Get previous oracle uco price

archethic-foundation · Dec 14, 2022 · cb9315f · cb9315f
1 parent ce0ccff
commit cb9315f
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Showing 2 changed files with 9 additions and 14 deletions.
diff --git a/lib/archethic/oracle_chain/mem_table.ex b/lib/archethic/oracle_chain/mem_table.ex
@@ -77,19 +77,13 @@ defmodule Archethic.OracleChain.MemTable do
       date
       |> DateTime.to_unix()
 
-    case :ets.lookup(:archethic_oracle, {timestamp, type}) do
-      [] ->
-        case :ets.prev(:archethic_oracle, {timestamp, type}) do
-          :"$end_of_table" ->
-            {:error, :not_found}
-
-          key = {time, _} ->
-            [{_, data}] = :ets.lookup(:archethic_oracle, key)
-            {:ok, data, DateTime.from_unix!(time)}
-        end
+    case :ets.prev(:archethic_oracle, {timestamp, type}) do
+      :"$end_of_table" ->
+        {:error, :not_found}
 
-      [{_, data}] ->
-        {:ok, data, date}
+      key = {time, _} ->
+        [{_, data}] = :ets.lookup(:archethic_oracle, key)
+        {:ok, data, DateTime.from_unix!(time)}
     end
   end
 

diff --git a/test/archethic/oracle_chain/mem_table_loader_test.exs b/test/archethic/oracle_chain/mem_table_loader_test.exs
@@ -21,7 +21,8 @@ defmodule Archethic.OracleChain.MemTableLoaderTest do
                  }
                })
 
-      assert {:ok, %{"eur" => 0.02}, _} = MemTable.get_oracle_data("uco", DateTime.utc_now())
+      assert {:ok, %{"eur" => 0.02}, _} =
+               MemTable.get_oracle_data("uco", DateTime.utc_now() |> DateTime.add(1000))
     end
 
     test "should load an oracle summary transaction and the related changes" do
@@ -43,7 +44,7 @@ defmodule Archethic.OracleChain.MemTableLoaderTest do
                })
 
       assert {:ok, %{"eur" => 0.07}, _} =
-               MemTable.get_oracle_data("uco", DateTime.from_unix!(1_614_677_925))
+               MemTable.get_oracle_data("uco", DateTime.from_unix!(1_614_677_927))
     end
   end
 end