test: add more unit tests

1 files changed, 44 insertions, 1 deletions

diff --git a/macros/src/macro_flag.rs b/macros/src/macro_flag.rs
index 257a059..97a8ff2 100644
--- a/macros/src/macro_flag.rs
+++ b/macros/src/macro_flag.rs
@@ -1,7 +1,7 @@
 use syn::parse::{Parse, ParseStream};
 use syn::{Ident, LitBool, Token};
 
-#[derive(Debug)]
+#[derive(Debug, PartialEq, Eq)]
 pub struct MacroFlag
 {
     pub flag: Ident,
@@ -25,3 +25,46 @@ impl Parse for MacroFlag
         Ok(Self { flag, is_on })
     }
 }
+
+#[cfg(test)]
+mod tests
+{
+    use std::error::Error;
+
+    use proc_macro2::Span;
+    use quote::{format_ident, quote};
+    use syn::parse2;
+
+    use super::*;
+
+    #[test]
+    fn can_parse_macro_flag() -> Result<(), Box<dyn Error>>
+    {
+        assert_eq!(
+            parse2::<MacroFlag>(quote! {
+                more = true
+            })?,
+            MacroFlag {
+                flag: format_ident!("more"),
+                is_on: LitBool::new(true, Span::call_site())
+            }
+        );
+
+        assert_eq!(
+            parse2::<MacroFlag>(quote! {
+                do_something = false
+            })?,
+            MacroFlag {
+                flag: format_ident!("do_something"),
+                is_on: LitBool::new(false, Span::call_site())
+            }
+        );
+
+        assert!(parse2::<MacroFlag>(quote! {
+            10 = false
+        })
+        .is_err());
+
+        Ok(())
+    }
+}