12241440399

Committed 09 Dec 2024 05:57PM UTC coverage: 74.227% (-25.8%) from 100.0%

Build # 12241440399

Build Type

Pull #4

github

Committed by

web-flow

Commit Message

Merge 7eae9cc67 into 6701d772e

Pull Request Pull Request #4: Support for MCP4017/18/19 I2C potentiometers

Run Details

17 of 36 new or added lines in 2 files covered. (47.22%)

6 existing lines in 1 file now uncovered.

72 of 97 relevant lines covered (74.23%)

4.63 hits per line

Source File
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68.85

/src/device_impl.rs

1	//! Device implementation
2
3	use crate::{ic, interface, private, Channel, Command, Error, Mcp4x};
4	use core::marker::PhantomData;
5
6	#[doc(hidden)]
7	pub trait CheckParameters<CommE>: private::Sealed {
8	fn check_if_channel_is_appropriate(channel: Channel) -> Result<(), Error<CommE>>;
9	fn check_if_position_is_appropriate(position: u8) -> Result<(), Error<CommE>>;
10	}
11
12	impl<CommE> CheckParameters<CommE> for ic::Mcp401x {
UNCOV 13	fn check_if_channel_is_appropriate(channel: Channel) -> Result<(), Error<CommE>> {	×
UNCOV 14	if channel == Channel::Ch0 \|\| channel == Channel::All {	×
UNCOV 15	Ok(())	×
16	} else {
UNCOV 17	Err(Error::WrongChannel)	×
18	}
UNCOV 19	}	×
20
NEW 21	fn check_if_position_is_appropriate(position: u8) -> Result<(), Error<CommE>> {	×
NEW 22	if position <= 127 {	×
NEW 23	Ok(())	×
24	} else {
NEW 25	Err(Error::OutOfBounds)	×
26	}
NEW 27	}	×
28	}
29
30	impl<CommE> CheckParameters<CommE> for ic::Mcp41x {
31	fn check_if_channel_is_appropriate(channel: Channel) -> Result<(), Error<CommE>> {	6✔
32	if channel == Channel::Ch0 \|\| channel == Channel::All {	6✔
33	Ok(())	4✔
34	} else {
35	Err(Error::WrongChannel)	2✔
36	}
37	}	6✔
38
39	fn check_if_position_is_appropriate(_position: u8) -> Result<(), Error<CommE>> {	2✔
40	Ok(())	2✔
41	}	2✔
42	}
43
44	impl<CommE> CheckParameters<CommE> for ic::Mcp42x {
45	fn check_if_channel_is_appropriate(_: Channel) -> Result<(), Error<CommE>> {	6✔
46	Ok(())	6✔
47	}	6✔
48
49	fn check_if_position_is_appropriate(_position: u8) -> Result<(), Error<CommE>> {	3✔
50	Ok(())	3✔
51	}	3✔
52	}
53
54	impl<DI, IC, CommE> Mcp4x<DI, IC>
55	where
56	DI: interface::WriteCommand<Error = Error<CommE>>,
57	IC: CheckParameters<CommE>,
58	{
59	/// Set a channel to a position.
60	///
61	/// Will return `Error::WrongChannel` if the channel provided is not available
62	/// on the device.
63	pub fn set_position(&mut self, channel: Channel, position: u8) -> Result<(), Error<CommE>> {	6✔
64	IC::check_if_channel_is_appropriate(channel)?;	6✔
65	IC::check_if_position_is_appropriate(position)?;	5✔
66	self.iface	5✔
67	.write_command(Command::SetPosition(channel, position))	5✔
68	}	6✔
69
70	/// Shutdown a channel.
71	///
72	/// Will return `Error::WrongChannel` if the channel provided is not available
73	/// on the device.
74	pub fn shutdown(&mut self, channel: Channel) -> Result<(), Error<CommE>> {	6✔
75	IC::check_if_channel_is_appropriate(channel)?;	6✔
76	self.iface.write_command(Command::Shutdown(channel))	5✔
77	}	6✔
78	}
79
80	impl<I2C> Mcp4x<interface::I2cInterface<I2C>, ic::Mcp401x> {
81	/// Create new MCP401x device instance
NEW 82	pub fn new_mcp401x(i2c: I2C) -> Self {	×
NEW 83	Mcp4x {	×
NEW 84	iface: interface::I2cInterface { i2c },	×
NEW 85	_ic: PhantomData,	×
NEW 86	}	×
NEW 87	}	×
88
89	/// Destroy driver instance, return I2C bus instance.
NEW 90	pub fn destroy_mcp401x(self) -> I2C {	×
NEW 91	self.iface.i2c	×
UNCOV 92	}	×
93	}
94
95	impl<SPI> Mcp4x<interface::SpiInterface<SPI>, ic::Mcp41x> {
96	/// Create new MCP41x device instance
97	pub fn new_mcp41x(spi: SPI) -> Self {	6✔
98	Mcp4x {	6✔
99	iface: interface::SpiInterface { spi },	6✔
100	_ic: PhantomData,	6✔
101	}	6✔
102	}	6✔
103
104	/// Destroy driver instance, return SPI bus instance and CS output pin.
105	pub fn destroy_mcp41x(self) -> SPI {	6✔
106	self.iface.spi	6✔
107	}	6✔
108	}
109
110	impl<SPI> Mcp4x<interface::SpiInterface<SPI>, ic::Mcp42x> {
111	/// Create new MCP42x device instance
112	pub fn new_mcp42x(spi: SPI) -> Self {	6✔
113	Mcp4x {	6✔
114	iface: interface::SpiInterface { spi },	6✔
115	_ic: PhantomData,	6✔
116	}	6✔
117	}	6✔
118
119	/// Destroy driver instance, return SPI bus instance and CS output pin.
120	pub fn destroy_mcp42x(self) -> SPI {	6✔
121	self.iface.spi	6✔
122	}	6✔
123	}

eldruin / mcp4x-rs / 12241440399

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