added unit test and integration test.

Cargo.toml

@@ -1,42 +1,64 @@
 [package]
 name = "solang"
 version = "0.3.3"
-authors = ["Sean Young <[email protected]>", "Lucas Steuernagel <[email protected]>", "Cyrill Leutwiler <[email protected]>"]
+authors = [
+    "Sean Young <[email protected]>",
+    "Lucas Steuernagel <[email protected]>",
+    "Cyrill Leutwiler <[email protected]>",
+]
 repository = "https://github.com/hyperledger-solang/solang"
 documentation = "https://solang.readthedocs.io/"
 license = "Apache-2.0"
 build = "build.rs"
 description = "Solang Solidity Compiler"
-keywords = [ "solidity", "compiler", "solana", "polkadot", "substrate" ]
+keywords = ["solidity", "compiler", "solana", "polkadot", "substrate"]
 rust-version = "1.81.0"
 edition = "2021"
-exclude = [ "/.*", "/docs",  "/examples", "/solana-library", "/tests", "/integration", "/vscode", "/testdata" ]
+exclude = [
+    "/.*",
+    "/docs",
+    "/examples",
+    "/solana-library",
+    "/tests",
+    "/integration",
+    "/vscode",
+    "/testdata",
+]
 
 [build-dependencies]
 cc = "1.0"
 
 [dependencies]
+llvm-sys = "160.0"
 regex = "1"
 rand = "0.8"
-num-bigint = { version = "0.4", features = ["rand"]}
+num-bigint = { version = "0.4", features = ["rand"] }
 num-traits = "0.2"
 num-integer = "0.1"
-clap = {version = "4.5", features = ["derive"]}
+clap = { version = "4.5", features = ["derive"] }
 clap_complete = "4.5"
 hex = "0.4"
 tiny-keccak = { version = "2.0", features = ["keccak"] }
 serde_json = "1.0"
 serde = "1.0"
 serde_derive = { version = "1.0" }
-inkwell = { version = "0.4.0", features = ["target-webassembly", "no-libffi-linking", "llvm16-0"], optional = true }
+inkwell = { version = "0.4.0", features = [
+    "target-webassembly",
+    "no-libffi-linking",
+    "llvm16-0",
+], optional = true }
 blake2-rfc = "0.2.18"
 handlebars = "5.1"
 contract-metadata = "4.0.2"
 semver = { version = "1.0", features = ["serde"] }
 tempfile = "3.10"
 libc = { version = "0.2", optional = true }
 tower-lsp = { version = "0.20", optional = true }
-tokio = { version = "1.27", features = ["rt", "io-std", "macros"], optional = true }
+tokio = { version = "1.27", features = [
+    "rt",
+    "io-std",
+    "macros",
+], optional = true }
 base58 = "0.2.0"
 sha2 = "0.10"
 ripemd = "0.1"
@@ -71,7 +93,10 @@ forge-fmt = { path = "fmt", optional = true }
 # We don't use ethers-core directly, but need the correct version for the
 # build to work.
 ethers-core = { version = "2.0.10", optional = true }
-soroban-sdk = { version = "22.0.0-rc.3.2", features = ["testutils"], optional = true }
+soroban-sdk = { version = "22.0.0-rc.3.2", features = [
+    "testutils",
+], optional = true }
+
 
 [dev-dependencies]
 num-derive = "0.4"
@@ -91,7 +116,7 @@ rayon = "1"
 walkdir = "2.4"
 ink_primitives = "5.0.0"
 wasm_host_attr = { path = "tests/wasm_host_attr" }
-num-bigint = { version = "0.4", features = ["rand", "serde"]}
+num-bigint = { version = "0.4", features = ["rand", "serde"] }
 
 [package.metadata.docs.rs]
 no-default-features = true
@@ -104,7 +129,13 @@ soroban = ["soroban-sdk"]
 default = ["llvm", "wasm_opt", "language_server", "soroban"]
 llvm = ["inkwell", "libc"]
 wasm_opt = ["llvm", "wasm-opt", "contract-build"]
-language_server = ["tower-lsp", "forge-fmt", "ethers-core", "tokio", "rust-lapper"]
+language_server = [
+    "tower-lsp",
+    "forge-fmt",
+    "ethers-core",
+    "tokio",
+    "rust-lapper",
+]
 
 [workspace]
 members = ["solang-parser", "fmt", "tests/wasm_host_attr"]

counter.abi

@@ -0,0 +1 @@
+[{"name":"count","type":"function","inputs":[],"outputs":[{"name":"count","type":"uint64","internalType":"uint64"}],"stateMutability":"view"},{"name":"increment","type":"function","inputs":[],"outputs":[{"name":"","type":"uint64","internalType":"uint64"}],"stateMutability":"nonpayable"},{"name":"decrement","type":"function","inputs":[],"outputs":[{"name":"","type":"uint64","internalType":"uint64"}],"stateMutability":"nonpayable"},{"name":"additionu32","type":"function","inputs":[{"name":"a","type":"uint32","internalType":"uint32"},{"name":"b","type":"uint32","internalType":"uint32"}],"outputs":[{"name":"","type":"uint32","internalType":"uint32"}],"stateMutability":"nonpayable"}]

integration/soroban/Error.abi

@@ -0,0 +1 @@
+[{"name":"decrement","type":"function","inputs":[],"outputs":[{"name":"","type":"uint64","internalType":"uint64"}],"stateMutability":"nonpayable"}]

integration/soroban/counter.abi

@@ -0,0 +1 @@
+[{"name":"count","type":"function","inputs":[],"outputs":[{"name":"count","type":"uint64","internalType":"uint64"}],"stateMutability":"view"},{"name":"increment","type":"function","inputs":[],"outputs":[{"name":"","type":"uint64","internalType":"uint64"}],"stateMutability":"nonpayable"},{"name":"decrement","type":"function","inputs":[],"outputs":[{"name":"","type":"uint64","internalType":"uint64"}],"stateMutability":"nonpayable"},{"name":"additionu32","type":"function","inputs":[{"name":"a","type":"uint32","internalType":"uint32"},{"name":"b","type":"uint32","internalType":"uint32"}],"outputs":[{"name":"","type":"uint32","internalType":"uint32"}],"stateMutability":"nonpayable"}]

integration/soroban/counter.sol

@@ -10,4 +10,9 @@ contract counter {
         count -= 1;
         return count;
     }
+
+    function additionu32 (uint32 a , uint32 b) public returns (uint32){
+        return a+b;
+    }
+
 }

integration/soroban/counter.spec.js

@@ -4,6 +4,7 @@ import { expect } from 'chai';
 import path from 'path';
 import { fileURLToPath } from 'url';
 import { call_contract_function } from './test_helpers.js';
+import exp from 'constants';
 
 const __filename = fileURLToPath(import.meta.url);
 const dirname = path.dirname(__filename);
@@ -13,17 +14,18 @@ describe('Counter', () => {
   const server = new StellarSdk.SorobanRpc.Server(
     "https://soroban-testnet.stellar.org:443",
   );
-
+  console.log('server', server);
   let contractAddr;
   let contract;
   before(async () => {
 
     console.log('Setting up counter contract tests...');
 
     // read secret from file
-    const secret = readFileSync('alice.txt', 'utf8').trim();
+    const secret = readFileSync('/Users/ahmadsameh/Desktop/Work/salahswork/Soroban/solang/integration/soroban/alice.txt', 'utf8').trim();
     keypair = StellarSdk.Keypair.fromSecret(secret);
 
+
     let contractIdFile = path.join(dirname, '.soroban', 'contract-ids', 'counter.txt');
     // read contract address from file
     contractAddr = readFileSync(contractIdFile, 'utf8').trim().toString();
@@ -35,6 +37,7 @@ describe('Counter', () => {
   it('get correct initial counter', async () => {
     // get the count
     let count = await call_contract_function("count", server, keypair, contract);
+    console.log(`initial counter is: ${count}`);
     expect(count.toString()).eq("10");
   });
 
@@ -46,6 +49,18 @@ describe('Counter', () => {
     let count = await call_contract_function("count", server, keypair, contract);
     expect(count.toString()).eq("11");
   });
+
+  it('adding two numbers', async () => {
+    // add two numbers
+    let args = [
+      StellarSdk.xdr.ScVal.scvU32(30),
+      StellarSdk.xdr.ScVal.scvU32(40)
+    ];
+
+    let result = await call_contract_function("additionu32", server, keypair, contract, ...args);    // let returnValue = result.returnValue().value().toString();
+    console.log(`additionu32 output is: ${result}`);
+    expect(result.toString()).eq("70");
+  });
 });
 
 

integration/soroban/package.json

@@ -1,23 +1,23 @@
 {
-    "type": "module",
-    "dependencies": {
-      "@stellar/stellar-sdk": "^12.0.1",
-      "chai": "^5.1.1",
-      "dotenv": "^16.4.5",
-      "mocha": "^10.4.0"
-    },
-    "scripts": {
-      "build": "solang compile *.sol --target soroban && solang compile storage_types.sol --target soroban --release",
-      "setup": "node setup.js",
-      "test": "mocha *.spec.js --timeout 100000"
-    },
-    "devDependencies": {
-      "@eslint/js": "^9.4.0",
-      "@types/mocha": "^10.0.6",
-      "eslint": "^9.4.0",
-      "expect": "^29.7.0",
-      "globals": "^15.4.0",
-      "typescript": "^5.4.5"
-    }
+  "type": "module",
+  "dependencies": {
+    "@stellar/stellar-sdk": "^12.0.1",
+    "chai": "^5.1.1",
+    "dotenv": "^16.4.7",
+    "mocha": "^10.4.0"
+  },
+  "scripts": {
+    "build": "solang compile *.sol --target soroban && solang compile counter.sol --target soroban --release",
+    "setup": "node setup.js",
+    "test": "mocha *.spec.js --timeout 100000",
+    "testcounter": "mocha counter.spec.js --timeout 100000"
+  },
+  "devDependencies": {
+    "@eslint/js": "^9.4.0",
+    "@types/mocha": "^10.0.6",
+    "eslint": "^9.4.0",
+    "expect": "^29.7.0",
+    "globals": "^15.4.0",
+    "typescript": "^5.4.5"
   }
-  
+}

integration/soroban/storage_types.abi

@@ -0,0 +1 @@
+[{"name":"sesa","type":"function","inputs":[],"outputs":[{"name":"sesa","type":"uint64","internalType":"uint64"}],"stateMutability":"view"},{"name":"sesa1","type":"function","inputs":[],"outputs":[{"name":"sesa1","type":"uint64","internalType":"uint64"}],"stateMutability":"view"},{"name":"sesa2","type":"function","inputs":[],"outputs":[{"name":"sesa2","type":"uint64","internalType":"uint64"}],"stateMutability":"view"},{"name":"sesa3","type":"function","inputs":[],"outputs":[{"name":"sesa3","type":"uint64","internalType":"uint64"}],"stateMutability":"view"},{"name":"inc","type":"function","inputs":[],"outputs":[],"stateMutability":"nonpayable"},{"name":"dec","type":"function","inputs":[],"outputs":[],"stateMutability":"nonpayable"}]

integration/soroban/test_helpers.js

@@ -1,13 +1,13 @@
 import * as StellarSdk from '@stellar/stellar-sdk';
 
-export async function call_contract_function(method, server, keypair, contract) {
+export async function call_contract_function(method, server, keypair, contract, ...params) {
     let res = null;
 
     try {
         let builtTransaction = new StellarSdk.TransactionBuilder(await server.getAccount(keypair.publicKey()), {
             fee: StellarSdk.BASE_FEE,
             networkPassphrase: StellarSdk.Networks.TESTNET,
-        }).addOperation(contract.call(method)).setTimeout(30).build();
+        }).addOperation(contract.call(method, ...params)).setTimeout(30).build();
 
         let preparedTransaction = await server.prepareTransaction(builtTransaction);