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author | Ryan Leckey <ryan@launchbadge.com> | 2017-06-13 15:57:21 -0700 |
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committer | Ryan Leckey <ryan@launchbadge.com> | 2017-06-13 15:57:21 -0700 |
commit | 3c3d1e860eded0027f1efe3bb25e0fa6fa8b8940 (patch) | |
tree | dc27dc47ebf2537b3f21fe10ae23de2efe824b53 /tests/file_json.rs | |
parent | ab0d8cb9aa107c8d561f3c188e6cbf472a7df23b (diff) |
Add JSON
Diffstat (limited to 'tests/file_json.rs')
-rw-r--r-- | tests/file_json.rs | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/tests/file_json.rs b/tests/file_json.rs new file mode 100644 index 0000000..983be86 --- /dev/null +++ b/tests/file_json.rs @@ -0,0 +1,71 @@ +extern crate config; +extern crate serde; +extern crate float_cmp; + +#[macro_use] +extern crate serde_derive; + +use std::collections::HashMap; +use float_cmp::ApproxEqUlps; +use config::*; + +#[derive(Debug, Deserialize)] +struct Place { + 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::Json)) + .unwrap(); + + c +} + +#[test] +fn test_file() { + let c = make(); + + // Deserialize the entire file as single struct + let s: Settings = c.deserialize().unwrap(); + + assert!(s.debug.approx_eq_ulps(&1.0, 2)); + assert_eq!(s.production, Some("false".to_string())); + 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_str().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::Json)); + + assert!(res.is_err()); + assert_eq!(res.unwrap_err().to_string(), + "expected `:` at line 4 column 1 in tests/Settings-invalid.json" + .to_string()); +} |