darned floats

ledger/deltas_test.go

@@ -0,0 +1,24 @@
+package ledger
+
+import "testing"
+
+func TestDeltas(t *testing.T) {
+	t.Run("register", func(t *testing.T) {
+		deltas := Deltas{
+			{Date: "a", Value: 0.1},
+			{Date: "a", Value: 2.2},
+			{Date: "b", Value: 4.3},
+		}
+		got := deltas.Register()
+		t.Logf("%+v", got)
+		if len(got) != 2 {
+			t.Error(len(got))
+		}
+		if int(10*got["a"][""][""]) != 23 {
+			t.Error(got["a"][""][""])
+		}
+		if int(10*got["b"][""][""]) != 66 {
+			t.Error(got["b"][""][""])
+		}
+	})
+}