Add fixture expectations and CLI scan test

vid-repair-core/tests/fixtures.rs

@@ -23,9 +23,23 @@ fn ruleset_dir() -> PathBuf {
         .join("rulesets")
 }
 
+fn fixture_dir() -> PathBuf {
+    let manifest_dir = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
+    manifest_dir
+        .parent()
+        .expect("workspace root")
+        .join("tests")
+        .join("fixtures")
+        .join("generated")
+}
+
+fn should_skip() -> bool {
+    !command_available("ffmpeg") || !command_available("ffprobe")
+}
+
 #[test]
 fn scan_clean_fixture_has_no_issues() {
-    if !command_available("ffmpeg") || !command_available("ffprobe") {
+    if should_skip() {
         eprintln!("ffmpeg/ffprobe not available; skipping fixture test");
         return;
     }
@@ -74,3 +88,76 @@ fn scan_clean_fixture_has_no_issues() {
 
     assert!(scan.issues.is_empty(), "Expected no issues, got {}", scan.issues.len());
 }
+
+#[test]
+fn scan_truncated_fixture_has_errors() {
+    if should_skip() {
+        eprintln!("ffmpeg/ffprobe not available; skipping fixture test");
+        return;
+    }
+
+    let path = fixture_dir().join("truncated.mp4");
+    if !path.exists() {
+        eprintln!("fixture not found: {}; skipping", path.display());
+        return;
+    }
+
+    let config = Config::default();
+    let ruleset = RuleSet::load_from_dir(&ruleset_dir()).expect("ruleset load");
+    let scan = scan_file(&path, &config, &ruleset).expect("scan file");
+
+    let allowed = [
+        "FILE_ENDED_PREMATURELY",
+        "INVALID_DATA_FOUND",
+        "ERROR_WHILE_DECODING",
+    ];
+
+    let matched = scan
+        .issues
+        .iter()
+        .any(|issue| allowed.contains(&issue.code.as_str()));
+
+    assert!(
+        matched,
+        "Expected truncated fixture to match one of {:?}, got {:?}",
+        allowed,
+        scan.issues.iter().map(|i| i.code.clone()).collect::<Vec<_>>()
+    );
+}
+
+#[test]
+fn scan_corrupt_fixture_has_errors() {
+    if should_skip() {
+        eprintln!("ffmpeg/ffprobe not available; skipping fixture test");
+        return;
+    }
+
+    let path = fixture_dir().join("corrupt_mid.mp4");
+    if !path.exists() {
+        eprintln!("fixture not found: {}; skipping", path.display());
+        return;
+    }
+
+    let config = Config::default();
+    let ruleset = RuleSet::load_from_dir(&ruleset_dir()).expect("ruleset load");
+    let scan = scan_file(&path, &config, &ruleset).expect("scan file");
+
+    let allowed = [
+        "INVALID_NAL_UNIT_SIZE",
+        "MISSING_PICTURE_ACCESS_UNIT",
+        "INVALID_DATA_FOUND",
+        "ERROR_WHILE_DECODING",
+    ];
+
+    let matched = scan
+        .issues
+        .iter()
+        .any(|issue| allowed.contains(&issue.code.as_str()));
+
+    assert!(
+        matched,
+        "Expected corrupt fixture to match one of {:?}, got {:?}",
+        allowed,
+        scan.issues.iter().map(|i| i.code.clone()).collect::<Vec<_>>()
+    );
+}