Fix: Add tests

psalm-baseline.xml

@@ -81,6 +81,11 @@
       <code>provideDurationAndFormattedDuration</code>
     </PossiblyUnusedMethod>
   </file>
+  <file src="test/Unit/Reporter/DefaultReporterTest.php">
+    <PossiblyUnusedMethod>
+      <code>provideExpectedReportMaximumDurationMaximumCountAndSlowTests</code>
+    </PossiblyUnusedMethod>
+  </file>
   <file src="test/Unit/TimeTest.php">
     <PossiblyUnusedMethod>
       <code>provideStartEndAndDuration</code>

test/Unit/Reporter/DefaultReporterTest.php

@@ -0,0 +1,257 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * Copyright (c) 2021-2023 Andreas Möller
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE.md file that was distributed with this source code.
+ *
+ * @see https://github.com/ergebnis/phpunit-slow-test-detector
+ */
+
+namespace Ergebnis\PHPUnit\SlowTestDetector\Test\Unit\Reporter;
+
+use Ergebnis\PHPUnit\SlowTestDetector\Comparator;
+use Ergebnis\PHPUnit\SlowTestDetector\Count;
+use Ergebnis\PHPUnit\SlowTestDetector\Duration;
+use Ergebnis\PHPUnit\SlowTestDetector\Formatter;
+use Ergebnis\PHPUnit\SlowTestDetector\Reporter;
+use Ergebnis\PHPUnit\SlowTestDetector\SlowTest;
+use Ergebnis\PHPUnit\SlowTestDetector\Test;
+use Ergebnis\PHPUnit\SlowTestDetector\TestIdentifier;
+use PHPUnit\Framework;
+
+#[Framework\Attributes\CoversClass(Reporter\DefaultReporter::class)]
+#[Framework\Attributes\UsesClass(Comparator\DurationComparator::class)]
+#[Framework\Attributes\UsesClass(Count::class)]
+#[Framework\Attributes\UsesClass(Duration::class)]
+#[Framework\Attributes\UsesClass(Formatter\DefaultDurationFormatter::class)]
+#[Framework\Attributes\UsesClass(SlowTest::class)]
+#[Framework\Attributes\UsesClass(TestIdentifier::class)]
+final class DefaultReporterTest extends Framework\TestCase
+{
+    use Test\Util\Helper;
+
+    public function testReportReturnsEmptyStringWhenThereAreNoSlowTests(): void
+    {
+        $faker = self::faker();
+
+        $reporter = new Reporter\DefaultReporter(
+            new Formatter\DefaultDurationFormatter(),
+            Duration::fromMilliseconds($faker->numberBetween(0)),
+            Count::fromInt($faker->numberBetween(1)),
+        );
+
+        $report = $reporter->report();
+
+        self::assertSame('', $report);
+    }
+
+    #[Framework\Attributes\DataProvider('provideExpectedReportMaximumDurationMaximumCountAndSlowTests')]
+    public function testReportReturnsReportWhenThereAreFewerSlowTestsThanMaximumCount(
+        string $expectedReport,
+        Duration $maximumDuration,
+        Count $maximumCount,
+        SlowTest ...$slowTests,
+    ): void {
+        $reporter = new Reporter\DefaultReporter(
+            new Formatter\DefaultDurationFormatter(),
+            $maximumDuration,
+            $maximumCount,
+        );
+
+        $report = $reporter->report(...$slowTests);
+
+        self::assertSame($expectedReport, $report);
+    }
+
+    public static function provideExpectedReportMaximumDurationMaximumCountAndSlowTests(): \Generator
+    {
+        $values = [
+            'header-singular' => [
+                <<<'TXT'
+Detected 1 test that took longer than expected.
+
+1. 0.300 (0.100) FooTest::test
+TXT,
+                Duration::fromMilliseconds(500),
+                Count::fromInt(1),
+                [
+                    SlowTest::create(
+                        TestIdentifier::fromString('FooTest::test'),
+                        Duration::fromMilliseconds(300),
+                        Duration::fromMilliseconds(100),
+                    ),
+                ],
+            ],
+            'header-plural' => [
+                <<<'TXT'
+Detected 2 tests that took longer than expected.
+
+1. 0.300 (0.100) FooTest::test
+2. 0.275 (0.100) BarTest::test
+TXT,
+                Duration::fromMilliseconds(500),
+                Count::fromInt(2),
+                [
+                    SlowTest::create(
+                        TestIdentifier::fromString('FooTest::test'),
+                        Duration::fromMilliseconds(300),
+                        Duration::fromMilliseconds(100),
+                    ),
+                    SlowTest::create(
+                        TestIdentifier::fromString('BarTest::test'),
+                        Duration::fromMilliseconds(275),
+                        Duration::fromMilliseconds(100),
+                    ),
+                ],
+            ],
+            'list-sorted' => [
+                <<<'TXT'
+Detected 3 tests that took longer than expected.
+
+1. 0.300 (0.100) FooTest::test
+2. 0.275 (0.100) BarTest::test
+3. 0.250 (0.100) BazTest::test
+TXT,
+                Duration::fromMilliseconds(500),
+                Count::fromInt(3),
+                [
+                    SlowTest::create(
+                        TestIdentifier::fromString('FooTest::test'),
+                        Duration::fromMilliseconds(300),
+                        Duration::fromMilliseconds(100),
+                    ),
+                    SlowTest::create(
+                        TestIdentifier::fromString('BarTest::test'),
+                        Duration::fromMilliseconds(275),
+                        Duration::fromMilliseconds(100),
+                    ),
+                    SlowTest::create(
+                        TestIdentifier::fromString('BazTest::test'),
+                        Duration::fromMilliseconds(250),
+                        Duration::fromMilliseconds(100),
+                    ),
+                ],
+            ],
+            'list-unsorted' => [
+                <<<'TXT'
+Detected 3 tests that took longer than expected.
+
+1. 0.300 (0.100) FooTest::test
+2. 0.275 (0.100) BarTest::test
+3. 0.250 (0.100) BazTest::test
+TXT,
+                Duration::fromMilliseconds(500),
+                Count::fromInt(3),
+                [
+                    SlowTest::create(
+                        TestIdentifier::fromString('BazTest::test'),
+                        Duration::fromMilliseconds(250),
+                        Duration::fromMilliseconds(100),
+                    ),
+                    SlowTest::create(
+                        TestIdentifier::fromString('BarTest::test'),
+                        Duration::fromMilliseconds(275),
+                        Duration::fromMilliseconds(100),
+                    ),
+                    SlowTest::create(
+                        TestIdentifier::fromString('FooTest::test'),
+                        Duration::fromMilliseconds(300),
+                        Duration::fromMilliseconds(100),
+                    ),
+                ],
+            ],
+            'list-different-maximum-duration' => [
+                <<<'TXT'
+Detected 3 tests that took longer than expected.
+
+1. 20:50.000 (16:40.000) FooTest::test
+2.  9:35.000 ( 8:20.000) BarTest::test
+3.     0.250 (    0.100) BazTest::test
+TXT,
+                Duration::fromMilliseconds(500),
+                Count::fromInt(3),
+                [
+                    SlowTest::create(
+                        TestIdentifier::fromString('FooTest::test'),
+                        Duration::fromMilliseconds(1_250_000),
+                        Duration::fromMilliseconds(1_000_000),
+                    ),
+                    SlowTest::create(
+                        TestIdentifier::fromString('BarTest::test'),
+                        Duration::fromMilliseconds(575_000),
+                        Duration::fromMilliseconds(500_000),
+                    ),
+                    SlowTest::create(
+                        TestIdentifier::fromString('BazTest::test'),
+                        Duration::fromMilliseconds(250),
+                        Duration::fromMilliseconds(100),
+                    ),
+                ],
+            ],
+            'footer-singular' => [
+                <<<'TXT'
+Detected 2 tests that took longer than expected.
+
+1. 0.300 (0.100) FooTest::test
+
+There is 1 additional slow test that is not listed here.
+TXT,
+                Duration::fromMilliseconds(500),
+                Count::fromInt(1),
+                [
+                    SlowTest::create(
+                        TestIdentifier::fromString('FooTest::test'),
+                        Duration::fromMilliseconds(300),
+                        Duration::fromMilliseconds(100),
+                    ),
+                    SlowTest::create(
+                        TestIdentifier::fromString('BarTest::test'),
+                        Duration::fromMilliseconds(275),
+                        Duration::fromMilliseconds(100),
+                    ),
+                ],
+            ],
+            'footer-plural' => [
+                <<<'TXT'
+Detected 3 tests that took longer than expected.
+
+1. 0.300 (0.100) FooTest::test
+
+There are 2 additional slow tests that are not listed here.
+TXT,
+                Duration::fromMilliseconds(500),
+                Count::fromInt(1),
+                [
+                    SlowTest::create(
+                        TestIdentifier::fromString('FooTest::test'),
+                        Duration::fromMilliseconds(300),
+                        Duration::fromMilliseconds(100),
+                    ),
+                    SlowTest::create(
+                        TestIdentifier::fromString('BarTest::test'),
+                        Duration::fromMilliseconds(275),
+                        Duration::fromMilliseconds(100),
+                    ),
+                    SlowTest::create(
+                        TestIdentifier::fromString('BazTest::test'),
+                        Duration::fromMilliseconds(250),
+                        Duration::fromMilliseconds(100),
+                    ),
+                ],
+            ],
+        ];
+
+        foreach ($values as $key => [$expected, $maximumDuration, $maximumCount, $slowTests]) {
+            yield $key => [
+                $expected,
+                $maximumDuration,
+                $maximumCount,
+                ...$slowTests,
+            ];
+        }
+    }
+}