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improve documentation and tests of HdcpLevel

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Luro02 2020-02-24 12:36:04 +01:00
parent dae826b4e5
commit 49c5b5334c
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1 changed files with 14 additions and 15 deletions
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29
src/types/hdcp_level.rs
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@ -1,17 +1,22 @@
use strum::{Display, EnumString};
/// HDCP level.
/// HDCP ([`High-bandwidth Digital Content Protection`]) level.
///
/// See: [4.3.4.2. EXT-X-STREAM-INF]
///
/// [4.3.4.2. EXT-X-STREAM-INF]: https://tools.ietf.org/html/rfc8216#section-4.3.4.2
/// [`High-bandwidth Digital Content Protection`]:
/// https://www.digital-cp.com/sites/default/files/specifications/HDCP%20on%20HDMI%20Specification%20Rev2_2_Final1.pdf
#[non_exhaustive]
#[allow(missing_docs)]
#[derive(Ord, PartialOrd, Debug, Clone, Copy, PartialEq, Eq, Hash, Display, EnumString)]
#[strum(serialize_all = "SCREAMING-KEBAB-CASE")]
pub enum HdcpLevel {
/// The associated [`VariantStream`] could fail to play unless the output is
/// protected by High-bandwidth Digital Content Protection ([`HDCP`]) Type 0
/// or equivalent.
///
/// [`VariantStream`]: crate::tags::VariantStream
/// [`HDCP`]: https://www.digital-cp.com/sites/default/files/specifications/HDCP%20on%20HDMI%20Specification%20Rev2_2_Final1.pdf
#[strum(serialize = "TYPE-0")]
Type0,
/// The content does not require output copy protection.
None,
}
@ -22,20 +27,14 @@ mod tests {
#[test]
fn test_display() {
let level = HdcpLevel::Type0;
assert_eq!(level.to_string(), "TYPE-0".to_string());
let level = HdcpLevel::None;
assert_eq!(level.to_string(), "NONE".to_string());
assert_eq!(HdcpLevel::Type0.to_string(), "TYPE-0".to_string());
assert_eq!(HdcpLevel::None.to_string(), "NONE".to_string());
}
#[test]
fn test_parser() {
let level = HdcpLevel::Type0;
assert_eq!(level, "TYPE-0".parse::<HdcpLevel>().unwrap());
let level = HdcpLevel::None;
assert_eq!(level, "NONE".parse::<HdcpLevel>().unwrap());
assert_eq!(HdcpLevel::Type0, "TYPE-0".parse().unwrap());
assert_eq!(HdcpLevel::None, "NONE".parse().unwrap());
assert!("unk".parse::<HdcpLevel>().is_err());
}