47 lines
1.5 KiB
Elixir
47 lines
1.5 KiB
Elixir
defmodule Mv.MailerTest do
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@moduledoc """
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Unit tests for Mv.Mailer, in particular send_test_email/1.
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Uses Swoosh.Adapters.Test (configured in test.exs); no real SMTP. Asserts
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success/error contract and that one test email is sent on success.
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"""
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use Mv.DataCase, async: true
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import Swoosh.TestAssertions
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alias Mv.Mailer
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describe "send_test_email/1" do
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test "returns {:ok, email} and sends one email with expected subject/body when successful" do
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to_email = "test-#{System.unique_integer([:positive])}@example.com"
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assert {:ok, _email} = Mailer.send_test_email(to_email)
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assert_email_sent(fn email ->
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to_addresses = Enum.map(email.to, &elem(&1, 1))
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subject = email.subject || ""
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body = email.html_body || email.text_body || ""
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to_email in to_addresses and
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(String.contains?(subject, "Test") or String.contains?(body, "test"))
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end)
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end
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test "returns {:error, reason} for invalid email address" do
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result = Mailer.send_test_email("not-an-email")
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assert {:error, _reason} = result
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end
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test "uses mail_from as sender" do
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to_email = "recipient-#{System.unique_integer([:positive])}@example.com"
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assert {:ok, _} = Mailer.send_test_email(to_email)
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assert_email_sent(fn email ->
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{_name, expected_from} = Mailer.mail_from()
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# email.from is a single {name, address} tuple in Swoosh, not a list
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{_name, actual_from} = email.from
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actual_from == expected_from
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end)
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end
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end
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end
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