initial version

option_test.go

@@ -0,0 +1,88 @@
+package option_test
+
+import (
+	"testing"
+
+	"code.uint32.ru/tiny/option"
+)
+
+func TestIsSome(t *testing.T) {
+	tc := []struct {
+		name string
+		opt  option.Option[int]
+		want bool
+	}{
+		{
+			name: "Some",
+			opt:  option.Some(5),
+			want: true,
+		},
+		{
+			name: "None",
+			opt:  option.None[int](),
+			want: false,
+		},
+	}
+
+	for _, c := range tc {
+		t.Run(c.name, func(t *testing.T) {
+			if got := c.opt.IsSome(); got != c.want {
+				t.Errorf("IsSome() = %v; want %v", got, c.want)
+			}
+		})
+	}
+}
+
+func TestIsNone(t *testing.T) {
+	tc := []struct {
+		name string
+		opt  option.Option[int]
+		want bool
+	}{
+		{
+			name: "Some",
+			opt:  option.Some(5),
+			want: false,
+		},
+		{
+			name: "None",
+			opt:  option.None[int](),
+			want: true,
+		},
+	}
+
+	for _, c := range tc {
+		t.Run(c.name, func(t *testing.T) {
+			if got := c.opt.IsNone(); got != c.want {
+				t.Errorf("IsNone() = %v; want %v", got, c.want)
+			}
+		})
+	}
+}
+
+func TestTake(t *testing.T) {
+	tc := []struct {
+		name string
+		opt  option.Option[int]
+		want int
+	}{
+		{
+			name: "Some",
+			opt:  option.Some(5),
+			want: 5,
+		},
+		{
+			name: "None",
+			opt:  option.None[int](),
+			want: 0,
+		},
+	}
+
+	for _, c := range tc {
+		t.Run(c.name, func(t *testing.T) {
+			if got := c.opt.Take(); got != c.want {
+				t.Errorf("Take() = %v; want %v", got, c.want)
+			}
+		})
+	}
+}