From c4a2ae17142a1846c841c5b5b9246e67d56c568e Mon Sep 17 00:00:00 2001
From: "J. King" <jking@jkingweb.ca>
Date: Fri, 20 Dec 2019 20:56:59 -0500
Subject: [PATCH] Tests for new features

---
 tests/bootstrap.php          |  2 +-
 tests/cases/TestEncoding.php | 56 ++++++++++++++++++++++++++++++++++++
 tests/phpunit.xml            |  2 ++
 3 files changed, 59 insertions(+), 1 deletion(-)
 create mode 100644 tests/cases/TestEncoding.php

diff --git a/tests/bootstrap.php b/tests/bootstrap.php
index b2357fa..bee0ebe 100644
--- a/tests/bootstrap.php
+++ b/tests/bootstrap.php
@@ -4,7 +4,7 @@
  * See LICENSE and AUTHORS files for details */
 
 declare(strict_types=1);
-namespace MensBeam\UTF8;
+namespace MensBeam\Intl;
 
 const NS_BASE = __NAMESPACE__."\\";
 define(NS_BASE."BASE", dirname(__DIR__).DIRECTORY_SEPARATOR);
diff --git a/tests/cases/TestEncoding.php b/tests/cases/TestEncoding.php
new file mode 100644
index 0000000..a65313c
--- /dev/null
+++ b/tests/cases/TestEncoding.php
@@ -0,0 +1,56 @@
+<?php
+/** @license MIT
+ * Copyright 2018 J. King et al.
+ * See LICENSE and AUTHORS files for details */
+
+declare(strict_types=1);
+namespace MensBeam\Intl\TestCase;
+
+use MensBeam\Intl\Encoding;
+
+class TestEncoding extends \PHPUnit\Framework\TestCase {
+    /** @dataProvider provideLabelData */
+    public function testMatchALabelToAnEncoding(string $label, array $exp) {
+        $this->assertSame($exp, Encoding::matchLabel($label));
+        $this->assertSame($exp, Encoding::matchLabel(strtoupper($label)));
+        $this->assertSame($exp, Encoding::matchLabel("    $label\n\n\r\t"));
+    }
+
+    public function testFailToMatchALabelToAnEncoding() {
+        $this->assertNull(Encoding::matchLabel("Not a label"));
+    }
+
+    /** @dataProvider provideLabelData */
+    public function testCreateADecoderFromALabel(string $label, array $data) {
+        $this->assertInstanceOf($data['class'], Encoding::createDecoder($label, ""));
+        $this->assertInstanceOf($data['class'], Encoding::createDecoder(strtoupper($label), ""));
+        $this->assertInstanceOf($data['class'], Encoding::createDecoder("    $label\n\n\r\t", ""));
+    }
+
+    public function testFailToCreateADecoderFromALabel() {
+        $this->assertNull(Encoding::createDecoder("Not a label", ""));
+    }
+
+    public function provideLabelData() {
+        $ns = "MensBeam\\Intl\\Encoding\\";
+        $labels = [];
+        $names = [];
+        foreach (new \GlobIterator(\MensBeam\Intl\BASE."/lib/Encoding/*.php", \FilesystemIterator::CURRENT_AS_PATHNAME) as $file) {
+            $file = basename($file, ".php");
+            $className = $ns.$file;
+            $class = new \ReflectionClass($className);
+            if ($class->implementsInterface(\MensBeam\Intl\Encoding\Encoding::class) && $class->isInstantiable()) {
+                $name = $class->getConstant("NAME");
+                $names[$name] = $className;
+                foreach ($class->getConstant("LABELS") as $label) {
+                    $labels[$label] = $name;
+                }
+            }
+        }
+        $out = [];
+        foreach ($labels as $label => $name) {
+            $out[] = [(string) $label, ['label' => (string) $label, 'name' => $name, 'class' => $names[$name]]];
+        }
+        return $out;
+    }
+}
diff --git a/tests/phpunit.xml b/tests/phpunit.xml
index 4874644..2037e9a 100644
--- a/tests/phpunit.xml
+++ b/tests/phpunit.xml
@@ -25,6 +25,8 @@
         <file>cases/Encoding/TestGB18030.php</file>
         <file>cases/Encoding/TestBig5.php</file>
         <file>cases/Encoding/TestEUCKR.php</file>
+
+        <file>cases/TestEncoding.php</file>
     </testsuite>
 </testsuites>
 </phpunit>