Add test whether float is the correct numbertest-float-vs-real-int

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>

1 files changed, 20 insertions, 0 deletions

diff --git a/tests/floatint.rs b/tests/floatint.rs
new file mode 100644
index 0000000..0c1d1e5
--- /dev/null
+++ b/tests/floatint.rs
@@ -0,0 +1,20 @@
+extern crate config;
+use config::*;
+
+fn make() -> Config {
+    Config::default()
+        .merge(File::from_str(
+            r#"{"floatval": "9223372036854775807"}"#,
+            FileFormat::Json,
+        ))
+        .unwrap()
+        .clone()
+}
+
+#[test]
+fn test_invalid_float() {
+    let c = make();
+    let f = c.get_float("floatval").unwrap();
+    assert_eq!(format!("{}", f), format!("{}", 9223372036854775807 as i64));
+}
+