death-notifier/src/test/php/com/fwdekker/deathnotifier/validator/ValidatorTest.php

<?php

namespace com\fwdekker\deathnotifier\validator;

use Monolog\Test\TestCase;


/**
 * Unit tests for `Validator`.
 */
class ValidatorTest extends TestCase
{
    function test_validate_inputs_returns_null_if_there_are_no_rule_sets(): void
    {
        $inputs = ["among" => "thief", "line" => "age"];
        $rule_sets = [];

        $is_valid = Validator::validate_inputs($inputs, $rule_sets);

        $this->assertNull($is_valid);
    }

    function test_validate_inputs_returns_null_if_all_inputs_are_valid(): void
    {
        $inputs = ["among" => "thief", "line" => "age"];
        $rule_sets = [
            "among" => [new IsSetRule(), new IsNotBlankRule()],
            "line" => [new IsSetRule()]
        ];

        $is_valid = Validator::validate_inputs($inputs, $rule_sets);

        $this->assertNull($is_valid);
    }

    function test_validate_inputs_considers_empty_rule_set_to_always_be_valid(): void
    {
        $inputs = ["among" => "thief", "line" => "age"];
        $rule_sets = ["among" => []];

        $is_valid = Validator::validate_inputs($inputs, $rule_sets);

        $this->assertNull($is_valid);
    }

    function test_validate_inputs_returns_not_null_if_at_least_one_rule_is_violated(): void
    {
        $inputs = ["among" => "", "line" => "age"];
        $rule_sets = [
            "among" => [new IsSetRule(), new IsNotBlankRule()],
            "line" => [new IsSetRule()]
        ];

        $is_valid = Validator::validate_inputs($inputs, $rule_sets);

        $this->assertNotNull($is_valid);
    }

    function test_validate_inputs_returns_first_violation_if_multiple_inputs_are_invalid(): void
    {
        $inputs = [];
        $rule_sets = [
            "among" => [new IsSetRule()],
            "line" => [new IsSetRule()]
        ];

        $is_valid = Validator::validate_inputs($inputs, $rule_sets);

        $this->assertNotNull($is_valid);
        $this->assertEquals("among", $is_valid->payload["target"]);
    }

    function test_validate_inputs_returns_first_violation_if_one_input_is_invalid_in_multiple_ways(): void
    {
        $inputs = ["line" => "age"];
        $rule_sets = [
            "among" => [new IsSetRule(), new IsNotBlankRule()],
            "line" => [new IsSetRule()]
        ];

        $is_valid = Validator::validate_inputs($inputs, $rule_sets);

        $this->assertNotNull($is_valid);
        $this->assertEquals("among", $is_valid->payload["target"]);
        $this->assertEquals("Field 'among' required.", $is_valid->payload["message"]);
    }


    function test_validate_logged_in_returns_null_if_uuid_is_set(): void
    {
        $session = ["uuid" => "value"];

        $is_valid = Validator::validate_logged_in($session);

        $this->assertNull($is_valid);
    }

    function test_validate_logged_in_returns_not_null_if_uuid_is_not_set(): void
    {
        $session = [];

        $is_valid = Validator::validate_logged_in($session);

        $this->assertNotNull($is_valid);
    }


    function test_validate_logged_out_returns_not_null_if_uuid_is_set(): void
    {
        $session = ["uuid" => "value"];

        $is_valid = Validator::validate_logged_out($session);

        $this->assertNotNull($is_valid);
    }

    function test_validate_logged_out_returns_null_if_uuid_is_not_set(): void
    {
        $session = [];

        $is_valid = Validator::validate_logged_out($session);

        $this->assertNull($is_valid);
    }


    function test_validate_token_returns_null_if_token_equals_input(): void
    {
        $token = "meow";
        $array = ["token" => $token];

        $is_valid = Validator::validate_token($array, $token);

        $this->assertNull($is_valid);
    }

    function test_validate_token_returns_not_null_if_token_is_not_set(): void
    {
        $token = "meow";
        $array = [];

        $is_valid = Validator::validate_token($array, $token);

        $this->assertNotNull($is_valid);
    }

    function test_validate_token_returns_not_null_if_token_does_not_equal_input(): void
    {
        $token = "meow";
        $array = ["token" => $token];

        $is_valid = Validator::validate_token($array, "woof");

        $this->assertNotNull($is_valid);
    }
}