1 files changed, 35 insertions, 0 deletions
diff --git a/pkg/u/list_test.go b/pkg/u/list_test.go
index a6d84c7..805a209 100644
--- a/pkg/u/list_test.go
+++ b/pkg/u/list_test.go
@@ -94,3 +94,38 @@ func TestSubList(t *testing.T) {
 		})
 	}
 }
+
+func TestFirstOrZero(t *testing.T) {
+	testCases := []struct {
+		name  string
+		slice []int
+		first int
+	}{
+		{
+			name:  "multiple items slice",
+			slice: []int{1, 2, 3},
+			first: 1,
+		},
+		{
+			name:  "single item slice",
+			slice: []int{1},
+			first: 1,
+		},
+		{
+			name:  "empty slice",
+			slice: []int{},
+			first: 0,
+		},
+	}
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+
+			first := FirstOrZero(tc.slice)
+
+			if first != tc.first {
+				t.Errorf("Error first, want %d got %d", tc.first, first)
+			}
+
+		})
+	}
+}