WikitextStructureTest.php

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<?php
 
class WikitextStructureTest extends MediaWikiLangTestCase {
 
    private function getMockTitle() {
        return Title::newFromText( "TestTitle" );
    }
 
    private function getParserOutput( $text ) {
        $content = new WikitextContent( $text );
        return $content->getParserOutput( $this->getMockTitle() );
    }
 
    private function getStructure( $text ) {
        return new WikiTextStructure( $this->getParserOutput( $text ) );
    }
 
    public function testHeadings() {
        $text = <<<END
Some text here
== Heading one ==
Some text
==== heading two ====
More text
=== Applicability of the strict mass-energy equivalence formula, ''E'' = ''mc''<sup>2</sup> ===
and more text
== Wikitext '''in''' [[Heading]] and also <b>html</b> ==
more text
==== See also ====
* Also things to see!
END;
        $struct = $this->getStructure( $text );
        $headings = $struct->headings();
        $this->assertCount( 4, $headings );
        $this->assertContains( "Heading one", $headings );
        $this->assertContains( "heading two", $headings );
        $this->assertContains( "Applicability of the strict mass-energy equivalence formula, E = mc2",
            $headings );
        $this->assertContains( "Wikitext in Heading and also html", $headings );
    }
 
    public function testDefaultSort() {
        $text = <<<END
Louise Michel
== Heading one ==
Some text
==== See also ====
* Also things to see!
{{DEFAULTSORT:Michel, Louise}}
END;
        $struct = $this->getStructure( $text );
        $this->assertEquals( "Michel, Louise", $struct->getDefaultSort() );
    }
 
    public function testHeadingsFirst() {
        $text = <<<END
== Heading one ==
Some text
==== heading two ====
END;
        $struct = $this->getStructure( $text );
        $headings = $struct->headings();
        $this->assertCount( 2, $headings );
        $this->assertContains( "Heading one", $headings );
        $this->assertContains( "heading two", $headings );
    }
 
    public function testHeadingsNone() {
        $text = "This text is completely devoid of headings.";
        $struct = $this->getStructure( $text );
        $headings = $struct->headings();
        $this->assertArrayEquals( [], $headings );
    }
 
    public function testTexts() {
        $text = <<<END
Opening text is opening.
== Then comes header ==
Then we got more<br>text
=== And more headers ===
{| class="wikitable"
|-
! Header table
|-
| row in table
|-
| another row in table
|}
END;
        $struct = $this->getStructure( $text );
        $this->assertEquals( "Opening text is opening.", $struct->getOpeningText() );
        $this->assertEquals( "Opening text is opening. Then we got more text",
            $struct->getMainText() );
        $this->assertEquals( [ "Header table row in table another row in table" ],
            $struct->getAuxiliaryText() );
    }
 
    public function testPreservesWordSpacing() {
        $text = "<dd><dl>foo</dl><dl>bar</dl></dd><p>baz</p>";
        $struct = $this->getStructure( $text );
        $this->assertEquals( "foo bar baz", $struct->getMainText() );
    }
}