step_func_name + '()'
}
// Called at the end of the test program produced by `v -stats file_test.v`
fn (b mut BenchedTests) end_testing() {
b.bench.stop()
println( ' ' + b.bench.total_message('running V tests in "' + os.filename(b.test_suit_file) + '"' ) )
}
/////////////////////////////////////////////////////////////////////
fn nasserts(n int) string {
if n==0 { return '${n:2d} asserts | ' }
if n==1 { return '${n:2d} assert | ' }
return '${n:2d} asserts | '
}
fn ok_text(s string) string {
return term.ok_message('${s:5s}')
}
fn fail_text(s string) string {
return term.fail_message('${s:5s}')
}