Asserts

Installation

composer require --dev codeception/module-asserts

Description

Special module for using asserts in your tests.

Actions

assertArrayHasKey

• param int|string $key
• param array|\ArrayAccess $array
• param string $message

Asserts that an array has a specified key.

assertArrayNotHasKey

• param int|string $key
• param array|\ArrayAccess $array
• param string $message

Asserts that an array does not have a specified key.

assertClassHasAttribute

• param string $attributeName
• param string $className
• param string $message

Asserts that a class has a specified attribute.

assertClassHasStaticAttribute

• param string $attributeName
• param string $className
• param string $message

Asserts that a class has a specified static attribute.

assertClassNotHasAttribute

• param string $attributeName
• param string $className
• param string $message

Asserts that a class does not have a specified attribute.

assertClassNotHasStaticAttribute

• param string $attributeName
• param string $className
• param string $message

Asserts that a class does not have a specified static attribute.

assertContains

• param mixed $needle
• param iterable $haystack
• param string $message

Asserts that a haystack contains a needle.

assertContainsEquals

• param mixed $needle
• param iterable $haystack
• param string $message

assertContainsOnly

• param string $type
• param iterable $haystack
• param ?bool $isNativeType
• param string $message

Asserts that a haystack contains only values of a given type.

assertContainsOnlyInstancesOf

• param string $className
• param iterable $haystack
• param string $message

Asserts that a haystack contains only instances of a given class name.

assertCount

• param int $expectedCount
• param \Countable|iterable $haystack
• param string $message

Asserts the number of elements of an array, Countable or Traversable.

assertDirectoryDoesNotExist

• param string $directory
• param string $message

Asserts that a directory does not exist.

assertDirectoryExists

• param string $directory
• param string $message

Asserts that a directory exists.

assertDirectoryIsNotReadable

• param string $directory
• param string $message

Asserts that a directory exists and is not readable.

assertDirectoryIsNotWritable

• param string $directory
• param string $message

Asserts that a directory exists and is not writable.

assertDirectoryIsReadable

• param string $directory
• param string $message

Asserts that a directory exists and is readable.

assertDirectoryIsWritable

• param string $directory
• param string $message

Asserts that a directory exists and is writable.

assertDoesNotMatchRegularExpression

• param string $pattern
• param string $string
• param string $message

Asserts that a string does not match a given regular expression.

assertEmpty

• phpstan-assert empty $actual
• param mixed $actual
• param string $message

Asserts that a variable is empty.

assertEquals

• param mixed $expected
• param mixed $actual
• param string $message

Asserts that two variables are equal.

assertEqualsCanonicalizing

• param mixed $expected
• param mixed $actual
• param string $message

Asserts that two variables are equal (canonicalizing).

assertEqualsIgnoringCase

• param mixed $expected
• param mixed $actual
• param string $message

Asserts that two variables are equal (ignoring case).

assertEqualsWithDelta

• param mixed $expected
• param mixed $actual
• param float $delta
• param string $message

Asserts that two variables are equal (with delta).

assertFalse

• phpstan-assert false $condition
• param mixed $condition
• param string $message

Asserts that a condition is false.

assertFileDoesNotExist

• param string $filename
• param string $message

Asserts that a file does not exist.

assertFileEquals

• param string $expected
• param string $actual
• param string $message

Asserts that the contents of one file is equal to the contents of another file.

assertFileEqualsCanonicalizing

• param string $expected
• param string $actual
• param string $message

Asserts that the contents of one file is equal to the contents of another file (canonicalizing).

assertFileEqualsIgnoringCase

• param string $expected
• param string $actual
• param string $message

Asserts that the contents of one file is equal to the contents of another file (ignoring case).

assertFileExists

• param string $filename
• param string $message

Asserts that a file exists.

assertFileIsNotReadable

• param string $file
• param string $message

Asserts that a file exists and is not readable.

assertFileIsNotWritable

• param string $file
• param string $message

Asserts that a file exists and is not writable.

assertFileIsReadable

• param string $file
• param string $message

Asserts that a file exists and is readable.

assertFileIsWritable

• param string $file
• param string $message

Asserts that a file exists and is writable.

assertFileNotEquals

• param string $expected
• param string $actual
• param string $message

Asserts that the contents of one file is not equal to the contents of another file.

assertFileNotEqualsCanonicalizing

• param string $expected
• param string $actual
• param string $message

Asserts that the contents of one file is not equal to the contents of another file (canonicalizing).

assertFileNotEqualsIgnoringCase

• param string $expected
• param string $actual
• param string $message

Asserts that the contents of one file is not equal to the contents of another file (ignoring case).

assertFileNotExists

• param string $filename
• param string $message

Asserts that a file does not exist.

assertFinite

• param mixed $actual
• param string $message

Asserts that a variable is finite.

assertGreaterOrEquals

• param mixed $expected
• param mixed $actual
• param string $message

Asserts that a value is greater than or equal to another value.

assertGreaterThan

• param mixed $expected
• param mixed $actual
• param string $message

Asserts that a value is greater than another value.

assertGreaterThanOrEqual

• param mixed $expected
• param mixed $actual
• param string $message

Asserts that a value is greater than or equal to another value.

assertInfinite

• param mixed $actual
• param string $message

Asserts that a variable is infinite.

assertInstanceOf

• template ExpectedType of object
• phpstan-assert =ExpectedType $actual
• param class-string<ExpectedType> $expected
• param mixed $actual
• param string $message

Asserts that a variable is of a given type.

assertIsArray

• phpstan-assert array $actual
• param mixed $actual
• param string $message

Asserts that a variable is of type array.

assertIsBool

• phpstan-assert bool $actual
• param mixed $actual
• param string $message

Asserts that a variable is of type bool.

assertIsCallable

• phpstan-assert callable $actual
• param mixed $actual
• param string $message

Asserts that a variable is of type callable.

assertIsClosedResource

• phpstan-assert resource $actual
• param mixed $actual
• param string $message

Asserts that a variable is of type resource and is closed.

assertIsEmpty

• param mixed $actual
• param string $message

Asserts that a variable is empty.

assertIsFloat

• phpstan-assert float $actual
• param mixed $actual
• param string $message

Asserts that a variable is of type float.

assertIsInt

• phpstan-assert int $actual
• param mixed $actual
• param string $message

Asserts that a variable is of type int.

assertIsIterable

• phpstan-assert iterable $actual
• param mixed $actual
• param string $message

Asserts that a variable is of type iterable.

assertIsNotArray

• phpstan-assert !array $actual
• param mixed $actual
• param string $message

Asserts that a variable is not of type array.

assertIsNotBool

• phpstan-assert !bool $actual
• param mixed $actual
• param string $message

Asserts that a variable is not of type bool.

assertIsNotCallable

• phpstan-assert !callable $actual
• param mixed $actual
• param string $message

Asserts that a variable is not of type callable.

assertIsNotClosedResource

• phpstan-assert !resource $actual
• param mixed $actual
• param string $message

Asserts that a variable is not of type resource.

assertIsNotFloat

• phpstan-assert !float $actual
• param mixed $actual
• param string $message

Asserts that a variable is not of type float.

assertIsNotInt

• phpstan-assert !int $actual
• param mixed $actual
• param string $message

Asserts that a variable is not of type int.

assertIsNotIterable

• phpstan-assert !iterable $actual
• param mixed $actual
• param string $message

Asserts that a variable is not of type iterable.

assertIsNotNumeric

• phpstan-assert !numeric $actual
• param mixed $actual
• param string $message

Asserts that a variable is not of type numeric.

assertIsNotObject

• phpstan-assert !object $actual
• param mixed $actual
• param string $message

Asserts that a variable is not of type object.

assertIsNotReadable

• param string $filename
• param string $message

Asserts that a file/dir exists and is not readable.

assertIsNotResource

• phpstan-assert !resource $actual
• param mixed $actual
• param string $message

Asserts that a variable is not of type resource.

assertIsNotScalar

• psalm-assert !scalar $actual
• param mixed $actual
• param string $message

Asserts that a variable is not of type scalar.

assertIsNotString

• phpstan-assert !string $actual
• param mixed $actual
• param string $message

Asserts that a variable is not of type string.

assertIsNotWritable

• param string $filename
• param string $message

Asserts that a file/dir exists and is not writable.

assertIsNumeric

• phpstan-assert numeric $actual
• param mixed $actual
• param string $message

Asserts that a variable is of type numeric.

assertIsObject

• phpstan-assert object $actual
• param mixed $actual
• param string $message

Asserts that a variable is of type object.

assertIsReadable

• param string $filename
• param string $message

Asserts that a file/dir is readable.

assertIsResource

• phpstan-assert resource $actual
• param mixed $actual
• param string $message

Asserts that a variable is of type resource.

assertIsScalar

• phpstan-assert scalar $actual
• param mixed $actual
• param string $message

Asserts that a variable is of type scalar.

assertIsString

• phpstan-assert string $actual
• param mixed $actual
• param string $message

Asserts that a variable is of type string.

assertIsWritable

• param string $filename
• param string $message

Asserts that a file/dir exists and is writable.

assertJson

• param string $actualJson
• param string $message

Asserts that a string is a valid JSON string.

assertJsonFileEqualsJsonFile

• param string $expectedFile
• param string $actualFile
• param string $message

Asserts that two JSON files are equal.

assertJsonFileNotEqualsJsonFile

• param string $expectedFile
• param string $actualFile
• param string $message

Asserts that two JSON files are not equal.

assertJsonStringEqualsJsonFile

• param string $expectedFile
• param string $actualJson
• param string $message

Asserts that the generated JSON encoded object and the content of the given file are equal.

assertJsonStringEqualsJsonString

• param string $expectedJson
• param string $actualJson
• param string $message

Asserts that two given JSON encoded objects or arrays are equal.

assertJsonStringNotEqualsJsonFile

• param string $expectedFile
• param string $actualJson
• param string $message

Asserts that the generated JSON encoded object and the content of the given file are not equal.

assertJsonStringNotEqualsJsonString

• param string $expectedJson
• param string $actualJson
• param string $message

Asserts that two given JSON encoded objects or arrays are not equal.

assertLessOrEquals

• param mixed $expected
• param mixed $actual
• param string $message

Asserts that a value is smaller than or equal to another value.

assertLessThan

• param mixed $expected
• param mixed $actual
• param string $message

Asserts that a value is smaller than another value.

assertLessThanOrEqual

• param mixed $expected
• param mixed $actual
• param string $message

Asserts that a value is smaller than or equal to another value.

assertMatchesRegularExpression

• param string $pattern
• param string $string
• param string $message

Asserts that a string matches a given regular expression.

assertNan

• param mixed $actual
• param string $message

Asserts that a variable is nan.

assertNotContains

• param mixed $needle
• param iterable $haystack
• param string $message

Asserts that a haystack does not contain a needle.

assertNotContainsEquals

• param $needle
• param iterable $haystack
• param string $message

assertNotContainsOnly

• param string $type
• param iterable $haystack
• param ?bool $isNativeType
• param string $message

Asserts that a haystack does not contain only values of a given type.

assertNotCount

• param int $expectedCount
• param \Countable|iterable $haystack
• param string $message

Asserts the number of elements of an array, Countable or Traversable.

assertNotEmpty

• phpstan-assert !empty $actual
• param mixed $actual
• param string $message

Asserts that a variable is not empty.

assertNotEquals

• param mixed $expected
• param mixed $actual
• param string $message

Asserts that two variables are not equal.

assertNotEqualsCanonicalizing

• param mixed $expected
• param mixed $actual
• param string $message

Asserts that two variables are not equal (canonicalizing).

assertNotEqualsIgnoringCase

• param mixed $expected
• param mixed $actual
• param string $message

Asserts that two variables are not equal (ignoring case).

assertNotEqualsWithDelta

• param mixed $expected
• param mixed $actual
• param float $delta
• param string $message

Asserts that two variables are not equal (with delta).

assertNotFalse

• phpstan-assert !false $condition
• param mixed $condition
• param string $message

Asserts that a condition is not false.

assertNotInstanceOf

• template ExpectedType of object
• phpstan-assert !ExpectedType $actual
• param class-string<ExpectedType> $expected
• param mixed $actual
• param string $message

Asserts that a variable is not of a given type.

assertNotNull

• phpstan-assert !null $actual
• param mixed $actual
• param string $message

Asserts that a variable is not null.

assertNotRegExp

• param string $pattern
• param string $string
• param string $message

Asserts that a string does not match a given regular expression.

assertNotSame

• param mixed $expected
• param mixed $actual
• param string $message

Asserts that two variables do not have the same type and value.

assertNotSameSize

• param \Countable|iterable $expected
• param \Countable|iterable $actual
• param string $message

Assert that the size of two arrays (or Countable or Traversable objects) is not the same.

assertNotTrue

• phpstan-assert !true $condition
• param mixed $condition
• param string $message

Asserts that a condition is not true.

assertNull

• phpstan-assert null $actual
• param mixed $actual
• param string $message

Asserts that a variable is null.

assertObjectHasAttribute

• param string $attributeName
• param object $object
• param string $message

Asserts that an object has a specified attribute.

assertObjectNotHasAttribute

• param string $attributeName
• param object $object
• param string $message

Asserts that an object does not have a specified attribute.

assertRegExp

• param string $pattern
• param string $string
• param string $message

Asserts that a string matches a given regular expression.

assertSame

• template ExpectedType
• phpstan-assert =ExpectedType $actual
• param ExpectedType $expected
• param mixed $actual
• param string $message

Asserts that two variables have the same type and value.

Used on objects, it asserts that two variables reference the same object.

assertSameSize

• param \Countable|iterable $expected
• param \Countable|iterable $actual
• param string $message

Assert that the size of two arrays (or Countable or Traversable objects) is the same.

assertStringContainsString

• param string $needle
• param string $haystack
• param string $message

assertStringContainsStringIgnoringCase

• param string $needle
• param string $haystack
• param string $message

assertStringEndsNotWith

• param string $suffix
• param string $string
• param string $message

Asserts that a string ends not with a given suffix.

assertStringEndsWith

• param string $suffix
• param string $string
• param string $message

Asserts that a string ends with a given suffix.

assertStringEqualsFile

• param string $expectedFile
• param string $actualString
• param string $message

Asserts that the contents of a string is equal to the contents of a file.

assertStringEqualsFileCanonicalizing

• param string $expectedFile
• param string $actualString
• param string $message

Asserts that the contents of a string is equal to the contents of a file (canonicalizing).

assertStringEqualsFileIgnoringCase

• param string $expectedFile
• param string $actualString
• param string $message

Asserts that the contents of a string is equal to the contents of a file (ignoring case).

assertStringMatchesFormat

• param string $format
• param string $string
• param string $message

Asserts that a string matches a given format string.

assertStringMatchesFormatFile

• param string $formatFile
• param string $string
• param string $message

Asserts that a string matches a given format file.

assertStringNotContainsString

• param string $needle
• param string $haystack
• param string $message

assertStringNotContainsStringIgnoringCase

• param string $needle
• param string $haystack
• param string $message

assertStringNotEqualsFile

• param string $expectedFile
• param string $actualString
• param string $message

Asserts that the contents of a string is not equal to the contents of a file.

assertStringNotEqualsFileCanonicalizing

• param string $expectedFile
• param string $actualString
• param string $message

Asserts that the contents of a string is not equal to the contents of a file (canonicalizing).

assertStringNotEqualsFileIgnoringCase

• param string $expectedFile
• param string $actualString
• param string $message

Asserts that the contents of a string is not equal to the contents of a file (ignoring case).

assertStringNotMatchesFormat

• param string $format
• param string $string
• param string $message

Asserts that a string does not match a given format string.

assertStringNotMatchesFormatFile

• param string $formatFile
• param string $string
• param string $message

Asserts that a string does not match a given format string.

assertStringStartsNotWith

• param string $prefix
• param string $string
• param string $message

Asserts that a string starts not with a given prefix.

assertStringStartsWith

• param string $prefix
• param string $string
• param string $message

Asserts that a string starts with a given prefix.

assertThat

• param mixed $value
• param \PHPUnit\Framework\Constraint\Constraint $constraint
• param string $message

Evaluates a PHPUnit\Framework\Constraint matcher object.

assertThatItsNot

• param mixed $value
• param \PHPUnit\Framework\Constraint\Constraint $constraint
• param string $message

Evaluates a PHPUnit\Framework\Constraint matcher object.

assertTrue

• phpstan-assert true $condition
• param mixed $condition
• param string $message

Asserts that a condition is true.

assertXmlFileEqualsXmlFile

• param string $expectedFile
• param string $actualFile
• param string $message

Asserts that two XML files are equal.

assertXmlFileNotEqualsXmlFile

• param string $expectedFile
• param string $actualFile
• param string $message

Asserts that two XML files are not equal.

assertXmlStringEqualsXmlFile

• param string $expectedFile
• param \DOMDocument|string $actualXml
• param string $message

Asserts that two XML documents are equal.

assertXmlStringEqualsXmlString

• param \DOMDocument|string $expectedXml
• param \DOMDocument|string $actualXml
• param string $message

Asserts that two XML documents are equal.

assertXmlStringNotEqualsXmlFile

• param string $expectedFile
• param \DOMDocument|string $actualXml
• param string $message

Asserts that two XML documents are not equal.

assertXmlStringNotEqualsXmlString

• param \DOMDocument|string $expectedXml
• param \DOMDocument|string $actualXml
• param string $message

Asserts that two XML documents are not equal.

expectThrowable

• param \Throwable|string $throwable
• param callable $callback
• return void

Handles and checks throwables (Exceptions/Errors) called inside the callback function.

Either throwable class name or throwable instance should be provided.

<?php
$I->expectThrowable(MyThrowable::class, function() {
    $this->doSomethingBad();
});

$I->expectThrowable(new MyException(), function() {
    $this->doSomethingBad();
});

If you want to check message or throwable code, you can pass them with throwable instance:

<?php
// will check that throwable MyError is thrown with "Don't do bad things" message
$I->expectThrowable(new MyError("Don't do bad things"), function() {
    $this->doSomethingBad();
});

fail

• param string $message

Fails a test with the given message.

markTestIncomplete

• param string $message

Mark the test as incomplete.

markTestSkipped

• param string $message

Mark the test as skipped.