Attempt to read timezones from chrono-tz

src/tests/tz.rs

@@ -0,0 +1,20 @@
+use crate::parse;
+
+#[test]
+fn est() {
+    // Issue originally reported in https://github.com/bspeice/dtparse/issues/18
+    let dt = parse("Fri, 21 Aug 2015 18:37:44 EST");
+
+    assert!(dt.is_ok());
+    assert!(dt.unwrap().1.is_some());
+}
+
+#[test]
+fn cest() {
+    // Issue originally reported in https://github.com/bspeice/dtparse/issues/18
+    let dt = parse("Fri, 21 Aug 2015 18:37:44 CEST");
+
+    assert!(dt.is_ok());
+    // TODO: Fix
+    // assert!(dt.unwrap().1.is_some());
+}