Add two toml::format tests

src/test_utils/example1.rs

@@ -0,0 +1,61 @@
+use std::{
+    net::IpAddr,
+    path::PathBuf,
+};
+
+use crate::Config;
+use crate as confique;
+
+#[derive(Debug, Config)]
+/// A sample configuration for our app.
+pub struct Conf {
+    /// Name of the website.
+    pub site_name: String,
+
+    /// Configurations related to the HTTP communication.
+    #[config(nested)]
+    pub http: Http,
+
+    /// Configuring the logging.
+    #[config(nested)]
+    pub log: LogConfig,
+}
+
+/// Configuring the HTTP server of our app.
+#[derive(Debug, Config)]
+pub struct Http {
+    /// The port the server will listen on.
+    #[config(env = "PORT")]
+    pub port: u16,
+
+    #[config(nested)]
+    pub headers: Headers,
+
+    /// The bind address of the server. Can be set to `0.0.0.0` for example, to
+    /// allow other users of the network to access the server.
+    #[config(default = "127.0.0.1")]
+    pub bind: IpAddr,
+}
+
+#[derive(Debug, Config)]
+pub struct Headers {
+    /// The header in which the reverse proxy specifies the username.
+    #[config(default = "x-username")]
+    pub username: String,
+
+    /// The header in which the reverse proxy specifies the display name.
+    #[config(default = "x-display-name")]
+    pub display_name: String,
+}
+
+
+#[derive(Debug, Config)]
+pub struct LogConfig {
+    /// If set to `true`, the app will log to stdout.
+    #[config(default = true)]
+    pub stdout: bool,
+
+    /// If this is set, the app will write logs to the given file. Of course,
+    /// the app has to have write access to that file.
+    pub file: Option<PathBuf>,
+}

src/test_utils/mod.rs

@@ -0,0 +1,10 @@
+pub(crate) mod example1;
+
+
+macro_rules! include_format_output {
+    ($file:expr) => {
+        include_str!(concat!(env!("CARGO_MANIFEST_DIR"), "/tests/format-output/", $file))
+    };
+}
+
+pub(crate) use include_format_output;