ML-162: enable /api/v1/errors endpoint

2026-05-04 13:14:40 +01:00
parent 213ca31a42
commit 51bd24d5b4
8 changed files with 611 additions and 15 deletions
@@ -0,0 +1,71 @@
+defmodule MusicLibrary.ErrorsFixtures do
+  @moduledoc """
+  Fixtures for ErrorTracker error and occurrence data.
+
+  ErrorTracker is disabled in test (`enabled: false` in config), so we cannot use
+  `ErrorTracker.report/3` to seed data. Instead, we insert directly via `MusicLibrary.Repo`
+  using ErrorTracker's own schemas.
+  """
+
+  alias ErrorTracker.{Error, Occurrence, Stacktrace}
+  alias MusicLibrary.Repo
+
+  @doc """
+  Inserts an error record with the given attributes merged over defaults.
+  """
+  def error_fixture(attrs \\ []) do
+    defaults = %{
+      kind: "RuntimeError",
+      reason: "Something went wrong",
+      source_line: "lib/my_module.ex:42",
+      source_function: "MyModule.do_thing/0",
+      status: :unresolved,
+      fingerprint:
+        error_fingerprint(:runtime_error, "lib/my_module.ex:42", "MyModule.do_thing/0"),
+      last_occurrence_at: DateTime.utc_now(),
+      muted: false
+    }
+
+    defaults
+    |> Map.merge(Map.new(attrs))
+    |> then(&Repo.insert!(struct!(Error, &1)))
+  end
+
+  @doc """
+  Inserts an occurrence record associated with the given error.
+  """
+  def occurrence_fixture(error, attrs \\ []) do
+    defaults = %{
+      reason: error.reason,
+      context: %{user_id: 1},
+      breadcrumbs: ["step 1"],
+      stacktrace: %Stacktrace{
+        lines: [
+          %Stacktrace.Line{
+            application: "music_library",
+            module: "MyModule",
+            function: "do_thing",
+            arity: 0,
+            file: "lib/my_module.ex",
+            line: 42
+          }
+        ]
+      },
+      error_id: error.id
+    }
+
+    defaults
+    |> Map.merge(Map.new(attrs))
+    |> then(&Repo.insert!(struct!(Occurrence, &1)))
+  end
+
+  @doc """
+  Generates a fingerprint matching ErrorTracker's algorithm: hex(SHA256(joined_params)).
+  """
+  def error_fingerprint(kind, source_line, source_function) do
+    [kind, source_line, source_function]
+    |> Enum.join()
+    |> then(&:crypto.hash(:sha256, &1))
+    |> Base.encode16()
+  end
+end