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olivia 2018-05-22 22:27:51 +02:00
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@ -30,10 +30,10 @@ pub fn exec() {
Each exercise file is supposed to have one `exec` function which gets called by the `main.rs` file. Each exercise file is supposed to have one `exec` function which gets called by the `main.rs` file.
This function, in turn, calls all individual test functions. This function, in turn, calls all individual test functions.
The tests themselves can generally be structured in whatever way is desired. Two macros are provided The tests themselves can generally be structured in whatever way is desired, there doesn't have to be a "tests" module, for example. Two macros are provided
for convenience. The `verify!` macro is essentially a specialized `assert_eq!`, but it doesn't panic for convenience. The `verify` helper function is essentially a specialized `assert_eq!`, but it doesn't panic
if the values mismatch, instead it prints out a helpful error message and keeps going. The if the values mismatch, instead it prints out a helpful error message and keeps going. The
`verify_easy!` macro is designed as a drop-in replacement for the `verify!` macro for if the learner needs help solving the exercise. It prints the expected value, too. `verify_easy` function is designed as a drop-in replacement for the `verify` function for if the learner needs help solving the exercise. It prints the expected value, too.
This is roughly what the console output for a simple exercise looks right now: This is roughly what the console output for a simple exercise looks right now: