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v/vlib/toml/tests/iarna.toml-spec-tests_test.v

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import os
import toml
import toml.ast
import x.json2
// Instructions for developers:
// The actual tests and data can be obtained by doing:
// `git clone --depth 1 https://github.com/iarna/toml-spec-tests.git vlib/toml/tests/testdata/iarna/toml-test`
// See also the CI toml tests
const (
// Can be set to `true` to skip tests that stress test the parser
// by having large data amounts - these pass - but slow down the test run
skip_large_files = false
// Can be set to `true` to skip tests that triggers a slow conversion
// process that uses `python` to convert from YAML to JSON.
skip_yaml_conversion = false
// Kept for easier handling of future updates to the tests
valid_exceptions = []string{}
invalid_exceptions = []string{}
valid_value_exceptions = []string{}
yaml_value_exceptions = [
'values/spec-float-5.toml', // YAML: "1e6", V: 1000000
'values/spec-float-9.toml', // YAML: "-0e0", V: 0
'values/spec-float-6.toml', // YAML: "-2E-2", V: -0.02
'values/spec-float-4.toml', // YAML: "5e+22", V: 50000000000000004000000
]
jq = os.find_abs_path_of_executable('jq') or { '' }
python = os.find_abs_path_of_executable('python') or { '' }
compare_work_dir_root = os.join_path(os.temp_dir(), 'v', 'toml', 'iarna')
// From: https://stackoverflow.com/a/38266731/1904615
jq_normalize = r'# Apply f to composite entities recursively using keys[], and to atoms
def sorted_walk(f):
. as $in
| if type == "object" then
reduce keys[] as $key
( {}; . + { ($key): ($in[$key] | sorted_walk(f)) } ) | f
elif type == "array" then map( sorted_walk(f) ) | f
else f
end;
def normalize: sorted_walk(if type == "array" then sort else . end);
normalize'
)
fn run(args []string) ?string {
res := os.execute(args.join(' '))
if res.exit_code != 0 {
return error('${args[0]} failed with return code ${res.exit_code}.\n$res.output')
}
return res.output
}
// test_iarna_toml_spec_tests run though 'testdata/iarna/toml-test/*' if found.
fn test_iarna_toml_spec_tests() {
this_file := @FILE
test_root := os.join_path(os.dir(this_file), 'testdata', 'iarna', 'toml-test')
if os.is_dir(test_root) {
valid_test_files := os.walk_ext(os.join_path(test_root, 'values'), '.toml')
println('Testing $valid_test_files.len valid TOML files...')
mut valid := 0
mut e := 0
for i, valid_test_file in valid_test_files {
mut relative := valid_test_file.all_after('toml-test').trim_left(os.path_separator)
$if windows {
relative = relative.replace('/', '\\')
}
if skip_large_files && valid_test_file.contains('qa-') {
e++
println('SKIP [${i + 1}/$valid_test_files.len] "$valid_test_file" EXCEPTION [$e/$valid_exceptions.len]...')
continue
}
if relative !in valid_exceptions {
println('OK [${i + 1}/$valid_test_files.len] "$valid_test_file"...')
toml_doc := toml.parse_file(valid_test_file) or { panic(err) }
valid++
} else {
e++
println('SKIP [${i + 1}/$valid_test_files.len] "$valid_test_file" EXCEPTION [$e/$valid_exceptions.len]...')
}
}
println('$valid/$valid_test_files.len TOML files was parsed correctly')
if valid_exceptions.len > 0 {
println('TODO Skipped parsing of $e valid TOML files...')
}
// If the command-line tool `jq` is installed, value tests can be run as well.
if jq != '' {
println('Testing value output of $valid_test_files.len valid TOML files using "$jq"...')
if os.exists(compare_work_dir_root) {
os.rmdir_all(compare_work_dir_root) or { panic(err) }
}
os.mkdir_all(compare_work_dir_root) or { panic(err) }
jq_normalize_path := os.join_path(compare_work_dir_root, 'normalize.jq')
os.write_file(jq_normalize_path, jq_normalize) or { panic(err) }
valid = 0
e = 0
for i, valid_test_file in valid_test_files {
mut relative := valid_test_file.all_after('toml-test').trim_left(os.path_separator)
$if windows {
relative = relative.replace('/', '\\')
}
// Skip the file if we know it can't be parsed or we know that the value retrieval needs work.
if relative !in valid_exceptions && relative !in valid_value_exceptions {
valid_test_file_name := os.file_name(valid_test_file).all_before_last('.')
uses_json_format := os.exists(valid_test_file.all_before_last('.') + '.json')
// Use python to convert the YAML files to json - it yields some inconsistencies
// so we skip some of them
mut converted_from_yaml := false
mut converted_json_path := ''
if !uses_json_format {
$if windows {
println('N/A [${i + 1}/$valid_test_files.len] "$valid_test_file"...')
continue
}
if python == '' {
println('N/A [${i + 1}/$valid_test_files.len] "$valid_test_file"...')
continue
}
if skip_yaml_conversion || relative in yaml_value_exceptions
|| valid_test_file.contains('qa-') {
e++
println('SKIP [${i + 1}/$valid_test_files.len] "$valid_test_file" EXCEPTION [$e/$valid_value_exceptions.len]...')
continue
}
iarna_yaml_path := valid_test_file.all_before_last('.') + '.yaml'
if os.exists(iarna_yaml_path) {
// python -c 'import sys, yaml, json; json.dump(yaml.load(sys.stdin), sys.stdout, indent=4)' < file.yaml > file.json
converted_json_path = os.join_path(compare_work_dir_root,
valid_test_file_name + '.yaml.json')
run([python, '-c',
"'import sys, yaml, json; json.dump(yaml.load(sys.stdin), sys.stdout, indent=4)'",
'<', iarna_yaml_path, '>', converted_json_path]) or {
contents := os.read_file(iarna_yaml_path) or { panic(err) }
// NOTE there's known errors with the python convertion method.
// For now we just ignore them as it's a broken tool - not a wrong test-case.
// Uncomment this print to see/check them.
// eprintln(err.msg + '\n$contents')
e++
println('ERR [${i + 1}/$valid_test_files.len] "$valid_test_file" EXCEPTION [$e/$valid_value_exceptions.len]...')
continue
}
converted_from_yaml = true
}
}
println('OK [${i + 1}/$valid_test_files.len] "$valid_test_file"...')
toml_doc := toml.parse_file(valid_test_file) or { panic(err) }
v_toml_json_path := os.join_path(compare_work_dir_root, valid_test_file_name +
'.v.json')
iarna_toml_json_path := os.join_path(compare_work_dir_root,
valid_test_file_name + '.json')
os.write_file(v_toml_json_path, to_iarna(toml_doc.ast.table, converted_from_yaml)) or {
panic(err)
}
if converted_json_path == '' {
converted_json_path = valid_test_file.all_before_last('.') + '.json'
}
iarna_json := os.read_file(converted_json_path) or { panic(err) }
os.write_file(iarna_toml_json_path, iarna_json) or { panic(err) }
v_normalized_json := run([jq, '-S', '-f "$jq_normalize_path"', v_toml_json_path]) or {
contents := os.read_file(v_toml_json_path) or { panic(err) }
panic(err.msg + '\n$contents')
}
iarna_normalized_json := run([jq, '-S', '-f "$jq_normalize_path"',
iarna_toml_json_path]) or {
contents := os.read_file(v_toml_json_path) or { panic(err) }
panic(err.msg + '\n$contents')
}
assert iarna_normalized_json == v_normalized_json
valid++
} else {
e++
println('SKIP [${i + 1}/$valid_test_files.len] "$valid_test_file" EXCEPTION [$e/$valid_value_exceptions.len]...')
}
}
println('$valid/$valid_test_files.len TOML files was parsed correctly and value checked')
if valid_value_exceptions.len > 0 {
println('TODO Skipped value checks of $e valid TOML files...')
}
}
invalid_test_files := os.walk_ext(os.join_path(test_root, 'errors'), '.toml')
println('Testing $invalid_test_files.len invalid TOML files...')
mut invalid := 0
e = 0
for i, invalid_test_file in invalid_test_files {
mut relative := invalid_test_file.all_after('toml-test').trim_left(os.path_separator)
$if windows {
relative = relative.replace('/', '\\')
}
if relative !in invalid_exceptions {
println('OK [${i + 1}/$invalid_test_files.len] "$invalid_test_file"...')
if toml_doc := toml.parse_file(invalid_test_file) {
content_that_should_have_failed := os.read_file(invalid_test_file) or {
panic(err)
}
println(' This TOML should have failed:\n${'-'.repeat(40)}\n$content_that_should_have_failed\n${'-'.repeat(40)}')
assert false
} else {
println(' $err.msg')
assert true
}
invalid++
} else {
e++
println('SKIP [${i + 1}/$invalid_test_files.len] "$invalid_test_file" EXCEPTION [$e/$invalid_exceptions.len]...')
}
}
println('$invalid/$invalid_test_files.len TOML files was parsed correctly')
if invalid_exceptions.len > 0 {
println('TODO Skipped parsing of $invalid_exceptions.len invalid TOML files...')
}
} else {
println('No test data directory found in "$test_root"')
assert true
}
}
// to_iarna_time
fn to_iarna_time(time_str string) string {
if time_str.contains('.') {
date_and_time := time_str.all_before('.')
mut ms := time_str.all_after('.')
z := if ms.contains('Z') { 'Z' } else { '' }
ms = ms.replace('Z', '')
if ms.len > 3 {
ms = ms[..3]
}
return date_and_time + '.' + ms + z
} else {
return time_str + '.000'
}
}
// to_iarna returns a iarna compatible json string converted from the `value` ast.Value.
fn to_iarna(value ast.Value, skip_value_map bool) string {
match value {
ast.Quoted {
json_text := json2.Any(value.text).json_str()
if skip_value_map {
return '"$json_text"'
}
return '{ "type": "string", "value": "$json_text" }'
}
ast.DateTime {
// Normalization for json
mut json_text := json2.Any(value.text).json_str().to_upper().replace(' ',
'T')
typ := if json_text.ends_with('Z') || json_text.all_after('T').contains('-')
|| json_text.all_after('T').contains('+') {
'datetime'
} else {
'datetime-local'
}
// NOTE test suite inconsistency.
// It seems it's implementation specific how time and
// date-time values are represented in detail. For now we follow the BurntSushi format
// that expands to 6 digits which is also a valid RFC 3339 representation.
json_text = to_iarna_time(json_text)
if skip_value_map {
return '"$json_text"'
}
return '{ "type": "$typ", "value": "$json_text" }'
}
ast.Date {
json_text := json2.Any(value.text).json_str()
if skip_value_map {
return '"$json_text"'
}
return '{ "type": "date", "value": "$json_text" }'
}
ast.Time {
mut json_text := json2.Any(value.text).json_str()
json_text = to_iarna_time(json_text)
if skip_value_map {
return '"$json_text"'
}
return '{ "type": "time", "value": "$json_text" }'
}
ast.Bool {
json_text := json2.Any(value.text.bool()).json_str()
if skip_value_map {
return '$json_text'
}
return '{ "type": "bool", "value": "$json_text" }'
}
ast.Null {
json_text := json2.Any(value.text).json_str()
if skip_value_map {
return '$json_text'
}
return '{ "type": "null", "value": "$json_text" }'
}
ast.Number {
if value.text.contains('inf') {
mut json_text := value.text.replace('inf', '1.7976931348623157e+308') // Inconsistency ???
if skip_value_map {
return '$json_text'
}
return '{ "type": "float", "value": "$json_text" }'
}
if value.text.contains('nan') {
mut json_text := 'null'
if skip_value_map {
return '$json_text'
}
return '{ "type": "float", "value": "$json_text" }'
}
if !value.text.starts_with('0x')
&& (value.text.contains('.') || value.text.to_lower().contains('e')) {
mut val := '$value.f64()'.replace('.e+', '.0e') // json notation
if !val.contains('.') && val != '0' { // json notation
val += '.0'
}
if skip_value_map {
return '$val'
}
return '{ "type": "float", "value": "$val" }'
}
v := value.i64()
// TODO workaround https://github.com/vlang/v/issues/9507
if v == i64(-9223372036854775807 - 1) {
if skip_value_map {
return '-9223372036854775808'
}
return '{ "type": "integer", "value": "-9223372036854775808" }'
}
if skip_value_map {
return '$v'
}
return '{ "type": "integer", "value": "$v" }'
}
map[string]ast.Value {
mut str := '{ '
for key, val in value {
json_key := json2.Any(key).json_str()
str += ' "$json_key": ${to_iarna(val, skip_value_map)},'
}
str = str.trim_right(',')
str += ' }'
return str
}
[]ast.Value {
mut str := '[ '
for val in value {
str += ' ${to_iarna(val, skip_value_map)},'
}
str = str.trim_right(',')
str += ' ]\n'
return str
}
}
return '<error>'
}