diff --git a/Tests/Singulink.Globalization.Currency.Tests/Sets/MoneySetTests/Ctor.cs b/Tests/Singulink.Globalization.Currency.Tests/Sets/MoneySetTests/Ctor.cs
new file mode 100644
index 0000000..7d8da50
--- /dev/null
+++ b/Tests/Singulink.Globalization.Currency.Tests/Sets/MoneySetTests/Ctor.cs
@@ -0,0 +1,40 @@
+namespace Singulink.Globalization.Tests.Sets.MoneySetTests;
+
+[PrefixTestClass]
+public class Ctor
+{
+    private static readonly Money Usd100 = new Money(100m, "USD");
+    private static readonly ImmutableArray<Money> SetValues = [Usd100, new(50m, "CAD"), new(25m, "EUR")];
+
+    [TestMethod]
+    public void EmptyArray()
+    {
+        var set = new MoneySet(Array.Empty<Money>());
+        set.Count.ShouldBe(0);
+        set.ShouldBe([]);
+    }
+
+    [TestMethod]
+    public void SomeDefaultValues_IgnoresDefaultValues()
+    {
+        var set = new MoneySet([default, ..SetValues, default]);
+        set.Count.ShouldBe(3);
+        set.ShouldBe(SetValues, ignoreOrder: true);
+    }
+
+    [TestMethod]
+    public void ZeroValues_SkipsIfPresent()
+    {
+        var set = new MoneySet([..SetValues, new(0m, "USD")]);
+        set.Count.ShouldBe(3);
+        set.ShouldBe(SetValues, ignoreOrder: true);
+    }
+
+    [TestMethod]
+    public void MultipleSameCurrencyValues_AddsSameCurrencyValuesTogether()
+    {
+        var set = new MoneySet([..SetValues, ..SetValues, ..SetValues]);
+        set.Count.ShouldBe(3);
+        set.ShouldBe([new(300m, "USD"), new(150m, "CAD"), new(75m, "EUR")], ignoreOrder: true);
+    }
+}
\ No newline at end of file
diff --git a/Tests/Singulink.Globalization.Currency.Tests/Sets/SortedMoneySet/Ctor.cs b/Tests/Singulink.Globalization.Currency.Tests/Sets/SortedMoneySet/Ctor.cs
new file mode 100644
index 0000000..5ea1163
--- /dev/null
+++ b/Tests/Singulink.Globalization.Currency.Tests/Sets/SortedMoneySet/Ctor.cs
@@ -0,0 +1,40 @@
+namespace Singulink.Globalization.Tests.Sets.SortedMoneySetTests;
+
+[PrefixTestClass]
+public class Ctor
+{
+    private static readonly Money Usd100 = new Money(100m, "USD");
+    private static readonly ImmutableArray<Money> SetValues = [Usd100, new(50m, "CAD"), new(25m, "EUR")];
+
+    [TestMethod]
+    public void EmptyArray()
+    {
+        var set = new SortedMoneySet(Array.Empty<Money>());
+        set.Count.ShouldBe(0);
+        set.ShouldBe([]);
+    }
+
+    [TestMethod]
+    public void SomeDefaultValues_IgnoresDefaultValues()
+    {
+        var set = new SortedMoneySet([default, ..SetValues, default]);
+        set.Count.ShouldBe(3);
+        set.ShouldBe(SetValues, ignoreOrder: true);
+    }
+
+    [TestMethod]
+    public void ZeroValues_SkipsIfPresent()
+    {
+        var set = new SortedMoneySet([..SetValues, new(0m, "USD")]);
+        set.Count.ShouldBe(3);
+        set.ShouldBe(SetValues, ignoreOrder: true);
+    }
+
+    [TestMethod]
+    public void MultipleSameCurrencyValues_AddsSameCurrencyValuesTogether()
+    {
+        var set = new SortedMoneySet([..SetValues, ..SetValues, ..SetValues]);
+        set.Count.ShouldBe(3);
+        set.ShouldBe([new(300m, "USD"), new(150m, "CAD"), new(75m, "EUR")], ignoreOrder: true);
+    }
+}
\ No newline at end of file