From bc12f1179143f20a54664ba8ce51d24834d2f1ff Mon Sep 17 00:00:00 2001
From: Nadrieril
Date: Thu, 16 Jan 2020 17:20:10 +0000
Subject: Deserialize more types

---
 serde_dhall/tests/de.rs | 85 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 serde_dhall/tests/de.rs

(limited to 'serde_dhall/tests')

diff --git a/serde_dhall/tests/de.rs b/serde_dhall/tests/de.rs
new file mode 100644
index 0000000..41a44bd
--- /dev/null
+++ b/serde_dhall/tests/de.rs
@@ -0,0 +1,85 @@
+use serde::Deserialize;
+use serde_dhall::{from_str, from_str_auto_type, StaticType};
+
+#[test]
+fn test_de_typed() {
+    fn parse<T: serde_dhall::de::Deserialize + StaticType>(s: &str) -> T {
+        from_str_auto_type(s).unwrap()
+    }
+
+    assert_eq!(parse::<bool>("True"), true);
+
+    assert_eq!(parse::<u64>("1"), 1);
+    assert_eq!(parse::<u32>("1"), 1);
+    assert_eq!(parse::<usize>("1"), 1);
+
+    assert_eq!(parse::<i64>("+1"), 1);
+    assert_eq!(parse::<i32>("+1"), 1);
+    assert_eq!(parse::<isize>("+1"), 1);
+
+    assert_eq!(parse::<f64>("1.0"), 1.0);
+    assert_eq!(parse::<f32>("1.0"), 1.0);
+
+    assert_eq!(parse::<String>(r#""foo""#), "foo".to_owned());
+    assert_eq!(parse::<Vec<u64>>("[] : List Natural"), vec![]);
+    assert_eq!(parse::<Vec<u64>>("[1, 2]"), vec![1, 2]);
+    assert_eq!(parse::<Option<u64>>("None Natural"), None);
+    assert_eq!(parse::<Option<u64>>("Some 1"), Some(1));
+
+    assert_eq!(
+        parse::<(u64, String)>(r#"{ _1 = 1, _2 = "foo" }"#),
+        (1, "foo".to_owned())
+    );
+
+    #[derive(Debug, PartialEq, Eq, Deserialize, StaticType)]
+    struct Foo {
+        x: u64,
+        y: i64,
+    }
+    assert_eq!(parse::<Foo>("{ x = 1, y = -2 }"), Foo { x: 1, y: -2 });
+
+    #[derive(Debug, PartialEq, Eq, Deserialize, StaticType)]
+    enum Bar {
+        X(u64),
+        Y(i64),
+    }
+    assert_eq!(parse::<Bar>("< X: Natural | Y: Integer >.X 1"), Bar::X(1));
+
+    #[derive(Debug, PartialEq, Eq, Deserialize, StaticType)]
+    enum Baz {
+        X,
+        Y(i64),
+    }
+    assert_eq!(parse::<Baz>("< X | Y: Integer >.X"), Baz::X);
+}
+
+#[test]
+fn test_de_untyped() {
+    fn parse<T: serde_dhall::de::Deserialize>(s: &str) -> T {
+        from_str(s).unwrap()
+    }
+
+    // Test tuples on record of wrong type
+    assert_eq!(
+        parse::<(u64, String, isize)>(r#"{ y = "foo", x = 1, z = +42 }"#),
+        (1, "foo".to_owned(), 42)
+    );
+
+    use std::collections::HashMap;
+    let mut expected_map = HashMap::new();
+    expected_map.insert("x".to_string(), 1);
+    expected_map.insert("y".to_string(), 2);
+    assert_eq!(
+        parse::<HashMap<String, usize>>("{ x = 1, y = 2 }"),
+        expected_map
+    );
+
+    use std::collections::BTreeMap;
+    let mut expected_map = BTreeMap::new();
+    expected_map.insert("x".to_string(), 1);
+    expected_map.insert("y".to_string(), 2);
+    assert_eq!(
+        parse::<BTreeMap<String, usize>>("{ x = 1, y = 2 }"),
+        expected_map
+    );
+}
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