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Support stream attachments #57

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4 changes: 4 additions & 0 deletions lib/waffle_ecto/schema.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -110,6 +110,10 @@ defmodule Waffle.Ecto.Schema do
upload = %{upload | path: path}
if path_allowed?(path, options), do: [{field, {upload, scope}} | fields], else: fields

{field, upload = %{filename: filename, stream: stream}}, fields
when is_binary(filename) and is_map(stream) ->
[{field, {upload, scope}} | fields]

# If casting a binary (path), ensure we've explicitly allowed paths
{field, path}, fields when is_binary(path) ->
path = String.trim(path)
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15 changes: 15 additions & 0 deletions test/schema_test.exs
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Expand Up @@ -223,4 +223,19 @@ defmodule WaffleTest.Ecto.Schema do
)
)
end

test_with_mock "casting stream data", DummyDefinition,
store: fn {%{filename: "/path/to/my/file.png", stream: %Stream{}}, %TestUser{}} ->
{:ok, "file.png"}
end do
TestUser.changeset(%TestUser{}, %{
"avatar" => %{filename: "/path/to/my/file.png", stream: %Stream{}}
})

assert called(
DummyDefinition.store(
{%{filename: "/path/to/my/file.png", stream: %Stream{}}, %TestUser{}}
)
)
end
end