From 25f3d14a24287bb69dd005582d8e1c0a5124b612 Mon Sep 17 00:00:00 2001
From: Casey Rodarmor <casey@rodarmor.com>
Date: Mon, 25 Mar 2024 14:38:44 -0700
Subject: [PATCH] Test mintable

---
 src/index/entry.rs | 90 +++++++++++++++++++++++++++++++++++++++++++++-
 src/runes.rs       |  2 +-
 2 files changed, 90 insertions(+), 2 deletions(-)

diff --git a/src/index/entry.rs b/src/index/entry.rs
index d61fd426f7..91f0c3bbcb 100644
--- a/src/index/entry.rs
+++ b/src/index/entry.rs
@@ -61,7 +61,7 @@ impl RuneEntry {
     }
 
     if let Some(cap) = mint.cap {
-      if self.mints > cap {
+      if self.mints >= cap {
         return Err(MintError::Cap(cap));
       }
     }
@@ -565,4 +565,92 @@ mod tests {
 
     assert_eq!(actual, expected);
   }
+
+  #[test]
+  fn mintable() {
+    assert_eq!(
+      RuneEntry::default().mintable(Height(0), 0),
+      Err(MintError::Unmintable)
+    );
+
+    assert_eq!(
+      RuneEntry {
+        mint: Some(MintEntry {
+          end: Some(1),
+          limit: Some(1000),
+          ..default()
+        }),
+        ..default()
+      }
+      .mintable(Height(0), 0),
+      Ok(1000),
+    );
+
+    assert_eq!(
+      RuneEntry {
+        mint: Some(MintEntry {
+          end: Some(1),
+          limit: Some(1000),
+          ..default()
+        }),
+        ..default()
+      }
+      .mintable(Height(1), 0),
+      Err(MintError::End(1)),
+    );
+
+    assert_eq!(
+      RuneEntry {
+        mint: Some(MintEntry {
+          deadline: Some(1),
+          limit: Some(1000),
+          ..default()
+        }),
+        ..default()
+      }
+      .mintable(Height(0), 0),
+      Ok(1000),
+    );
+
+    assert_eq!(
+      RuneEntry {
+        mint: Some(MintEntry {
+          deadline: Some(1),
+          limit: Some(1000),
+          ..default()
+        }),
+        ..default()
+      }
+      .mintable(Height(0), 1),
+      Err(MintError::Deadline(1)),
+    );
+
+    assert_eq!(
+      RuneEntry {
+        mint: Some(MintEntry {
+          cap: Some(1),
+          limit: Some(1000),
+          ..default()
+        }),
+        mints: 0,
+        ..default()
+      }
+      .mintable(Height(0), 0),
+      Ok(1000),
+    );
+
+    assert_eq!(
+      RuneEntry {
+        mint: Some(MintEntry {
+          cap: Some(1),
+          limit: Some(1000),
+          ..default()
+        }),
+        mints: 1,
+        ..default()
+      }
+      .mintable(Height(0), 1),
+      Err(MintError::Cap(1)),
+    );
+  }
 }
diff --git a/src/runes.rs b/src/runes.rs
index 62cb696629..a6ba55d773 100644
--- a/src/runes.rs
+++ b/src/runes.rs
@@ -27,7 +27,7 @@ pub mod varint;
 
 type Result<T, E = Error> = std::result::Result<T, E>;
 
-#[derive(Debug)]
+#[derive(Debug, PartialEq)]
 pub enum MintError {
   Cap(u128),
   Deadline(u32),