From 04aede3893412f58dc7b7b157f6ba990ac33884a Mon Sep 17 00:00:00 2001
From: "Christopher C. Wells" <git@chris-wells.net>
Date: Sun, 28 Mar 2021 20:05:23 -0700
Subject: [PATCH] Add tests for custom rules

---
 tests/Unit/Rules/ArrayNotEmptyTest.php        | 25 +++++++
 tests/Unit/Rules/InArrayTest.php              | 25 +++++++
 tests/Unit/Rules/RulesTestCase.php            | 27 +++++++
 .../Rules/StringIsDecimalOrFractionTest.php   | 71 +++++++++++++++++++
 tests/Unit/Rules/UsesIngredientTraitTest.php  | 24 +++++++
 5 files changed, 172 insertions(+)
 create mode 100644 tests/Unit/Rules/ArrayNotEmptyTest.php
 create mode 100644 tests/Unit/Rules/InArrayTest.php
 create mode 100644 tests/Unit/Rules/RulesTestCase.php
 create mode 100644 tests/Unit/Rules/StringIsDecimalOrFractionTest.php
 create mode 100644 tests/Unit/Rules/UsesIngredientTraitTest.php

diff --git a/tests/Unit/Rules/ArrayNotEmptyTest.php b/tests/Unit/Rules/ArrayNotEmptyTest.php
new file mode 100644
index 0000000..cad3560
--- /dev/null
+++ b/tests/Unit/Rules/ArrayNotEmptyTest.php
@@ -0,0 +1,25 @@
+<?php
+
+
+namespace Tests\Unit\Rules;
+
+use App\Rules\ArrayNotEmpty;
+
+class ArrayNotEmptyTest extends RulesTestCase
+{
+
+    /**
+     * Test array not empty rule.
+     *
+     * @see \App\Rules\ArrayNotEmpty
+     */
+    public function testArrayNotEmptyRule(): void
+    {
+        $this->validator->setRules([new ArrayNotEmpty()]);
+        $this->validator->setData([['item']]);
+        $this->assertTrue($this->validator->passes());
+        $this->validator->setData([[]]);
+        $this->assertFalse($this->validator->passes());
+    }
+
+}
diff --git a/tests/Unit/Rules/InArrayTest.php b/tests/Unit/Rules/InArrayTest.php
new file mode 100644
index 0000000..6b907e4
--- /dev/null
+++ b/tests/Unit/Rules/InArrayTest.php
@@ -0,0 +1,25 @@
+<?php
+
+
+namespace Tests\Unit\Rules;
+
+use App\Rules\InArray;
+
+class InArrayTest extends RulesTestCase
+{
+
+    /**
+     * Test in array rule.
+     *
+     * @see \App\Rules\InArray
+     */
+    public function testInArrayRule(): void
+    {
+        $this->validator->setRules([new InArray(['item'])]);
+        $this->validator->setData(['item']);
+        $this->assertTrue($this->validator->passes());
+        $this->validator->setData(['not item']);
+        $this->assertFalse($this->validator->passes());
+    }
+
+}
diff --git a/tests/Unit/Rules/RulesTestCase.php b/tests/Unit/Rules/RulesTestCase.php
new file mode 100644
index 0000000..c02e1c3
--- /dev/null
+++ b/tests/Unit/Rules/RulesTestCase.php
@@ -0,0 +1,27 @@
+<?php
+
+namespace Tests\Unit\Rules;
+
+use App\Support\ArrayFormat;
+use Illuminate\Translation\ArrayLoader;
+use Illuminate\Translation\Translator;
+use Illuminate\Validation\Validator;
+use PHPUnit\Framework\TestCase;
+
+abstract class RulesTestCase extends TestCase
+{
+
+    protected Validator $validator;
+
+    /**
+     * @{inheritdoc}
+     */
+    public function setUp(): void
+    {
+        parent::setUp();
+        $loader = new ArrayLoader();
+        $translator = new Translator($loader, 'en');
+        $this->validator = new Validator($translator, [], []);
+    }
+
+}
diff --git a/tests/Unit/Rules/StringIsDecimalOrFractionTest.php b/tests/Unit/Rules/StringIsDecimalOrFractionTest.php
new file mode 100644
index 0000000..09863ee
--- /dev/null
+++ b/tests/Unit/Rules/StringIsDecimalOrFractionTest.php
@@ -0,0 +1,71 @@
+<?php
+
+
+namespace Tests\Unit\Rules;
+
+use App\Rules\StringIsDecimalOrFraction;
+
+class StringIsDecimalOrFractionTest extends RulesTestCase
+{
+
+    /**
+     * @{inheritdoc}
+     */
+    public function setUp(): void
+    {
+        parent::setUp();
+        $this->validator->setRules([new StringIsDecimalOrFraction()]);
+    }
+
+    /**
+     * Test string is decimal or faction rule with failing values.
+     *
+     * @dataProvider invalidDecimalsAndFractions
+     *
+     * @see \App\Rules\InArray
+     */
+    public function testStringIsDecimalOrFractionRuleFails(mixed $value): void
+    {
+        $this->validator->setData([$value]);
+        $this->assertFalse($this->validator->passes());
+    }
+
+    /**
+     * Test string is decimal or faction rule with passing values.
+     *
+     * @dataProvider validDecimalsAndFractions
+     *
+     * @see \App\Rules\InArray
+     */
+    public function testStringIsDecimalOrFractionRulePasses(mixed $value): void
+    {
+        $this->validator->setData([$value]);
+        $this->assertTrue($this->validator->passes());
+    }
+
+    /**
+     * Data providers.
+     */
+
+    /**
+     * Provide valid decimals or fractions
+     *
+     * @see \Tests\Unit\Rules\StringIsDecimalOrFractionTest::testStringIsDecimalOrFractionRule()
+     */
+    public function invalidDecimalsAndFractions(): array {
+        return [['0'], [0], ['string']];
+    }
+
+    /**
+     * Provide valid decimals or fractions
+     *
+     * @see \Tests\Unit\Rules\StringIsDecimalOrFractionTest::testStringIsDecimalOrFractionRule()
+     */
+    public function validDecimalsAndFractions(): array {
+        return [
+            ['0.5'], ['1'], ['1.25'], ['1 1/2'], ['2 2/3'],
+            [1/3], [1], [2.5]
+        ];
+    }
+
+}
diff --git a/tests/Unit/Rules/UsesIngredientTraitTest.php b/tests/Unit/Rules/UsesIngredientTraitTest.php
new file mode 100644
index 0000000..db6abc6
--- /dev/null
+++ b/tests/Unit/Rules/UsesIngredientTraitTest.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace Tests\Unit\Rules;
+
+use App\Models\Food;
+use App\Models\User;
+use App\Rules\UsesIngredientTrait;
+
+class UsesIngredientTraitTest extends RulesTestCase
+{
+
+    /**
+     * Test uses Ingredient trait rule.
+     *
+     * @see \App\Rules\UsesIngredientTrait
+     */
+    public function testUsesIngredientTraitRule(): void {
+        $this->validator->setRules([new UsesIngredientTrait()]);
+        $this->validator->setData([Food::class]);
+        $this->assertTrue($this->validator->passes());
+        $this->validator->setData([User::class]);
+        $this->assertFalse($this->validator->passes());
+    }
+}