From e6e52b5bee51d2b8670b124c9267b683d988aa4b Mon Sep 17 00:00:00 2001
From: Sam Scott <sam@osohq.com>
Date: Sat, 9 Jul 2022 20:29:28 -0500
Subject: Add a test case for dates.

---
 Cargo.toml           |  1 +
 tests/test_chrono.rs | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 47 insertions(+)
 create mode 100644 tests/test_chrono.rs

diff --git a/Cargo.toml b/Cargo.toml
index 00d70ef..0d675f8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -25,6 +25,7 @@ warp-framework = { package = "warp", version = "0.3", default-features = false,
 axum-framework = { package = "axum", version = "0.5", default-features = false, optional = true }
 
 [dev-dependencies]
+chrono = { version = "0.4", features = ["serde"] }
 csv = "1.1"
 rand = "0.8"
 serde_derive = "1.0"
diff --git a/tests/test_chrono.rs b/tests/test_chrono.rs
new file mode 100644
index 0000000..8267d56
--- /dev/null
+++ b/tests/test_chrono.rs
@@ -0,0 +1,46 @@
+extern crate serde;
+#[macro_use]
+extern crate serde_derive;
+extern crate serde_qs as qs;
+
+#[test]
+fn test_dates() {
+    use chrono::prelude::*;
+    #[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
+    struct Params {
+        date_time: DateTime<FixedOffset>,
+    }
+
+    let params = Params {
+        date_time: FixedOffset::east(9 * 3600)
+            .ymd(2014, 11, 28)
+            .and_hms_nano(21, 45, 59, 324310806),
+    };
+
+    let s = qs::to_string(&params).unwrap();
+    assert_eq!(s, "date_time=2014-11-28T21%3A45%3A59.324310806%2B09%3A00");
+
+    let data: Params = qs::from_str(&s).unwrap();
+    assert_eq!(data, params);
+}
+
+/// Curious what happens if we _don't_ urlencode the string parameter
+#[test]
+#[should_panic]
+fn test_improperly_encoded_dates() {
+    use chrono::prelude::*;
+    #[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
+    struct Params {
+        date_time: DateTime<FixedOffset>,
+    }
+
+    let _expected = Params {
+        date_time: FixedOffset::east(9 * 3600)
+            .ymd(2014, 11, 28)
+            .and_hms_nano(21, 45, 59, 324310806),
+    };
+
+    let s = "date_time=2014-11-28T21:45:59.324310806+09:00";
+    let _data: Params = qs::from_str(s).unwrap();
+    // assert_eq!(data, params);
+}
-- 
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