Initial commit

test-project/test/test_helper.exs

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+ExUnit.start()

test-project/test/test_test.exs

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+defmodule TestTest do
+  use ExUnit.Case
+  doctest Test
+
+  test "greets the world" do
+    out = Logfmt.encode(foo: "bar")
+    assert out == "foo=bar"
+  end
+end