<?php
namespace Psalm\Tests\Internal;

use Psalm\Internal\Codebase\InternalCallMapHandler;

class InternalCallMapHandlerTest extends \Psalm\Tests\TestCase
{
    /**
     * @covers InternalCallMapHandler::getCallMap
     */
    public function testGetcallmapReturnsAValidCallmap(): void
    {
        $callMap = InternalCallMapHandler::getCallMap();
        self::assertArrayKeysAreStrings($callMap, "Returned CallMap has non-string keys");
        self::assertArrayValuesAreArrays($callMap, "Returned CallMap has non-array values");
        foreach ($callMap as $function => $signature) {
            self::assertArrayKeysAreZeroOrString($signature, "Function " . $function . " in returned CallMap has invalid keys");
            self::assertArrayValuesAreStrings($signature, "Function " . $function . " in returned CallMap has non-string values");
            foreach ($signature as $type) {
                self::assertStringIsParsableType($type, "Function " . $function . " in returned CallMap contains invalid type declaration " . $type);
            }
        }
    }
}
