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Fixed lot of spell mistakes
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la10736 committed Aug 13, 2023
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4 changes: 2 additions & 2 deletions CHANGELOG.md
Expand Up @@ -4,8 +4,8 @@

### Changed

- Now `#[files]` accept also parent folders: see [#205](https://github.com/la10736/rstest/issues/205)
for more details.
- Now `#[files]` accept also parent folders (see [#205](https://github.com/la10736/rstest/issues/205)
for more details).

## [0.18.1] 2023/7/5

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68 changes: 36 additions & 32 deletions README.md
Expand Up @@ -12,7 +12,7 @@
fixtures and table-based tests. To use it, add the
following lines to your `Cargo.toml` file:

```
```toml
[dev-dependencies]
rstest = "0.18.2"
```
Expand Down Expand Up @@ -96,8 +96,8 @@ values.

#### Use Parametrize definition in more tests

If you need to use a test list for more than one test you can use [`rstest_reuse`][reuse-crate-link]
crate. With this helper crate you can define a template and use it everywhere .
If you need to use a test list for more than one test you can use [`rstest_reuse`][reuse-crate-link]
crate. With this helper crate you can define a template and use it everywhere.

```rust
use rstest::rstest;
Expand All @@ -115,11 +115,11 @@ fn it_works(#[case] a: u32, #[case] b: u32) {
}
```

See [`rstest_reuse`][reuse-crate-link] for more dettails.
See [`rstest_reuse`][reuse-crate-link] for more details.

### Magic Conversion

If you need a value where its type implement `FromStr()` trait you can use a literal
If you need a value where its type implement `FromStr()` trait you can use a literal
string to build it:

```rust
Expand All @@ -132,12 +132,13 @@ fn check_port(#[case] addr: SocketAddr, #[case] expected: u16) {
assert_eq!(expected, addr.port());
}
```

You can use this feature also in value list and in fixture default value.

### Async

`rstest` provides out of the box `async` support. Just mark your
test function as `async` and it'll use `#[async-std::test]` to
test function as `async`, and it'll use `#[async-std::test]` to
annotate it. This feature can be really useful to build async
parametric tests using a tidy syntax:

Expand All @@ -152,8 +153,9 @@ async fn my_async_test(#[case] expected: u32, #[case] a: u32, #[case] b: u32) {
assert_eq!(expected, async_sum(a, b).await);
}
```
Currently only `async-std` is supported out of the box. But if you need to use
another runtime that provide it's own test attribute (i.e. `tokio::test` or

Currently, only `async-std` is supported out of the box. But if you need to use
another runtime that provide its own test attribute (i.e. `tokio::test` or
`actix_rt::test`) you can use it in your `async` test like described in
[Inject Test Attribute](#inject-test-attribute).

Expand All @@ -180,7 +182,7 @@ async fn my_async_test(#[future] base: u32, #[case] expected: u32, #[future] #[c
}
```

As you noted you should `.await` all _future_ values and this some times can be really boring.
As you noted you should `.await` all _future_ values and this sometimes can be really boring.
In this case you can use `#[future(awt)]` to _awaiting_ an input or annotating your function
with `#[awt]` attributes to globally `.await` all your _future_ inputs. Previous code can be
simplified like follow:
Expand Down Expand Up @@ -217,9 +219,9 @@ fn for_each_file(#[files("src/**/*.rs")] #[exclude("test")] path: PathBuf) {
}
```

The default behavior is to ignore the files that starts with `"."` but you can
The default behavior is to ignore the files that start with `"."`, but you can
modify this by use `#[include_dot_files]` attribute. The `files` attribute can be
used more than once on the same variable and you can also create some custom
used more than once on the same variable, and you can also create some custom
exclusion rules with the `#[exclude("regex")]` attributes that filter out all
paths that verify the regular expression.

Expand Down Expand Up @@ -249,12 +251,13 @@ async fn single_pass() {
assert_eq!(4, delayed_sum(2, 2, ms(10)).await);
}
```

In this case test pass because the delay is just 10 milliseconds and timeout is
80 milliseconds.

You can use `timeout` attribute like any other attibute in your tests and you can
You can use `timeout` attribute like any other attribute in your tests, and you can
override a group timeout with a case specific one. In the follow example we have
3 tests where first and third use 100 millis but the second one use 10 millis.
3 tests where first and third use 100 milliseconds but the second one use 10 milliseconds.
Another valuable point in this example is to use an expression to compute the
duration.

Expand All @@ -279,7 +282,7 @@ feature (enabled by default).

### Inject Test Attribute

If you would like to use another `test` attribute for your test you can simply
If you would like to use another `test` attribute for your test you can simply
indicate it in your test function's attributes. For instance if you want
to test some async function with use `actix_rt::test` attribute you can just write:

Expand All @@ -296,11 +299,12 @@ async fn my_async_test(#[case] a: u32, #[case] #[future] result: u32) {
assert_eq!(2 * a, result.await);
}
```

Just the attributes that ends with `test` (last path segment) can be injected.

### Use `#[once]` Fixture

If you need to a fixture that should be inizialized just once for all tests
If you need to a fixture that should be initialized just once for all tests
you can use `#[once]` attribute. `rstest` call your fixture function just once and
return a reference to your function result to all your tests:

Expand All @@ -317,12 +321,11 @@ fn single(once_fixture: &i32) {
}
```


## Complete Example

All these features can be used together with a mixture of fixture variables,
fixed cases and bunch of values. For instance, you might need two
test cases which test for panics, one for a logged in user and one for a guest user.
fixed cases and a bunch of values. For instance, you might need two
test cases which test for panics, one for a logged-in user and one for a guest user.

```rust
use rstest::*;
Expand All @@ -340,10 +343,10 @@ fn alice() -> User {
}

#[rstest]
#[case::authed_user(alice())] // We can use `fixture` also as standard function
#[case::authorized_user(alice())] // We can use `fixture` also as standard function
#[case::guest(User::Guest)] // We can give a name to every case : `guest` in this case
// and `authed_user`
#[should_panic(expected = "Invalid query error")] // We whould test a panic
// and `authorized_user`
#[should_panic(expected = "Invalid query error")] // We would test a panic
fn should_be_invalid_query_error(
repository: impl Repository,
#[case] user: User,
Expand All @@ -354,26 +357,27 @@ fn should_be_invalid_query_error(
```

This example will generate exactly 6 tests grouped by 2 different cases:
```

```text
running 6 tests
test should_be_invalid_query_error::case_1_authed_user::query_1_____ - should panic ... ok
test should_be_invalid_query_error::case_1_authorized_user::query_1_____ - should panic ... ok
test should_be_invalid_query_error::case_2_guest::query_2_____someinvalid_chars__ - should panic ... ok
test should_be_invalid_query_error::case_1_authed_user::query_2_____someinvalid_chars__ - should panic ... ok
test should_be_invalid_query_error::case_1_authorized_user::query_2_____someinvalid_chars__ - should panic ... ok
test should_be_invalid_query_error::case_2_guest::query_3____n_o_d_o_t_s___ - should panic ... ok
test should_be_invalid_query_error::case_1_authed_user::query_3____n_o_d_o_t_s___ - should panic ... ok
test should_be_invalid_query_error::case_1_authorized_user::query_3____n_o_d_o_t_s___ - should panic ... ok
test should_be_invalid_query_error::case_2_guest::query_1_____ - should panic ... ok
test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
```

Note that the names of the values _try_ to convert the input expression in a
Rust valid identifier name to help you to find which tests fail.
Note that the names of the values _try_ to convert the input expression in a
Rust valid identifier name to help you find which tests fail.

## More

Is that all? Not quite yet!

A fixture can be injected by another fixture and they can be called
A fixture can be injected by another fixture, and they can be called
using just some of its arguments.

```rust
Expand Down Expand Up @@ -406,21 +410,21 @@ fn is_42(#[with("", 42)] user: User) {
As you noted you can provide default values without the need of a fixture
to define it.

Finally if you need tracing the input values you can just
Finally, if you need tracing the input values you can just
add the `trace` attribute to your test to enable the dump of all input
variables.

```rust
#[rstest]
#[case(42, "FortyTwo", ("minus twelve", -12))]
#[case(24, "TwentyFour", ("minus twentyfour", -24))]
#[trace] //This attribute enable traceing
#[trace] //This attribute enable tracing
fn should_fail(#[case] number: u32, #[case] name: &str, #[case] tuple: (&str, i32)) {
assert!(false); // <- stdout come out just for failed tests
}
```

```
```text
running 2 tests
test should_fail::case_1 ... FAILED
test should_fail::case_2 ... FAILED
Expand Down Expand Up @@ -456,7 +460,7 @@ In case one or more variables don't implement the `Debug` trait, an error
is raised, but it's also possible to exclude a variable using the
`#[notrace]` argument attribute.

You can learn more on [Docs][docs-link] and find more examples in
You can learn more on [Docs][docs-link] and find more examples in
[`tests/resources`](tests/resources) directory.

## Changelog
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