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Emphasize moving code (#883)

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This prevents people from having duplicate code and potentially encountering errors. If both copies are kept the compiler may complain `error: cannot find macro `serial_println` in this scope` in `main.rs`
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Brian Kung
2020-11-20 03:20:16 -06:00
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parent a081faf3cc
commit e8f5ee95c6
2 changed files with 2 additions and 2 deletions
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blog/content/second-edition/posts/04-testing/index.md
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@@ -687,7 +687,7 @@ To make the required functions available to our integration test, we need to spl
Like the `main.rs`, the `lib.rs` is a special file that is automatically recognized by cargo. The library is a separate compilation unit, so we need to specify the `#![no_std]` attribute again.
To make our library work with `cargo test`, we need to also add the test functions and attributes:
To make our library work with `cargo test`, we need to also move the test functions and attributes from `main.rs` to `lib.rs`:
```rust
// in src/lib.rs