Adds 'parse_numbers' options for Environment

This can be particularly helpful for `MY_SERVER_PORT=4334 cargo run`

1 files changed, 20 insertions, 0 deletions

diff --git a/tests/env.rs b/tests/env.rs
index 578933e..fdeb373 100644
--- a/tests/env.rs
+++ b/tests/env.rs
@@ -83,3 +83,23 @@ fn test_custom_separator_behavior() {
 
     env::remove_var("C.B.A");
 }
+
+fn test_parse_numbers() {
+    env::set_var("INT_VAL", "42");
+    env::set_var("FLOAT_VAL", "42.2");
+
+    let environment = Environment::new().parse_numbers(true);
+    let values = environment.collect().unwrap();
+
+    assert_eq!(
+        values.get("int_val").unwrap().clone().into_int().ok(),
+        Some(42)
+    );
+    assert_eq!(
+        values.get("float_val").unwrap().clone().into_float().ok(),
+        Some(42.2)
+    );
+
+    env::remove_var("INT_VAL");
+    env::remove_var("FLOAT_VAL");
+}