ImmutableIntegerMapTest::test_construct()   A
last analyzed

Complexity

Conditions 1
Paths 1

Size

Total Lines 6
Code Lines 3

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 1
eloc 3
nc 1
nop 0
dl 0
loc 6
rs 10
c 1
b 0
f 0
1
<?php
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declare(strict_types=1);
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namespace TypedArraysTest\Unit\Scalars;
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use Generator;
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use PHPUnit\Framework\TestCase;
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use stdClass;
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use TypedArrays\AbstractTypedArray;
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use TypedArrays\Exceptions\GuardException;
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use TypedArrays\Exceptions\InvalidTypeException;
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use TypedArrays\Scalars\ImmutableIntegerMap;
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final class ImmutableIntegerMapTest extends TestCase
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{
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    public function test_construct(): void
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    {
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        $test = new ImmutableIntegerMap(['key' => 1]);
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        self::assertInstanceOf(ImmutableIntegerMap::class, $test);
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        self::assertInstanceOf(AbstractTypedArray::class, $test);
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    }
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    /**
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     * @dataProvider providerInvalidScalarInputType
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     */
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    public function test_invalid_scalar_input_type(array $arguments): void
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    {
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        $this->expectException(InvalidTypeException::class);
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        new ImmutableIntegerMap($arguments);
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    }
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    public function providerInvalidScalarInputType(): Generator
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    {
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        yield 'Receiving floats' => [
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            'arguments' => ['key1' => 1.23, 'key2' => 4.56],
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        ];
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        yield 'Receiving booleans' => [
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            'arguments' => ['key1' => true, 'key2' => false],
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        ];
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        yield 'Receiving stdClasses' => [
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            'arguments' => ['key1' => new stdClass(), 'key2' => new stdClass()],
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        ];
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        yield 'Receiving strings' => [
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            'arguments' => ['key1' => 'str1', 'key2' => 'str2'],
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        ];
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        yield 'Receiving a mix of all scalars' => [
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            'arguments' => ['key1' => true, 'key2' => 1, 'key3' => 2.3, 'key4' => 'string', 'key5' => new stdClass()],
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        ];
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    }
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    public function test_immutability_of_set(): void
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    {
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        $test = new ImmutableIntegerMap(['key' => 1337]);
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        $this->expectExceptionObject(GuardException::immutableCannotMutate());
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        $test['invalid'] = 46;
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    }
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    public function test_immutability_of_unset(): void
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    {
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        $test = new ImmutableIntegerMap(['key' => 1984]);
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        $this->expectExceptionObject(GuardException::immutableCannotMutate());
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        unset($test['key']);
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    }
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    public function test_map_constructor_throws_an_exception_when_keys_are_not_specified(): void
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    {
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        $this->expectExceptionObject(GuardException::keysRequiredInMap());
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        new ImmutableIntegerMap([13]);
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    }
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    public function test_map_constructor_does_not_throw_any_exception_when_keys_are_specified(): void
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    {
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        $test = new ImmutableIntegerMap(['valid' => 3]);
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        self::assertSame(3, $test['valid']);
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    }
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    public function test_map_constructor_doest_not_throw_any_exception_when_empty_array_given(): void
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    {
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        $test = new ImmutableIntegerMap([]);
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        self::assertEmpty((array) $test);
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    }
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}
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