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When assert_called we can see what was expected and what was captured #145

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When assert_called we can see what was expected and what was captured #145

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10 changes: 8 additions & 2 deletions lib/mock.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -173,7 +173,9 @@ defmodule Mock do
defmacro assert_called({{:., _, [module, f]}, _, args}) do
quote do
unquoted_module = unquote(module)
value = :meck.called(unquoted_module, unquote(f), unquote(args))
unquoted_f = unquote(f)
unquote_args = unquote(args)
value = :meck.called(unquoted_module, unquoted_f, unquote_args)

unless value do
calls = unquoted_module
Expand All @@ -185,7 +187,11 @@ defmodule Mock do
|> Enum.join("\n")

raise ExUnit.AssertionError,
message: "Expected call but did not receive it. Calls which were received:\n\n#{calls}"
message: """
Expected call but did not receive it. Calls which were captured:\n\n#{calls}.
\n
Expected call: #{unquoted_module}.#{unquoted_f}(#{unquote_args |> Enum.map(&Kernel.inspect/1) |> Enum.join(",")})
"""
end
end
end
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