添加单元测试

tests/phpunit/CollectionsTest.php

@@ -0,0 +1,25 @@
+<?php
+
+use PHPUnit\Framework\TestCase;
+
+class CollectionsTest extends TestCase
+{
+    public function testNamedTuple()
+    {
+        $namedtuple = PyCore::import('collections')->namedtuple;
+        $Person = $namedtuple('Person', ['name', 'age', 'gender']);
+        $p1 = $Person(name: '阮奇桢', age: 40, gender: '男');
+        $this->assertEquals('阮奇桢', $p1->name);
+        $this->assertEquals(40, $p1->age);
+        $this->assertEquals('男', $p1->gender);
+    }
+
+    public function testCounter()
+    {
+        $Counter = PyCore::import('collections')->Counter;
+
+        $words = ['red', 'blue', 'red', 'green', 'blue', 'blue'];
+        $word_counts = $Counter($words);
+        $this->assertEquals(PyCore::dict($word_counts), PyCore::dict(['blue' => 3, 'red' => 2, 'green' => 1]));
+    }
+}