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Merge pull request #511 from spawnia/scalar-coercion

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Resolve todo in Boolean coercion, add explanation, update test names to match reference implementation
This commit is contained in:
Vladimir Razuvaev 2019-07-01 13:03:03 +07:00 committed by GitHub
commit 54064b37b3
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2 changed files with 25 additions and 18 deletions
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9
src/Type/Definition/BooleanType.php
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@ -20,11 +20,14 @@ class BooleanType extends ScalarType
public $description = 'The `Boolean` scalar type represents `true` or `false`.';
/**
* @param mixed $value
* Coerce the given value to a boolean.
*
* @return bool
* The GraphQL spec leaves this up to the implementations, so we just do what
* PHP does natively to make this intuitive for developers.
*
* @param mixed $value
*/
public function serialize($value)
public function serialize($value) : bool
{
return (bool) $value;
}

34
tests/Type/ScalarSerializationTest.php
View File

@ -13,9 +13,9 @@ class ScalarSerializationTest extends TestCase
{
// Type System: Scalar coercion
/**
* @see it('serializes output int')
* @see it('serializes output as Int')
*/
public function testSerializesOutputInt() : void
public function testSerializesOutputAsInt() : void
{
$intType = Type::int();
@ -114,9 +114,9 @@ class ScalarSerializationTest extends TestCase
}
/**
* @see it('serializes output float')
* @see it('serializes output as Float')
*/
public function testSerializesOutputFloat() : void
public function testSerializesOutputAsFloat() : void
{
$floatType = Type::float();
@ -149,9 +149,9 @@ class ScalarSerializationTest extends TestCase
}
/**
* @see it('serializes output strings')
* @see it('serializes output as String')
*/
public function testSerializesOutputStrings() : void
public function testSerializesOutputAsString() : void
{
$stringType = Type::string();
@ -181,23 +181,27 @@ class ScalarSerializationTest extends TestCase
}
/**
* @see it('serializes output boolean')
* @see it('serializes output as Boolean')
*/
public function testSerializesOutputBoolean() : void
public function testSerializesOutputAsBoolean() : void
{
$boolType = Type::boolean();
self::assertTrue($boolType->serialize('string'));
self::assertFalse($boolType->serialize(''));
self::assertTrue($boolType->serialize('1'));
self::assertTrue($boolType->serialize(1));
self::assertFalse($boolType->serialize(0));
self::assertTrue($boolType->serialize(true));
self::assertTrue($boolType->serialize(1));
self::assertTrue($boolType->serialize('1'));
self::assertTrue($boolType->serialize('string'));
self::assertFalse($boolType->serialize(false));
// TODO: how should it behave on '0'?
self::assertFalse($boolType->serialize(0));
self::assertFalse($boolType->serialize('0'));
self::assertFalse($boolType->serialize(''));
}
public function testSerializesOutputID() : void
/**
* @see it('serializes output as ID')
*/
public function testSerializesOutputAsID() : void
{
$idType = Type::id();