Fix Member methods due to variant joined_at values

Fix an issue where the library would check the Id of the guild that a
member is in by checking the Member's ID and joined_at value with those
of the members of guilds present in the cache.

Performing this check would have the issue of where a joined_at
for a member received over websocket would potentially have a varying
value than that of the same member retrieved over REST.

To fix this, attach the relevant guild's Id to the member on creation,
where the Id is available.

Fixes #68.

2 files changed, 37 insertions, 0 deletions

diff --git a/tests/README.md b/tests/README.md
new file mode 100644
index 0000000..f67f67d
--- /dev/null
+++ b/tests/README.md
@@ -0,0 +1,21 @@
+### Running the Ignored Test Suite
+
+Some tests are ignored by default, as they require authentication. These should
+only be run when you need to actually test something that _requires_ hitting
+Discord's REST API.
+
+### Generic Tests
+
+Provide the token by setting the environment variable `DISCORD_TOKEN`.
+
+e.g.:
+
+```sh
+$ DISCORD_TOKEN=aaaaaaaaaaa TEST_USER=285951325479632862 cargo test -- --ignored
+```
+
+### Notes for Specific Tests
+
+issues/69:
+
+Provide a `TEST_USER`
diff --git a/tests/issues/69.rs b/tests/issues/69.rs
new file mode 100644
index 0000000..342f7fc
--- /dev/null
+++ b/tests/issues/69.rs
@@ -0,0 +1,16 @@
+extern crate serenity;
+
+use serenity::ext::cache::Cache;
+use serenity::model::event::ChannelCreateEvent;
+use serenity::model::GuildId;
+
+#[ignore]
+fn test_private_channel_create() {
+    let cache = Cache::default();
+
+    let event = ChannelCreateEvent {
+        channel: Channel {
+
+        }
+    }
+}