Fix refute_email_delivered_with tests

We need to re-send the email after each assertion

test/lib/bamboo/adapters/test_adapter_test.exs

@@ -173,17 +173,48 @@ defmodule Bamboo.TestAdapterTest do
   end
 
   test "refute_email_delivered_with when email does not match" do
-    new_email(
-      to: {nil, "foo@bar.com"},
-      from: {nil, "foo@bar.com"},
-      text_body: "I really like coffee"
-    )
-    |> TestMailer.deliver_now()
+    mail =
+      new_email(
+        to: to = [{nil, "foo@bar.com"}],
+        from: {nil, "baz@bar.com"},
+        subject: subject = "coffee"
+      )
+
+    TestMailer.deliver_now(mail)
+    refute_email_delivered_with(subject: ~r/tea/)
+
+    TestMailer.deliver_now(mail)
+
+    try do
+      refute_email_delivered_with(subject: subject)
+    rescue
+      error in [ExUnit.AssertionError] ->
+        assert error.message =~ "parameters given match"
+    else
+      _ -> flunk("refute_email_delivered_with should have failed")
+    end
+
+    TestMailer.deliver_now(mail)
 
-    refute_email_delivered_with(text_body: ~r/tea/)
-    refute_email_delivered_with(to: "bla")
-    refute_email_delivered_with(to: "foo@baz.com")
-    refute_email_delivered_with(from: "foo@baz.com")
+    try do
+      refute_email_delivered_with(to: to)
+    rescue
+      error in [ExUnit.AssertionError] ->
+        assert error.message =~ "parameters given match"
+    else
+      _ -> flunk("refute_email_delivered_with should have failed")
+    end
+
+    TestMailer.deliver_now(mail)
+
+    try do
+      refute_email_delivered_with(subject: ~r/coff/)
+    rescue
+      error in [ExUnit.AssertionError] ->
+        assert error.message =~ "parameters given match"
+    else
+      _ -> flunk("refute_email_delivered_with should have failed")
+    end
   end
 
   test "refute_email_delivered_with when email matches" do