PixelDiffGoldenComparator class

A golden file comparator that allows a specified number of pixels to be different between the golden image file and the test image file, and still pass.

Inheritance

• Object
• GoldenFileComparator
• LocalFileComparator
• PixelDiffGoldenComparator

Constructors

PixelDiffGoldenComparator(String testBaseDirectory, {required int pixelCount})

Properties

basedir → Uri

The directory in which the test was loaded.

no setter, override

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

compare(Uint8List imageBytes, Uri golden) → Future<bool>

Compares the pixels of decoded png imageBytes against the golden file identified by golden.

override

generateFailureOutput(ComparisonResult result, Uri golden, Uri basedir, {String key = ''}) → Future<String>

Writes out diffs from the ComparisonResult of a golden file test.

inherited

getFailureFile(String failure, Uri golden, Uri basedir) → File

Returns the appropriate file for a given diff from a ComparisonResult.

inherited

getGoldenBytes(Uri golden) → Future<List<int>>

Returns the bytes of the given golden file.

override

getTestUri(Uri key, int? version) → Uri

Returns a new golden file Uri to incorporate any version number with the key.

inherited

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

update(Uri golden, Uint8List imageBytes) → Future<void>

Updates the golden file identified by golden with imageBytes.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited