Add support for RON format

4 files changed, 125 insertions, 0 deletions

diff --git a/tests/Settings-invalid.ron b/tests/Settings-invalid.ron
new file mode 100644
index 0000000..0f41c5c
--- /dev/null
+++ b/tests/Settings-invalid.ron
@@ -0,0 +1,4 @@
+(
+  ok: true,
+  error
+)
diff --git a/tests/Settings.ron b/tests/Settings.ron
new file mode 100644
index 0000000..528fd61
--- /dev/null
+++ b/tests/Settings.ron
@@ -0,0 +1,18 @@
+(
+  debug: true,
+  production: false,
+  arr: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10],
+  place: (
+    initials: ('T', 'P'),
+    name: "Torre di Pisa",
+    longitude: 43.7224985,
+    latitude: 10.3970522,
+    favorite: false,
+    reviews: 3866,
+    rating: Some(4.5),
+    telephone: None,
+    creator: {
+      "name": "John Smith"
+    }
+  )
+)
diff --git a/tests/datetime.rs b/tests/datetime.rs
index 6c1e620..471da47 100644
--- a/tests/datetime.rs
+++ b/tests/datetime.rs
@@ -4,6 +4,7 @@
     feature = "hjson",
     feature = "yaml",
     feature = "ini",
+    feature = "ron",
 ))]
 
 extern crate chrono;
@@ -53,6 +54,15 @@ fn make() -> Config {
             FileFormat::Ini,
         ))
         .unwrap()
+        .merge(File::from_str(
+            r#"
+            (
+                ron_datetime: "2021-04-19T11:33:02Z"
+            )
+            "#,
+            FileFormat::Ron,
+        ))
+        .unwrap()
         .clone()
 }
 
@@ -84,6 +94,11 @@ fn test_datetime_string() {
     let date: String = s.get("ini_datetime").unwrap();
 
     assert_eq!(&date, "2017-05-10T02:14:53Z");
+
+    // RON
+    let date: String = s.get("ron_datetime").unwrap();
+
+    assert_eq!(&date, "2021-04-19T11:33:02Z");
 }
 
 #[test]
@@ -114,4 +129,9 @@ fn test_datetime() {
     let date: DateTime<Utc> = s.get("ini_datetime").unwrap();
 
     assert_eq!(date, Utc.ymd(2017, 5, 10).and_hms(2, 14, 53));
+
+    // RON
+    let date: DateTime<Utc> = s.get("ron_datetime").unwrap();
+
+    assert_eq!(date, Utc.ymd(2021, 4, 19).and_hms(11, 33, 2));
 }
diff --git a/tests/file_ron.rs b/tests/file_ron.rs
new file mode 100644
index 0000000..1f1ede2
--- /dev/null
+++ b/tests/file_ron.rs
@@ -0,0 +1,83 @@
+#![cfg(feature = "ron")]
+
+extern crate config;
+extern crate float_cmp;
+extern crate serde;
+
+#[macro_use]
+extern crate serde_derive;
+
+use std::collections::HashMap;
+use std::path::PathBuf;
+
+use config::*;
+use float_cmp::ApproxEqUlps;
+
+#[derive(Debug, Deserialize)]
+struct Place {
+    initials: (char, char),
+    name: String,
+    longitude: f64,
+    latitude: f64,
+    favorite: bool,
+    telephone: Option<String>,
+    reviews: u64,
+    creator: HashMap<String, Value>,
+    rating: Option<f32>,
+}
+
+#[derive(Debug, Deserialize)]
+struct Settings {
+    debug: f64,
+    production: Option<String>,
+    place: Place,
+    #[serde(rename = "arr")]
+    elements: Vec<String>,
+}
+
+fn make() -> Config {
+    let mut c = Config::default();
+    c.merge(File::new("tests/Settings", FileFormat::Ron))
+        .unwrap();
+
+    c
+}
+
+#[test]
+fn test_file() {
+    let c = make();
+
+    // Deserialize the entire file as single struct
+    let s: Settings = c.try_into().unwrap();
+
+    assert!(s.debug.approx_eq_ulps(&1.0, 2));
+    assert_eq!(s.production, Some("false".to_string()));
+    assert_eq!(s.place.initials, ('T', 'P'));
+    assert_eq!(s.place.name, "Torre di Pisa");
+    assert!(s.place.longitude.approx_eq_ulps(&43.7224985, 2));
+    assert!(s.place.latitude.approx_eq_ulps(&10.3970522, 2));
+    assert_eq!(s.place.favorite, false);
+    assert_eq!(s.place.reviews, 3866);
+    assert_eq!(s.place.rating, Some(4.5));
+    assert_eq!(s.place.telephone, None);
+    assert_eq!(s.elements.len(), 10);
+    assert_eq!(s.elements[3], "4".to_string());
+    assert_eq!(
+        s.place.creator["name"].clone().into_string().unwrap(),
+        "John Smith".to_string()
+    );
+}
+
+#[test]
+fn test_error_parse() {
+    let mut c = Config::default();
+    let res = c.merge(File::new("tests/Settings-invalid", FileFormat::Ron));
+
+    let path_with_extension: PathBuf = ["tests", "Settings-invalid.ron"].iter().collect();
+
+    assert!(res.is_err());
+    assert_eq!(
+        res.unwrap_err().to_string(),
+        format!("4:1: Expected colon in {}", path_with_extension.display())
+    );
+}