1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
use base64::Engine;
use serde_json;
use std::collections::HashMap;
/// Convert our nested_text::Value to serde_json::Value for comparison with test suite expectations.
fn value_to_json(v: &nested_text::Value) -> serde_json::Value {
match v {
nested_text::Value::String(s) => serde_json::Value::String(s.clone()),
nested_text::Value::List(items) => {
serde_json::Value::Array(items.iter().map(value_to_json).collect())
}
nested_text::Value::Dict(pairs) => {
let map: serde_json::Map<String, serde_json::Value> = pairs
.iter()
.map(|(k, v)| (k.clone(), value_to_json(v)))
.collect();
serde_json::Value::Object(map)
}
}
}
#[derive(serde::Deserialize, Debug)]
struct TestSuite {
load_tests: HashMap<String, TestCase>,
}
#[derive(serde::Deserialize, Debug)]
struct TestCase {
load_in: Option<String>,
load_out: Option<serde_json::Value>,
load_err: Option<serde_json::Value>,
#[allow(dead_code)]
encoding: Option<String>,
#[allow(dead_code)]
types: Option<serde_json::Value>,
}
#[test]
fn run_official_load_tests() {
let data =
std::fs::read_to_string("tests/nestedtext_tests/tests.json").expect("tests.json not found — did you init the submodule?");
let suite: TestSuite = serde_json::from_str(&data).expect("failed to parse tests.json");
let mut passed = 0;
let mut failed = 0;
let mut skipped = 0;
let mut failures: Vec<String> = Vec::new();
let mut test_names: Vec<&String> = suite.load_tests.keys().collect();
test_names.sort();
for name in &test_names {
let case = &suite.load_tests[*name];
// Skip tests without load_in
let load_in_b64 = match &case.load_in {
Some(s) => s,
None => {
skipped += 1;
continue;
}
};
// Decode base64 input
let input_bytes = match base64::engine::general_purpose::STANDARD.decode(load_in_b64) {
Ok(b) => b,
Err(e) => {
failures.push(format!("{}: base64 decode error: {}", name, e));
failed += 1;
continue;
}
};
let input = match String::from_utf8(input_bytes) {
Ok(s) => s,
Err(_) => {
// Non-UTF8 input — skip for now (bytes_in tests)
skipped += 1;
continue;
}
};
// Determine if this is a success or error test
let expects_error = case
.load_err
.as_ref()
.map_or(false, |e| !e.is_object() || !e.as_object().unwrap().is_empty());
if expects_error {
// We expect parsing to fail with matching error details
let expected_err = case.load_err.as_ref().unwrap().as_object().unwrap();
match nested_text::loads(&input, nested_text::Top::Any) {
Err(e) => {
let mut detail_failures = Vec::new();
// Check error message
if let Some(serde_json::Value::String(expected_msg)) = expected_err.get("message") {
if e.message != *expected_msg {
detail_failures.push(format!(
"message: expected {:?}, got {:?}",
expected_msg, e.message
));
}
}
// Check line number (0-based)
if let Some(expected_lineno) = expected_err.get("lineno") {
if !expected_lineno.is_null() {
let expected_ln = expected_lineno.as_u64().unwrap() as usize;
match e.lineno {
Some(ln) if ln == expected_ln => {}
Some(ln) => {
detail_failures.push(format!(
"lineno: expected {}, got {}",
expected_ln, ln
));
}
None => {
detail_failures.push(format!(
"lineno: expected {}, got None",
expected_ln
));
}
}
}
}
// Check column number (0-based)
if let Some(expected_colno) = expected_err.get("colno") {
if !expected_colno.is_null() {
let expected_cn = expected_colno.as_u64().unwrap() as usize;
match e.colno {
Some(cn) if cn == expected_cn => {}
Some(cn) => {
detail_failures.push(format!(
"colno: expected {}, got {}",
expected_cn, cn
));
}
None => {
detail_failures.push(format!(
"colno: expected {}, got None",
expected_cn
));
}
}
}
}
// Check source line
if let Some(serde_json::Value::String(expected_line)) = expected_err.get("line") {
match &e.line {
Some(line) if line == expected_line => {}
Some(line) => {
detail_failures.push(format!(
"line: expected {:?}, got {:?}",
expected_line, line
));
}
None => {
detail_failures.push(format!(
"line: expected {:?}, got None",
expected_line
));
}
}
}
if detail_failures.is_empty() {
passed += 1;
} else {
failures.push(format!(
"{}: error detail mismatch\n {}",
name,
detail_failures.join("\n ")
));
failed += 1;
}
}
Ok(v) => {
failures.push(format!(
"{}: expected error but got success: {:?}",
name, v
));
failed += 1;
}
}
} else {
// We expect parsing to succeed
let expected = case.load_out.as_ref();
match nested_text::loads(&input, nested_text::Top::Any) {
Ok(result) => {
let json_result = match &result {
Some(v) => value_to_json(v),
None => serde_json::Value::Null,
};
let expected_json = expected.cloned().unwrap_or(serde_json::Value::Null);
if json_result == expected_json {
passed += 1;
} else {
failures.push(format!(
"{}: output mismatch\n expected: {}\n got: {}",
name,
serde_json::to_string(&expected_json).unwrap(),
serde_json::to_string(&json_result).unwrap(),
));
failed += 1;
}
}
Err(e) => {
failures.push(format!("{}: unexpected error: {}", name, e));
failed += 1;
}
}
}
}
// Print summary
eprintln!("\n=== Official Load Test Results ===");
eprintln!("Passed: {}", passed);
eprintln!("Failed: {}", failed);
eprintln!("Skipped: {}", skipped);
eprintln!("Total: {}", passed + failed + skipped);
if !failures.is_empty() {
eprintln!("\n=== Failures ===");
for f in &failures {
eprintln!("{}\n", f);
}
}
assert!(
failed == 0,
"{} test(s) failed out of {} (see above for details)",
failed,
passed + failed
);
}
/// Round-trip dump tests: for every successful load test, dump the result
/// back to NestedText, then load it again and verify we get the same value.
/// This is the official recommended approach for testing the dumper (see README).
#[test]
fn run_roundtrip_dump_tests() {
let data =
std::fs::read_to_string("tests/nestedtext_tests/tests.json").expect("tests.json not found");
let suite: TestSuite = serde_json::from_str(&data).expect("failed to parse tests.json");
let mut passed = 0;
let mut failed = 0;
let mut skipped = 0;
let mut failures: Vec<String> = Vec::new();
let mut test_names: Vec<&String> = suite.load_tests.keys().collect();
test_names.sort();
for name in &test_names {
let case = &suite.load_tests[*name];
let load_in_b64 = match &case.load_in {
Some(s) => s,
None => {
skipped += 1;
continue;
}
};
let input_bytes = match base64::engine::general_purpose::STANDARD.decode(load_in_b64) {
Ok(b) => b,
Err(_) => {
skipped += 1;
continue;
}
};
let input = match String::from_utf8(input_bytes) {
Ok(s) => s,
Err(_) => {
skipped += 1;
continue;
}
};
// Only test successful loads
let expects_error = case
.load_err
.as_ref()
.map_or(false, |e| !e.is_object() || !e.as_object().unwrap().is_empty());
if expects_error {
skipped += 1;
continue;
}
// Load the original
let original = match nested_text::loads(&input, nested_text::Top::Any) {
Ok(Some(v)) => v,
Ok(None) => {
// Empty document — dump should produce empty or parseable output
let dumped = nested_text::dumps(&nested_text::Value::String(String::new()), &nested_text::DumpOptions::default());
match nested_text::loads(&dumped, nested_text::Top::Any) {
Ok(_) => {
passed += 1;
continue;
}
Err(e) => {
failures.push(format!("{}: empty doc roundtrip failed: {}", name, e));
failed += 1;
continue;
}
}
}
Err(_) => {
skipped += 1;
continue;
}
};
// Dump to NestedText
let dumped = nested_text::dumps(&original, &nested_text::DumpOptions::default());
// Load back
match nested_text::loads(&dumped, nested_text::Top::Any) {
Ok(Some(roundtripped)) => {
if original == roundtripped {
passed += 1;
} else {
failures.push(format!(
"{}: roundtrip mismatch\n original: {:?}\n roundtripped: {:?}\n dumped NT:\n{}",
name, original, roundtripped, dumped
));
failed += 1;
}
}
Ok(None) => {
failures.push(format!(
"{}: roundtrip produced empty document\n dumped NT:\n{}",
name, dumped
));
failed += 1;
}
Err(e) => {
failures.push(format!(
"{}: roundtrip load failed: {}\n dumped NT:\n{}",
name, e, dumped
));
failed += 1;
}
}
}
eprintln!("\n=== Roundtrip Dump Test Results ===");
eprintln!("Passed: {}", passed);
eprintln!("Failed: {}", failed);
eprintln!("Skipped: {}", skipped);
eprintln!("Total: {}", passed + failed + skipped);
if !failures.is_empty() {
eprintln!("\n=== Failures ===");
for f in &failures {
eprintln!("{}\n", f);
}
}
assert!(
failed == 0,
"{} roundtrip test(s) failed out of {} (see above for details)",
failed,
passed + failed
);
}