From 36402e5fa44178b45f6fd56e88533a2ff478b3b2 Mon Sep 17 00:00:00 2001
From: Jon C <me@jonc.dev>
Date: Mon, 18 Nov 2024 22:58:51 +0100
Subject: [PATCH] Update doctests

---
 .../extension/interest_bearing_mint/mod.rs    |  2 +-
 token/program-2022/src/extension/mod.rs       |  6 ++---
 token/program-2022/src/instruction.rs         | 22 ++++++++++++++++---
 3 files changed, 23 insertions(+), 7 deletions(-)

diff --git a/token/program-2022/src/extension/interest_bearing_mint/mod.rs b/token/program-2022/src/extension/interest_bearing_mint/mod.rs
index eca3916f0f0..bd2dc86c595 100644
--- a/token/program-2022/src/extension/interest_bearing_mint/mod.rs
+++ b/token/program-2022/src/extension/interest_bearing_mint/mod.rs
@@ -120,7 +120,7 @@ impl InterestBearingConfig {
     /// The new average rate is the time-weighted average of the current rate
     /// and average rate, solving for r such that:
     ///
-    /// ```no_run
+    /// ```text
     /// exp(r_1 * t_1) * exp(r_2 * t_2) = exp(r * (t_1 + t_2))
     ///
     /// r_1 * t_1 + r_2 * t_2 = r * (t_1 + t_2)
diff --git a/token/program-2022/src/extension/mod.rs b/token/program-2022/src/extension/mod.rs
index 246d51813ae..76bdb092c8e 100644
--- a/token/program-2022/src/extension/mod.rs
+++ b/token/program-2022/src/extension/mod.rs
@@ -280,7 +280,7 @@ fn check_account_type<S: BaseState>(account_type: AccountType) -> Result<(), Pro
 /// Account with an extension, even if we add the account type. For example,
 /// let's say we have:
 ///
-/// ```no_run
+/// ```text
 /// Account: 165 bytes... + [2, 0, 3, 0, 100, ....]
 ///                          ^     ^       ^     ^
 ///                     acct type  extension length data...
@@ -1367,8 +1367,8 @@ pub trait Extension {
 /// `size_of::<AccountType>() = 1`, `size_of::<ExtensionType>() = 2`,
 /// `size_of::<Length>() = 2`.
 ///
-/// ```no_run
-/// 355 - 165 - 1 - 2 - 2 = 185
+/// ```
+/// assert_eq!(355 - 165 - 1 - 2 - 2, 185);
 /// ```
 #[cfg(test)]
 #[repr(C)]
diff --git a/token/program-2022/src/instruction.rs b/token/program-2022/src/instruction.rs
index 40a7d432845..1706271f5bb 100644
--- a/token/program-2022/src/instruction.rs
+++ b/token/program-2022/src/instruction.rs
@@ -1951,10 +1951,26 @@ pub fn decode_instruction_type<T: TryFrom<u8>>(input: &[u8]) -> Result<T, Progra
 /// instruction type as the first byte.  This makes the code concise and safe
 /// at the expense of clarity, allowing flows such as:
 ///
-/// ```no_run
-/// match decode_instruction_type(input)? {
+/// ```
+/// use spl_token_2022::instruction::{decode_instruction_data, decode_instruction_type};
+/// use num_enum::TryFromPrimitive;
+/// use bytemuck::{Pod, Zeroable};
+///
+/// #[repr(u8)]
+/// #[derive(Clone, Copy, TryFromPrimitive)]
+/// enum InstructionType {
+///     First
+/// }
+/// #[derive(Pod, Zeroable, Copy, Clone)]
+/// #[repr(transparent)]
+/// struct FirstData {
+///     a: u8,
+/// }
+/// let input = [0, 1];
+/// match decode_instruction_type(&input).unwrap() {
 ///     InstructionType::First => {
-///         let FirstData { ... } = decode_instruction_data(input)?;
+///         let FirstData { a } = decode_instruction_data(&input).unwrap();
+///         assert_eq!(*a, 1);
 ///     }
 /// }
 /// ```