pmat 3.15.0

PMAT - Zero-config AI context generation and code quality toolkit (CLI, MCP, HTTP)
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

// ComparisonView tests - Variable diff, divergence, render split, export JSON

// ========================================================================
// Variable Diff Tests
// ========================================================================

#[test]
fn test_variable_diff_same_values() {
    let mut vars = HashMap::new();
    vars.insert("x".to_string(), serde_json::json!(42));

    // Need at least 2 frames so recording is not immediately exhausted
    let recording_a = create_recording_with_vars("a", vec![vars.clone(), vars.clone()]);
    let recording_b = create_recording_with_vars("b", vec![vars.clone(), vars]);

    let view = ComparisonView::new(recording_a, recording_b);
    let diff = view.variable_diff();

    assert_eq!(diff.get("x"), Some(&DiffStatus::Same));
}

#[test]
fn test_variable_diff_modified_values() {
    let mut vars_a = HashMap::new();
    vars_a.insert("x".to_string(), serde_json::json!(1));

    let mut vars_b = HashMap::new();
    vars_b.insert("x".to_string(), serde_json::json!(2));

    // Need at least 2 frames so recording is not immediately exhausted
    let recording_a = create_recording_with_vars("a", vec![vars_a.clone(), vars_a]);
    let recording_b = create_recording_with_vars("b", vec![vars_b.clone(), vars_b]);

    let view = ComparisonView::new(recording_a, recording_b);
    let diff = view.variable_diff();

    assert_eq!(diff.get("x"), Some(&DiffStatus::Modified));
}

#[test]
fn test_variable_diff_added_variable() {
    let mut vars_a = HashMap::new();
    vars_a.insert("x".to_string(), serde_json::json!(1));

    let mut vars_b = HashMap::new();
    vars_b.insert("x".to_string(), serde_json::json!(1));
    vars_b.insert("y".to_string(), serde_json::json!(2));

    // Need at least 2 frames so recording is not immediately exhausted
    let recording_a = create_recording_with_vars("a", vec![vars_a.clone(), vars_a]);
    let recording_b = create_recording_with_vars("b", vec![vars_b.clone(), vars_b]);

    let view = ComparisonView::new(recording_a, recording_b);
    let diff = view.variable_diff();

    assert_eq!(diff.get("x"), Some(&DiffStatus::Same));
    assert_eq!(diff.get("y"), Some(&DiffStatus::Added));
}

#[test]
fn test_variable_diff_removed_variable() {
    let mut vars_a = HashMap::new();
    vars_a.insert("x".to_string(), serde_json::json!(1));
    vars_a.insert("y".to_string(), serde_json::json!(2));

    let mut vars_b = HashMap::new();
    vars_b.insert("x".to_string(), serde_json::json!(1));

    // Need at least 2 frames so recording is not immediately exhausted
    let recording_a = create_recording_with_vars("a", vec![vars_a.clone(), vars_a]);
    let recording_b = create_recording_with_vars("b", vec![vars_b.clone(), vars_b]);

    let view = ComparisonView::new(recording_a, recording_b);
    let diff = view.variable_diff();

    assert_eq!(diff.get("x"), Some(&DiffStatus::Same));
    assert_eq!(diff.get("y"), Some(&DiffStatus::Removed));
}

#[test]
fn test_variable_diff_exhausted_a() {
    let vars = HashMap::new();
    let recording_a = Recording::new("a".to_string(), vec![]);
    let recording_b = create_recording_with_vars("b", vec![vars]);

    let view = ComparisonView::new(recording_a, recording_b);
    let diff = view.variable_diff();

    // All variables in B should be marked as Added
    assert!(diff.is_empty() || diff.values().all(|s| *s == DiffStatus::Added));
}

#[test]
fn test_variable_diff_exhausted_b() {
    let mut vars = HashMap::new();
    vars.insert("x".to_string(), serde_json::json!(1));

    // Need at least 2 frames so recording A is not immediately exhausted
    let recording_a = create_recording_with_vars("a", vec![vars.clone(), vars]);
    let recording_b = Recording::new("b".to_string(), vec![]);

    let view = ComparisonView::new(recording_a, recording_b);
    let diff = view.variable_diff();

    assert_eq!(diff.get("x"), Some(&DiffStatus::Removed));
}

#[test]
fn test_variable_diff_both_exhausted() {
    let recording_a = Recording::new("a".to_string(), vec![]);
    let recording_b = Recording::new("b".to_string(), vec![]);

    let view = ComparisonView::new(recording_a, recording_b);
    let diff = view.variable_diff();

    assert!(diff.is_empty());
}

// ========================================================================
// Divergence Point Tests
// ========================================================================

#[test]
fn test_find_divergence_point_no_divergence() {
    let recording_a = create_test_recording("a", 5);
    let recording_b = create_test_recording("b", 5);

    let view = ComparisonView::new(recording_a, recording_b);
    // Recordings have same structure, no divergence
    let divergence = view.find_divergence_point();
    assert!(divergence.is_none());
}

#[test]
fn test_find_divergence_point_variable_difference() {
    let mut vars_0 = HashMap::new();
    vars_0.insert("x".to_string(), serde_json::json!(1));

    let mut vars_1_a = HashMap::new();
    vars_1_a.insert("x".to_string(), serde_json::json!(2));

    let mut vars_1_b = HashMap::new();
    vars_1_b.insert("x".to_string(), serde_json::json!(999)); // Different!

    let recording_a = create_recording_with_vars("a", vec![vars_0.clone(), vars_1_a]);
    let recording_b = create_recording_with_vars("b", vec![vars_0, vars_1_b]);

    let view = ComparisonView::new(recording_a, recording_b);
    let divergence = view.find_divergence_point();

    assert_eq!(divergence, Some(1));
}

#[test]
fn test_find_divergence_point_empty_recordings() {
    let recording_a = Recording::new("a".to_string(), vec![]);
    let recording_b = Recording::new("b".to_string(), vec![]);

    let view = ComparisonView::new(recording_a, recording_b);
    assert!(view.find_divergence_point().is_none());
}

// ========================================================================
// Render Split View Tests
// ========================================================================

#[test]
fn test_render_split_basic() {
    let recording_a = create_test_recording("program_a", 5);
    let recording_b = create_test_recording("program_b", 3);

    let view = ComparisonView::new(recording_a, recording_b);
    let output = view.render_split();

    assert!(output.contains("Recording A: program_a"));
    assert!(output.contains("Recording B: program_b"));
    assert!(output.contains("Frame 0/5"));
    assert!(output.contains("Frame 0/3"));
}

#[test]
fn test_render_split_shows_end_markers() {
    let recording_a = create_test_recording("a", 2);
    let recording_b = create_test_recording("b", 2);

    let mut view = ComparisonView::new(recording_a, recording_b);
    view.next_frame().unwrap(); // Move to last frame

    let output = view.render_split();
    assert!(output.contains("END"));
}

#[test]
fn test_render_split_empty_recordings() {
    let recording_a = Recording::new("empty_a".to_string(), vec![]);
    let recording_b = Recording::new("empty_b".to_string(), vec![]);

    let view = ComparisonView::new(recording_a, recording_b);
    let output = view.render_split();

    assert!(output.contains("Recording A: empty_a"));
    assert!(output.contains("Recording B: empty_b"));
}

// ========================================================================
// Export Diff JSON Tests
// ========================================================================

#[test]
fn test_export_diff_json_structure() {
    let recording_a = create_test_recording("a", 3);
    let recording_b = create_test_recording("b", 3);

    let view = ComparisonView::new(recording_a, recording_b);
    let json = view.export_diff_json().unwrap();
    let parsed: serde_json::Value = serde_json::from_str(&json).unwrap();

    assert!(parsed.get("metadata").is_some());
    assert!(parsed.get("frame_diffs").is_some());
}

#[test]
fn test_export_diff_json_metadata() {
    let recording_a = create_test_recording("prog_a", 5);
    let recording_b = create_test_recording("prog_b", 3);

    let view = ComparisonView::new(recording_a, recording_b);
    let json = view.export_diff_json().unwrap();
    let parsed: serde_json::Value = serde_json::from_str(&json).unwrap();

    let metadata = parsed.get("metadata").unwrap();
    assert_eq!(metadata.get("recording_a_name").unwrap(), "prog_a");
    assert_eq!(metadata.get("recording_b_name").unwrap(), "prog_b");
    assert_eq!(metadata.get("recording_a_frames").unwrap(), 5);
    assert_eq!(metadata.get("recording_b_frames").unwrap(), 3);
}

#[test]
fn test_export_diff_json_frame_diffs() {
    let mut vars_a = HashMap::new();
    vars_a.insert("x".to_string(), serde_json::json!(1));

    let mut vars_b = HashMap::new();
    vars_b.insert("x".to_string(), serde_json::json!(2));

    let recording_a = create_recording_with_vars("a", vec![vars_a]);
    let recording_b = create_recording_with_vars("b", vec![vars_b]);

    let view = ComparisonView::new(recording_a, recording_b);
    let json = view.export_diff_json().unwrap();
    let parsed: serde_json::Value = serde_json::from_str(&json).unwrap();

    let frame_diffs = parsed.get("frame_diffs").unwrap().as_array().unwrap();
    assert_eq!(frame_diffs.len(), 1);
    assert!(frame_diffs[0].get("variable_diff").is_some());
}

#[test]
fn test_export_diff_json_empty_recordings() {
    let recording_a = Recording::new("a".to_string(), vec![]);
    let recording_b = Recording::new("b".to_string(), vec![]);

    let view = ComparisonView::new(recording_a, recording_b);
    let json = view.export_diff_json().unwrap();
    let parsed: serde_json::Value = serde_json::from_str(&json).unwrap();

    let frame_diffs = parsed.get("frame_diffs").unwrap().as_array().unwrap();
    assert!(frame_diffs.is_empty());
}

#[test]
fn test_export_diff_json_asymmetric_frames() {
    let recording_a = create_test_recording("a", 5);
    let recording_b = create_test_recording("b", 2);

    let view = ComparisonView::new(recording_a, recording_b);
    let json = view.export_diff_json().unwrap();
    let parsed: serde_json::Value = serde_json::from_str(&json).unwrap();

    let frame_diffs = parsed.get("frame_diffs").unwrap().as_array().unwrap();
    // Should have diffs for max(5, 2) = 5 frames
    assert_eq!(frame_diffs.len(), 5);
}