Initial Commit

tests/TocGeneratorTest.php

@@ -0,0 +1,90 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: casey
+ * Date: 12/30/14
+ * Time: 12:39 PM
+ */
+
+use TOC\TocGenerator;
+
+class TocGeneratorTest extends PHPUnit_Framework_TestCase
+{
+    public function testInstantiateSucceeds()
+    {
+        $obj = new TocGenerator();
+        $this->assertInstanceOf('\TOC\TocGenerator', $obj);
+    }
+
+    // ---------------------------------------------------------------
+
+    public function testGetItemsMatchesOnlyElementsWithIDs()
+    {
+        $obj = new TocGenerator();
+
+        $html = "<h1 id='a'>A Header</h1><p>Foobar</p><h2>B Header</h2><h3 id='c'>C Header</h3>";
+        $this->assertEquals(['a' => 'A Header', 'c' => 'C Header'], $obj->getItems($html, 1, 3));
+    }
+
+    // ---------------------------------------------------------------
+
+    public function testGetItemsUsesTitleForDisplayTextWhenAvailableAndPlainTextWhenNot()
+    {
+        $obj = new TocGenerator();
+
+        $html  = '<h1 id="a" title="Foo Bar!">A Header</h1>';
+        $html .= '<h2 id="b">B Header</h2>';
+        $html .= '<h3 id="c" title="Baz Biz~">C Header</h3>';
+
+        $this->assertEquals(
+            ['a' => 'Foo Bar!', 'b' => 'B Header', 'c' => 'Baz Biz~'],
+            $obj->getItems($html, 1, 3)
+        );
+    }
+
+    // ---------------------------------------------------------------
+
+    public function testGetItemsGetsOnlyHeaderLevelsSpecified()
+    {
+        $obj = new TocGenerator();
+
+        $html  = '<h1 id="a" title="Foo Bar!">A Header</h1>';
+        $html .= '<h2 id="b">B Header</h2>';
+        $html .= '<h3 id="c" title="Baz Biz~">C Header</h3>';
+        $html .= '<h4 id="d" title="Bal Baf#">D Header</h4>';
+        $html .= '<h5 id="e" title="Cak Coy%">E Header</h5>';
+        $html .= '<h6 id="f" title="Dar Dul^">F Header</h6>';
+
+        $this->assertCount(1, $obj->getItems($html, 5, 1));
+        $this->assertCount(2, $obj->getItems($html, 5, 5));
+        $this->assertCount(6, $obj->getItems($html, -1, 20));
+    }
+
+    // ---------------------------------------------------------------
+
+    public function testGetHtmlItemsReturnsExpectedListItems()
+    {
+        $obj = new TocGenerator();
+
+        $html  = '<h1 id="a" title="Foo Bar!">A Header</h1>';
+        $html .= '<h2 id="b">B Header</h2>';
+        $html .= '<h3 id="c" title="Baz Biz~">C Header</h3>';
+
+        $this->assertEquals(
+            "<li><a title='Go to Foo Bar!' href='#a'>Foo Bar!</a></li><li><a title='Go to B Header' href='#b'>B Header</a></li><li><a title='Go to Baz Biz~' href='#c'>Baz Biz~</a></li>",
+           $obj->getHtmlItems($html, 1, 3)
+        );
+    }
+
+    // ---------------------------------------------------------------
+
+    public function testGetItemsReturnsAnEmptyArrayWhenNoContentOrMatches()
+    {
+        $obj = new TocGenerator();
+        $this->assertEquals([], $obj->getItems("<h1>Boo</h1><h2>Bar</h2>"));
+        $this->assertEquals([], $obj->getItems(""));
+    }
+
+}
+
+/* EOF: TocGeneratorTest.php */