Merge pull request #612 from epage/test

test: Reduce requirements

Author: epage

Cargo.lock

@@ -148,6 +148,7 @@ glob = "0.3"
 notify = "7.0"
 temp-env = "0.3"
 log = { version = "0.4", features = ["serde"] }
+snapbox = "0.6.21"
 
 [[example]]
 name = "async_source"

Cargo.toml

@@ -891,7 +891,12 @@ mod tests {
     #[cfg(feature = "toml")]
     fn test_i64() {
         let c = Config::builder()
-            .add_source(File::new("tests/types/i64.toml", FileFormat::Toml))
+            .add_source(File::from_str(
+                "
+value = 120
+",
+                FileFormat::Toml,
+            ))
             .build()
             .unwrap();