Implement tests

Author: e1himself

test.php

@@ -0,0 +1,76 @@
+<?php
+
+if (ini_get('zend.assertions') !== '1') {
+    throw new LogicException('Tests are expecting `zend.assertions` set to 1 in php.ini.');
+}
+
+if (ini_get('assert.exception') !== '1') {
+    throw new LogicException('Tests are expecting `assert.exception` set to 1 in php.ini.');
+}
+
+require __DIR__ . '/vendor/autoload.php';
+
+$status = (function() {
+    $total = 0;
+    $passed = 0;
+    $failed = 0;
+    $finished = false;
+
+    register_shutdown_function(function () use (&$finished) {
+        if (! $finished) {
+            echo 'Not all tests were executed.', PHP_EOL;
+            return 1;
+        }
+        return 0;
+    });
+
+    $tests = [];
+
+    foreach (scandir(__DIR__ . '/tests') as $file) {
+        if (substr($file, 0, 10) === 'it_should_') {
+            $tests[] = $file;
+        }
+    }
+
+    $errors = [];
+
+    foreach ($tests as $file) {
+        $total++;
+        try {
+            require __DIR__ . '/tests/' . $file;
+            $passed++;
+            echo '.';
+        } catch (Throwable $exception) {
+            echo 'E';
+            $failed++;
+            $errors[$file] = $exception;
+        }
+    }
+
+    echo " {$total}/{$total} (100%)", PHP_EOL;
+
+    if ($failed > 0) {
+        echo "There were {$failed} errors: ", PHP_EOL;
+    }
+
+    foreach (array_keys($errors) as $i => $test) {
+        echo PHP_EOL;
+        $exception = $errors[$test];
+        echo sprintf("%s) %s", $i + 1, $test), PHP_EOL;
+        echo sprintf("`%s` was thrown.", get_class($exception)), PHP_EOL;
+        echo sprintf('"%s"', $exception->getMessage()), PHP_EOL;
+        echo $exception->getTraceAsString(), PHP_EOL;
+    }
+
+    echo PHP_EOL;
+
+    echo "Tests executed: {$total}", PHP_EOL;
+    echo "Passed: {$passed}", PHP_EOL;
+    echo "Failed: {$failed}", PHP_EOL;
+
+    $finished = true;
+
+    return $failed === 0 ? 0 : 1;
+})();
+
+exit($status);

tests/it_should_always_report_service_not_defined.php

@@ -0,0 +1,12 @@
+<?php
+
+use Psr\Container\ContainerInterface;
+use Technically\NullContainer\NullContainer;
+
+$container = new NullContainer();
+
+assert($container->has('a') === false);
+assert($container->has('b') === false);
+assert($container->has('c') === false);
+assert($container->has(NullContainer::class) === false);
+assert($container->has(ContainerInterface::class) === false);

tests/it_should_always_throw_service_not_found.php

@@ -0,0 +1,17 @@
+<?php
+
+use Psr\Container\NotFoundExceptionInterface;
+use Technically\NullContainer\Exceptions\ServiceNotFound;
+use Technically\NullContainer\NullContainer;
+
+$container = new NullContainer();
+
+try {
+    $container->get('a');
+} catch (ServiceNotFound $exception) {
+    // passthru
+}
+
+assert(isset($exception));
+assert($exception instanceof ServiceNotFound);
+assert($exception instanceof NotFoundExceptionInterface);

tests/it_should_instantiate.php

@@ -0,0 +1,7 @@
+<?php
+
+use Technically\NullContainer\NullContainer;
+
+$container = new NullContainer();
+
+assert($container instanceof NullContainer);