Skip tests that don't work on MacOS

Author: fhunleth

test/nerves/artifact/resolver_test.exs

@@ -3,6 +3,9 @@ defmodule Nerves.Artifact.ResolverTest do
 
   alias Nerves.Artifact
 
+  # Only run on Linux for now
+  @moduletag :linux
+
   setup_all do
     {:ok, pid} = Nerves.TestServer.Router.start_link()
     [server: pid]

test/nerves/utils_test.exs

@@ -5,22 +5,26 @@ defmodule Nerves.UtilsTest do
 
   alias Nerves.Utils
 
+  @tag :linux
   test "proxy_config returns no credentials when no proxy supplied" do
     assert Utils.Proxy.config("http://nerves-project.org") == []
   end
 
+  @tag :linux
   test "proxy_config returns http_proxy credentials when supplied" do
     System.put_env("HTTP_PROXY", "http://nerves:test@example.com")
     assert Utils.Proxy.config("http://nerves-project.org") == [proxy_auth: {~c"nerves", ~c"test"}]
     System.delete_env("HTTP_PROXY")
   end
 
+  @tag :linux
   test "proxy_config returns http_proxy credentials when only username supplied" do
     System.put_env("HTTP_PROXY", "http://nopass@example.com")
     assert Utils.Proxy.config("http://nerves-project.org") == [proxy_auth: {~c"nopass", ~c""}]
     System.delete_env("HTTP_PROXY")
   end
 
+  @tag :linux
   test "proxy_config returns credentials when the protocol is https" do
     System.put_env("HTTPS_PROXY", "https://test:nerves@example.com")
 
@@ -31,6 +35,7 @@ defmodule Nerves.UtilsTest do
     System.delete_env("HTTPS_PROXY")
   end
 
+  @tag :linux
   test "proxy_config returns empty list when no credentials supplied" do
     System.put_env("HTTP_PROXY", "http://example.com")
     assert Utils.Proxy.config("http://nerves-project.org") == []

test/test_helper.exs

@@ -16,5 +16,7 @@ System.put_env("NERVES_LOG_DISABLE_PROGRESS_BAR", "1")
 # Clear the project stack in preparation for loading and unloading fixtures
 Mix.ProjectStack.clear_stack()
 
+excludes = if :os.type() != {:unix, :linux}, do: [:linux, :skip], else: [:skip]
+
 # Long assert receive timeout is for CircleCI.
-ExUnit.start(exclude: [:skip], assert_receive_timeout: 500)
+ExUnit.start(exclude: excludes, assert_receive_timeout: 500)