Vector: randomFilled constructor default parameters fixed, unit tests…

… for Vector factory added

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## 10.3.6
+- `Vector`: `randomFilled` default parameters fixed
+- Tests for `Vector`'s constructors added
+
 ## 10.3.5
 - readme updated: explanation images added
 

lib/linalg.dart

@@ -2,6 +2,7 @@ export 'package:ml_linalg/axis.dart';
 export 'package:ml_linalg/distance.dart';
 export 'package:ml_linalg/dtype.dart';
 export 'package:ml_linalg/matrix.dart';
+export 'package:ml_linalg/matrix_norm.dart';
 export 'package:ml_linalg/norm.dart';
 export 'package:ml_linalg/sort_direction.dart';
 export 'package:ml_linalg/vector.dart';

lib/vector.dart

@@ -59,7 +59,7 @@ abstract class Vector implements Iterable<double> {
   /// If [min] greater than [max] when [min] becomes [max]
   /// generated from randomizer with seed, equal to [seed].
   factory Vector.randomFilled(int length,
-      {int seed, double min, double max, DType dtype = DType.float32}) {
+      {int seed, double min = 0, double max = 1, DType dtype = DType.float32}) {
     switch (dtype) {
       case DType.float32:
         return Float32Vector.randomFilled(length, seed: seed,

pubspec.yaml

@@ -1,6 +1,6 @@
 name: ml_linalg
 description: SIMD-based linear algebra (1 operation on 4 float32 values, 1 operation on 2 float64 values)
-version: 10.3.5
+version: 10.3.6
 author: Ilia Gyrdymov <ilgyrd@gmail.com>
 homepage: https://github.com/gyrdym/ml_linalg
 

test/test_all.dart

@@ -1,9 +1,11 @@
 import 'float32_matrix_test.dart' as float32x4_matrix_test;
 import 'matrix_iterator_test.dart' as matrix_iterator_test;
 import 'float32_vector_test.dart' as float32x4_vector_test;
+import 'vector_test.dart' as vector_test;
 
 void main() {
   float32x4_matrix_test.main();
   matrix_iterator_test.main();
   float32x4_vector_test.main();
+  vector_test.main();
 }

test/vector_test.dart

@@ -0,0 +1,42 @@
+import 'dart:typed_data';
+
+import 'package:ml_linalg/src/vector/float32/float32_vector.dart';
+import 'package:ml_linalg/vector.dart';
+import 'package:test/test.dart';
+
+void main() {
+  group('Vector', () {
+    group('float32', () {
+      test('should create vector instance via `fromList` constructor', () {
+        expect(Vector.fromList([1, 2, 3]), isA<Float32Vector>());
+        expect(Vector.fromList([1, 2, 3]), hasLength(3));
+      });
+
+      test('should create vector instance via `zero` constructor', () {
+        expect(Vector.zero(5), isA<Float32Vector>());
+        expect(Vector.zero(5), hasLength(5));
+      });
+
+      test('should create vector instance via `fromSimdList` constructor', () {
+        expect(Vector.fromSimdList(
+            Float32x4List.fromList([Float32x4.zero()]),
+            3
+        ), isA<Float32Vector>());
+        expect(Vector.fromSimdList(
+            Float32x4List.fromList([Float32x4.zero()]),
+            3
+        ), hasLength(3));
+      });
+
+      test('should create vector instance via `filled` constructor', () {
+        expect(Vector.filled(7, 3), isA<Float32Vector>());
+        expect(Vector.filled(7, 3), hasLength(7));
+      });
+
+      test('should create vector instance via `randomFilled` constructor', () {
+        expect(Vector.randomFilled(11), isA<Float32Vector>());
+        expect(Vector.randomFilled(11), hasLength(11));
+      });
+    });
+  });
+}