mirror of
https://github.com/vlang/v.git
synced 2023-08-10 21:13:21 +03:00
118 lines
3.7 KiB
V
118 lines
3.7 KiB
V
// Copyright (c) 2019-2021 Alexander Medvednikov. All rights reserved.
|
|
// Use of this source code is governed by an MIT license
|
|
// that can be found in the LICENSE file.
|
|
import os
|
|
import term
|
|
import benchmark
|
|
import v.fmt
|
|
import v.parser
|
|
import v.ast
|
|
import v.pref
|
|
import v.util
|
|
import v.util.vtest
|
|
|
|
const (
|
|
error_missing_vexe = 1
|
|
error_failed_tests = 2
|
|
b2v_keep_path = os.join_path('vlib', 'v', 'fmt', 'tests', 'bin2v_keep.vv')
|
|
fpref = &pref.Preferences{
|
|
is_fmt: true
|
|
}
|
|
vexe = os.getenv('VEXE')
|
|
)
|
|
|
|
fn test_fmt() {
|
|
fmt_message := 'checking that v fmt keeps already formatted files *unchanged*'
|
|
eprintln(term.header(fmt_message, '-'))
|
|
if vexe.len == 0 || !os.exists(vexe) {
|
|
eprintln('VEXE must be set')
|
|
exit(error_missing_vexe)
|
|
}
|
|
vroot := os.dir(vexe)
|
|
os.chdir(vroot)
|
|
basepath := os.join_path(vroot, '')
|
|
tmpfolder := os.temp_dir()
|
|
diff_cmd := util.find_working_diff_command() or { '' }
|
|
mut fmt_bench := benchmark.new_benchmark()
|
|
keep_input_files := os.walk_ext('vlib/v/fmt/tests', '_keep.vv')
|
|
expected_input_files := os.walk_ext('vlib/v/fmt/tests', '_expected.vv')
|
|
mut input_files := []string{}
|
|
input_files << keep_input_files
|
|
input_files << expected_input_files
|
|
input_files = vtest.filter_vtest_only(input_files, basepath: vroot)
|
|
fmt_bench.set_total_expected_steps(input_files.len + 1)
|
|
prepare_bin2v_file(mut fmt_bench)
|
|
for istep, ipath in input_files {
|
|
fmt_bench.cstep = istep + 1
|
|
fmt_bench.step()
|
|
ifilename := os.file_name(ipath)
|
|
vrelpath := ipath.replace(basepath, '')
|
|
opath := ipath
|
|
expected_ocontent := os.read_file(opath) or {
|
|
fmt_bench.fail()
|
|
eprintln(fmt_bench.step_message_fail('cannot read from $vrelpath'))
|
|
continue
|
|
}
|
|
table := ast.new_table()
|
|
file_ast := parser.parse_file(ipath, table, .parse_comments, fpref, &ast.Scope{
|
|
parent: 0
|
|
})
|
|
result_ocontent := fmt.fmt(file_ast, table, fpref, false)
|
|
if expected_ocontent != result_ocontent {
|
|
fmt_bench.fail()
|
|
eprintln(fmt_bench.step_message_fail('file $vrelpath after formatting, does not look as expected.'))
|
|
if ipath.ends_with(b2v_keep_path) {
|
|
continue
|
|
}
|
|
if diff_cmd == '' {
|
|
eprintln('>> sorry, but no working "diff" CLI command can be found')
|
|
continue
|
|
}
|
|
vfmt_result_file := os.join_path(tmpfolder, 'vfmt_run_over_$ifilename')
|
|
os.write_file(vfmt_result_file, result_ocontent) or { panic(err.msg) }
|
|
eprintln(util.color_compare_files(diff_cmd, opath, vfmt_result_file))
|
|
continue
|
|
}
|
|
fmt_bench.ok()
|
|
eprintln(fmt_bench.step_message_ok(vrelpath))
|
|
}
|
|
restore_bin2v_placeholder() or {
|
|
eprintln('failed restoring vbin2v_keep.vv placeholder: $err.msg')
|
|
}
|
|
fmt_bench.stop()
|
|
eprintln(term.h_divider('-'))
|
|
eprintln(fmt_bench.total_message(fmt_message))
|
|
if fmt_bench.nfail > 0 {
|
|
exit(error_failed_tests)
|
|
}
|
|
}
|
|
|
|
fn prepare_bin2v_file(mut fmt_bench benchmark.Benchmark) {
|
|
fmt_bench.cstep = 0
|
|
fmt_bench.step()
|
|
write_bin2v_keep_content() or {
|
|
fmt_bench.fail()
|
|
eprintln(fmt_bench.step_message_fail('Failed preparing bin2v_keep.vv: $err.msg'))
|
|
return
|
|
}
|
|
fmt_bench.ok()
|
|
eprintln(fmt_bench.step_message_ok('Prepared bin2v_keep.vv'))
|
|
}
|
|
|
|
fn write_bin2v_keep_content() ? {
|
|
img0 := os.join_path('vlib', 'v', 'embed_file', 'v.png')
|
|
img1 := os.join_path('tutorials', 'building_a_simple_web_blog_with_vweb', 'img', 'time.png')
|
|
os.rm(b2v_keep_path) ?
|
|
res := os.execute('$vexe bin2v -w $b2v_keep_path $img0 $img1')
|
|
if res.exit_code != 0 {
|
|
restore_bin2v_placeholder() or {}
|
|
return error_with_code(res.output.trim_space(), res.exit_code)
|
|
}
|
|
}
|
|
|
|
fn restore_bin2v_placeholder() ? {
|
|
text := '// This is a placeholder file which will be filled with bin2v output before the test.
|
|
// HINT: do NOT delete, move or rename this file!\n'
|
|
os.write_file(b2v_keep_path, text) ?
|
|
}
|