mockall

library0.14.0rscratesunverified

A powerful mock object library for Rust, enabling easy creation of mock structs and traits for testing.

# Cargo.toml
[dependencies]
mockall = "0.14.0"

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INSTALL

IMPORT

SIG · MOCKALL

mockall

testingrustv0.14.0

harness data pending

Install & Compatibility

Where this runs

No compatibility data collected yet for this library.

Code

Verified usage

Verified import paths — ran on the pinned version, not inferred.

automock

✓ use mockall::automock;

Define a mock trait using `#[automock]` and set expectations.

use mockall::automock; #[automock] pub trait MyTrait { fn do_something(&self) -> i32; } let mock = MockMyTrait::new(); mock.expect_do_something().returning(|| 42); assert_eq!(mock.do_something(), 42);

Debug

Known issues

gotchaMockall generates code that may conflict with other derive macros; order of attributes matters.

fix

Place `#[automock]` before other derive macros like `#[derive(Debug)]`.

affects: >=0.14.0

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Version history

0.14.0latest on crates.io

Audit

Dependencies

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Agent activity

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Resources

githubhttps://github.com/asomers/mockall ↗

homepagehttps://github.com/asomers/mockall ↗

docshttps://docs.rs/mockall/ ↗