Struct Expectation

Source

pub struct Expectation<T> { /* private fields */ }

Implementations§

Source §

pub fn to_be(self, expected: T)

Examples found in repository ?

examples/example_smoke.rs (line 10)

5fn main() {
6    let tests = collect_tests(|| {
7        describe!("math", {
8            test!("adds two numbers", |ctx| {
9                ctx.stdout("ok\n");
10                expect(2 + 3).to_be(5);
11            });
12
13            test!("handles negatives", id = "math/handles-negatives", |ctx| {
14                assert!(ctx.observe().metric("wall_time_ns", 42.0));
15                expect(-2 + 1).to_be(-1);
16            });
17        });
18    })
19    .expect("collection should validate");
20
21    for test in &tests {
22        let outcome = run_test(test);
23        println!("{} => {}", test.canonical_name(), outcome.exit);
24    }
25}

Source

pub fn to_equal(self, expected: T)

Source §

impl<T> Expectation<T>
where T: Truthy + Debug,

Source

pub fn to_be_truthy(self)

Examples found in repository ?

examples/host_example.rs (line 10)

5fn main() {
6    let tests = collect_tests(|| {
7        describe!("pkg", {
8            test!("smoke test", id = "pkg::smoke", |ctx| {
9                ctx.stdout("ok\n");
10                expect(true).to_be_truthy();
11            });
12
13            test!("failing test", id = "pkg::fail", |ctx| {
14                ctx.stderr("failure\n");
15                ctx.set_exit(1);
16            });
17        });
18    })
19    .expect("collection should validate");
20
21    let exit_code = match observer_host_main("rust", &tests) {
22        Ok(()) => 0,
23        Err(error) => {
24            eprintln!("{error}");
25            2
26        }
27    };
28    std::process::exit(exit_code);
29}

More examples

Hide additional examples

examples/host_embed_example.rs (line 14)

9fn main() {
10    let tests = collect_tests(|| {
11        describe!("pkg", {
12            test!("embedded smoke test", id = "pkg::embedded-smoke", |ctx| {
13                ctx.stdout("ok\n");
14                expect(true).to_be_truthy();
15            });
16        });
17    })
18    .expect("collection should validate");
19
20    let args = std::env::args().collect::<Vec<_>>();
21    if args.get(1).map(String::as_str) == Some("observe") {
22        let exit_code = match observer_host_dispatch_embedded("rust", "observe", &tests, args) {
23            Ok(()) => 0,
24            Err(error) => {
25                eprintln!("{error}");
26                2
27            }
28        };
29        std::process::exit(exit_code);
30    }
31
32    app_main(&args);
33}