v0.4.8-pre.004

kb-lib/tests/external_solana_program_metadata_account_api.rs

@@ -0,0 +1,35 @@
+// file: kb-lib/tests/external_solana_program_metadata_account_api.rs
+// version: 1
+
+//! Downstream-style compilation contract for Solana Program Metadata account decoders.
+
+#[test]
+fn external_consumers_decode_accounts_only_through_crate_root_exports() {
+    let account = solana_pubkey::Pubkey::new_from_array([17_u8; 32]);
+    let program = solana_pubkey::Pubkey::new_from_array([18_u8; 32]);
+    let authority = solana_pubkey::Pubkey::new_from_array([19_u8; 32]);
+    let seed = kb_lib::DcMetadataSpmSeed::from_bytes([20_u8; 16]);
+    let mut data = vec![0_u8; kb_lib::DC_METADATA_SPM_BUFFER_HEADER_BYTES];
+    data[0] = kb_lib::DcMetadataSpmAccountDiscriminator::Buffer.wire_value();
+    data[1..33].copy_from_slice(&program.to_bytes());
+    data[33..65].copy_from_slice(&authority.to_bytes());
+    data[65] = 1;
+    data[66..82].copy_from_slice(seed.as_bytes());
+    data.extend_from_slice(&[21_u8, 22_u8]);
+    let result = kb_lib::decoder_metadata_solana_program_metadata_decode_account(
+        account.to_string().as_str(),
+        kb_program_ids::METADATA_SOLANA_PROGRAM_METADATA_PROGRAM_ID,
+        &data,
+    );
+    assert!(result.is_ok());
+    if let std::result::Result::Ok(kb_lib::DcMetadataSpmAccountSnapshot::Buffer(snapshot)) = result
+    {
+        assert_eq!(snapshot.account, account.to_string());
+        assert_eq!(snapshot.program, std::option::Option::Some(program.to_string()));
+        assert_eq!(snapshot.authority, std::option::Option::Some(authority.to_string()));
+        assert_eq!(snapshot.data, vec![21_u8, 22_u8]);
+    } else {
+        return;
+    }
+    assert_eq!(kb_lib::DC_METADATA_SPM_MAX_ACCOUNT_BYTES, 10_485_760);
+}