program: rewrite crate tests in mollusk

Author: buffalojoec

Cargo.lock

@@ -1,6 +1,6 @@
 [workspace]
 resolver = "2"
-members = ["clients/rust"]
+members = ["clients/rust", "program"]
 
 [workspace.metadata.cli]
 solana = "1.18.18"
@@ -10,3 +10,10 @@ solana = "1.18.18"
 [workspace.metadata.toolchains]
 format = "1.78.0"
 lint = "1.78.0"
+
+
+[workspace.lints.rust.unexpected_cfgs]
+level = "warn"
+check-cfg = [
+    'cfg(target_os, values("solana"))',
+]

Cargo.toml

@@ -24,5 +24,4 @@ thiserror = "^1.0"
 
 [dev-dependencies]
 assert_matches = "1.5.0"
-solana-program-test = "~1.18"
 solana-sdk = "~1.18"

clients/rust/Cargo.toml

@@ -23,9 +23,9 @@ thiserror = "2.0"
 
 [dev-dependencies]
 lazy_static = "1.5.0"
+mollusk-svm = "0.0.13"
 proptest = "1.5"
 serial_test = "3.2.0"
-solana-program-test = "2.1.0"
 solana-sdk = "2.1.0"
 
 [lib]