Integrated contribution from Geoffroy Arnoud (RENATER), which adds support for...

Integrated contribution from Geoffroy Arnoud (RENATER), which adds support for sorting accented values. See merge request aai/SWITCHwayf!8

test/sortUsingTypeIndexAndNameTest.php

+<?php
+
+use PHPUnit\Framework\TestCase;
+
+require("../lib//functions.php");
+
+
+final class SortTest extends TestCase
+{
+    public function testRemoveAccents()
+    {
+        $string  = "Foo";
+        $this->assertEquals(
+          removeAccents($string),
+          "Foo"
+        );
+
+        $string  = "Fôö";
+        $this->assertEquals(
+          removeAccents($string),
+          "Foo"
+        );
+
+        $this->assertLessThan(
+          0,
+          strcasecmp(removeAccents("École"), removeAccents("Foo"))
+      );
+    }
+
+    public function testSortAccents()
+    {
+        $first{"Name"} = "Bar";
+        $last{"Name"} = "Foo";
+
+        $this->assertLessThan(
+          0,
+          sortUsingTypeIndexAndName($first, $last)
+      );
+
+        $first{"Name"} = "École";
+        $last{"Name"} = "Foo";
+
+        $this->assertLessThan(
+          0,
+          sortUsingTypeIndexAndName($first, $last)
+      );
+    }
+}