TokenFactory和Tokenizer基础

2021-01-22 14:21:11 +08:00
parent 10bf8e6481
commit 074f1805eb
7 changed files with 240 additions and 42 deletions
--- a/tests/Token/TokenInterfaceTest.php
+++ b/tests/Token/TokenInterfaceTest.php
@ -0,0 +1,96 @@
+<?php
+/**
+ * @filename TokenInterfaceTest.php
+ * @author Jerry Yan <792602257@qq.com>
+ * @date 2021/1/22 13:52
+ */
+
+namespace JerryYan\DSL\Test\Token;
+
+use JerryYan\DSL\Token\TokenAnd;
+use JerryYan\DSL\Token\TokenDefine;
+use JerryYan\DSL\Token\TokenInterface;
+use JerryYan\DSL\Token\TokenOr;
+use JerryYan\DSL\Token\TokenUndefined;
+use JerryYan\DSL\Token\TokenVar;
+use PHPUnit\Framework\TestCase;
+
+class TokenInterfaceTest extends TestCase
+{
+    /** @var TokenInterface[] TokenClass */
+    private $tokenTypes = [
+        TokenAnd::class,
+        TokenDefine::class,
+        TokenOr::class,
+        TokenUndefined::class,
+        TokenVar::class,
+    ];
+    protected $chainFirst;
+    protected $chainLast;
+    protected function setUp(): void
+    {
+        /** @var ?TokenInterface $next */
+        $last = NULL;
+        foreach ($this->tokenTypes as $cls) {
+            /** @var TokenInterface $current */
+            $current = new $cls('');
+            $current->setPrevToken($last);
+            if ($last !== NULL) $last->setNextToken($current);
+            $last = $current;
+        }
+        $this->chainLast = $last;
+        $this->chainFirst = $last->getFirstToken();
+    }
+
+    public function testGetFirstToken()
+    {
+        $this->assertInstanceOf($this->tokenTypes[0], $this->chainLast->getFirstToken(), '链表头类型非预期');
+    }
+
+    public function testGetPrevToken()
+    {
+        $this->assertInstanceOf($this->tokenTypes[count($this->tokenTypes)-2], $this->chainLast->getPrevToken(), '链表尾前一类型非预期');
+        $this->assertNull($this->chainFirst->getPrevToken(), '链表头前一类型非空');
+    }
+
+    public function testCount()
+    {
+        $this->assertEquals($this->chainFirst->count(), $this->chainLast->count(), '链表头尾计数不同');
+        $this->assertEquals(count($this->tokenTypes), $this->chainLast->count(), '链表尾的长度不同');
+    }
+
+    public function testGetNextToken()
+    {
+        $this->assertInstanceOf($this->tokenTypes[1], $this->chainFirst->getNextToken(), '链表头后一类型非预期');
+        $this->assertNull($this->chainLast->getNextToken(), '链表尾前一类型非空');
+    }
+
+    public function testGetLastToken()
+    {
+        $this->assertInstanceOf($this->tokenTypes[count($this->tokenTypes)-1], $this->chainFirst->getLastToken(), '链表尾类型非预期');
+    }
+
+    public function testHasPrevToken()
+    {
+        $this->assertTrue($this->chainLast->hasPrevToken());
+        $this->assertFalse($this->chainFirst->hasPrevToken());
+    }
+
+    public function testHasNextToken()
+    {
+        $this->assertTrue($this->chainFirst->hasNextToken());
+        $this->assertFalse($this->chainLast->hasNextToken());
+    }
+
+    public function testGetNextTokenLength()
+    {
+        $this->assertEquals(count($this->tokenTypes) - 2, $this->chainFirst->getNextToken()->getNextTokenLength(), '链表头后一后长度不对');
+        $this->assertEquals(0, $this->chainLast->getNextTokenLength(), '链表尾后长度不对');
+    }
+
+    public function testGetPrevTokenLength()
+    {
+        $this->assertEquals(count($this->tokenTypes) - 2, $this->chainLast->getPrevToken()->getPrevTokenLength(), '链表尾前一前长度不对');
+        $this->assertEquals(0, $this->chainFirst->getPrevTokenLength(), '链表头前长度不对');
+    }
+}