Convert array initializers to collection expressions (first batch)

Co-authored-by: siriak <[email protected]>

Author: Copilot

Algorithms.Tests/Sequences/KolakoskiSequenceTests.cs

@@ -8,8 +8,8 @@ public class KolakoskiSequenceTests
     public void First100ElementsCorrect()
     {
         // Taken from https://oeis.org/A000002
-        var expected = new BigInteger[]
-        {
+        BigInteger[] expected =
+        [
             1, 2, 2, 1, 1, 2, 1, 2, 2, 1,
             2, 2, 1, 1, 2, 1, 1, 2, 2, 1,
             2, 1, 1, 2, 1, 2, 2, 1, 1, 2,
@@ -20,7 +20,7 @@ public void First100ElementsCorrect()
             1, 2, 1, 2, 2, 1, 2, 1, 1, 2,
             2, 1, 2, 2, 1, 1, 2, 1, 2, 2,
             1, 2, 2, 1, 1, 2, 1, 1, 2, 2,
-        };
+        ];
 
         var sequence = new KolakoskiSequence().Sequence.Take(100);
         var sequence2 = new KolakoskiSequence2().Sequence.Take(100);

Algorithms.Tests/Sequences/TetranacciNumbersSequenceTests.cs

@@ -8,12 +8,13 @@ public class TetranacciNumbersSequenceTests
     public void First35ElementsCorrect()
     {
         var sequence = new TetranacciNumbersSequence().Sequence.Take(35);
-        sequence.SequenceEqual(new BigInteger[]
-            {
-                1, 1, 1, 1, 4, 7, 13, 25, 49, 94, 181, 349, 673, 1297, 2500, 4819, 9289, 17905, 34513, 66526, 128233,
-                247177, 476449, 918385, 1770244, 3412255, 6577333, 12678217, 24438049, 47105854, 90799453, 175021573,
-                337364929, 650291809, 1253477764,
-            })
+        BigInteger[] expected =
+        [
+            1, 1, 1, 1, 4, 7, 13, 25, 49, 94, 181, 349, 673, 1297, 2500, 4819, 9289, 17905, 34513, 66526, 128233,
+            247177, 476449, 918385, 1770244, 3412255, 6577333, 12678217, 24438049, 47105854, 90799453, 175021573,
+            337364929, 650291809, 1253477764,
+        ];
+        sequence.SequenceEqual(expected)
             .Should().BeTrue();
     }
 }

Algorithms.Tests/Sequences/VanEcksSequenceTests.cs

@@ -8,14 +8,14 @@ public class VanEcksSequenceTests
     public void First50ElementsCorrect()
     {
         // Taken from http://oeis.org/A181391
-        var expected = new BigInteger[]
-        {
+        BigInteger[] expected =
+        [
             0, 0, 1, 0, 2, 0, 2, 2, 1, 6,
             0, 5, 0, 2, 6, 5, 4, 0, 5, 3,
             0, 3, 2, 9, 0, 4, 9, 3, 6, 14,
             0, 6, 3, 5, 15, 0, 5, 3, 5, 2,
             17, 0, 6, 11, 0, 3, 8, 0, 3, 3,
-        };
+        ];
 
         var sequence = new VanEcksSequence().Sequence.Take(50);
 

DataStructures.Tests/Stack/ListBasedStackTests.cs

@@ -7,22 +7,22 @@ public static class ListBasedStackTests
     [Test]
     public static void CountTest()
     {
-        var stack = new ListBasedStack<int>(new[] { 0, 1, 2, 3, 4 });
+        var stack = new ListBasedStack<int>([0, 1, 2, 3, 4]);
         stack.Count.Should().Be(5);
     }
 
     [Test]
     public static void ClearTest()
     {
-        var stack = new ListBasedStack<int>(new[] { 0, 1, 2, 3, 4 });
+        var stack = new ListBasedStack<int>([0, 1, 2, 3, 4]);
         stack.Clear();
         stack.Count.Should().Be(0);
     }
 
     [Test]
     public static void ContainsTest()
     {
-        var stack = new ListBasedStack<int>(new[] { 0, 1, 2, 3, 4 });
+        var stack = new ListBasedStack<int>([0, 1, 2, 3, 4]);
 
         Assert.Multiple(() =>
         {
@@ -37,7 +37,7 @@ public static void ContainsTest()
     [Test]
     public static void PeekTest()
     {
-        var stack = new ListBasedStack<int>(new[] { 0, 1, 2, 3, 4 });
+        var stack = new ListBasedStack<int>([0, 1, 2, 3, 4]);
 
         Assert.Multiple(() =>
         {
@@ -50,7 +50,7 @@ public static void PeekTest()
     [Test]
     public static void PopTest()
     {
-        var stack = new ListBasedStack<int>(new[] { 0, 1, 2, 3, 4 });
+        var stack = new ListBasedStack<int>([0, 1, 2, 3, 4]);
 
         Assert.Multiple(() =>
         {