82 lines
2.0 KiB
Rust
82 lines
2.0 KiB
Rust
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use super::*;
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use serial_test::serial;
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use std::fs;
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use temp_env::with_var;
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use tempfile::NamedTempFile;
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fn sample_cfg() -> UvcConfig {
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UvcConfig {
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width: 1280,
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height: 720,
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fps: 25,
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interval: 400_000,
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max_packet: 1024,
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frame_size: 1_843_200,
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}
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}
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fn sample_interfaces() -> UvcInterfaces {
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UvcInterfaces {
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control: UVC_STRING_CONTROL_IDX,
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streaming: UVC_STRING_STREAMING_IDX,
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}
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}
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#[test]
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fn branch_smoke_covers_low_hit_paths() {
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let interfaces = sample_interfaces();
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let mut state = UvcState::new(sample_cfg());
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let mut pending = Some(PendingRequest {
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interface: interfaces.control,
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selector: UVC_VS_PROBE_CONTROL,
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expected_len: STREAM_CTRL_SIZE_11,
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});
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handle_data(
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-1,
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0,
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&mut state,
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&mut pending,
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interfaces,
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UvcRequestData {
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length: STREAM_CTRL_SIZE_11 as i32,
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data: [0u8; UVC_DATA_SIZE],
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},
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true,
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);
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assert!(pending.is_none());
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assert!(
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build_in_response(
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&state,
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interfaces,
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interfaces.streaming,
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0xFE,
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UVC_GET_CUR,
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8
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)
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.is_none()
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);
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let short = [0u8; 8];
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let _ = sanitize_streaming_control(&short, &state);
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}
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#[test]
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fn io_helpers_cover_empty_and_missing_sources() {
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let empty = NamedTempFile::new().expect("tmp");
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fs::write(empty.path(), "\n").expect("write empty");
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assert_eq!(read_u32_first(empty.path().to_str().expect("path")), None);
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let missing = format!("/tmp/lesavka-uvc-missing-{}", std::process::id());
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assert_eq!(read_fifo_min(&missing), None);
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}
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#[test]
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#[serial]
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fn main_coverage_mode_returns_error_for_non_uvc_node() {
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with_var("LESAVKA_UVC_DEV", Some("/dev/null"), || {
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with_var("LESAVKA_UVC_BLOCKING", Some("1"), || {
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let result = main();
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assert!(result.is_err());
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});
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});
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}
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