61 lines
2.1 KiB
Perl
61 lines
2.1 KiB
Perl
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#!/usr/bin/env perl6
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use v6;
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use Test;
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use lib my $dir = $?FILE.IO.dirname; #`[Look for the module inside the same directory as this test file.]
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use JSON::Fast;
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my $exercise = 'HelloWorld'; #`[The name of this exercise.]
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my $version = v2; #`[The version we will be matching against the exercise.]
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my $module = %*ENV<EXERCISM> ?? 'Example' !! $exercise; #`[%*ENV<EXERCISM> is for tests not directly for the exercise, don't worry about these :)]
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plan 3; #`[This is how many tests we expect to run.]
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#`[Check that the module can be use-d.]
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use-ok $module or bail-out;
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require ::($module);
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#`[If the exercise is updated, we want to make sure other people testing
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your code don't think you've made a mistake if things have changed!]
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if ::($exercise).^ver !~~ $version {
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warn "\nExercise version mismatch. Further tests may fail!"
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~ "\n$exercise is $(::($exercise).^ver.gist). "
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~ "Test is $($version.gist).\n";
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bail-out 'Example version must match test version.' if %*ENV<EXERCISM>;
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}
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#`[Import '&hello' from 'HelloWorld']
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require ::($module) <&hello>;
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my $c-data;
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#`[Go through the cases (hiding at the bottom of this file)
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and check that &hello gives us the correct response.]
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is &::('hello')(), |.<expected description> for @($c-data<cases>);
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#`[Ignore this for your exercise! Tells Exercism folks when exercise cases become out of date.]
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if %*ENV<EXERCISM> {
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if (my $c-data-file = "$dir/../../problem-specifications/exercises/{$dir.IO.resolve.basename}/canonical-data.json".IO.resolve) ~~ :f {
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is-deeply $c-data, EVAL('use JSON::Fast; from-json($c-data-file.slurp);'), 'canonical-data';
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} else { flunk 'canonical-data' }
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} else { skip }
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done-testing; #`[There are no more tests after this :)]
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#`['INIT' is a phaser, it makes sure that the test data is available before everything else
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starts running (otherwise we'd have to shove the test data into the middle of the file!)]
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INIT {
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$c-data := from-json q:to/END/;
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{
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"exercise": "hello-world",
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"version": "1.0.0",
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"cases": [
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{
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"description": "Say Hi!",
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"property": "hello",
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"expected": "Hello, World!"
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}
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]
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}
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END
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}
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