diff --git a/Tests/IntegrationTests/StaticTests.swift b/Tests/IntegrationTests/StaticTests.swift
new file mode 100644
index 0000000..75dce2e
--- /dev/null
+++ b/Tests/IntegrationTests/StaticTests.swift
@@ -0,0 +1,182 @@
+//
+//  StaticTests.swift
+//  
+//
+//  Created by Yehor Popovych on 17/08/2023.
+//
+
+import XCTest
+import ScaleCodec
+import Substrate
+#if !COCOAPODS
+import SubstrateRPC
+#endif
+
+final class StaticTests: XCTestCase {
+    let debug = false
+    lazy var env = Environment()
+    
+    lazy var wsClient = {
+        let cl = JsonRpcClient(.ws(url: env.wsUrl,
+                                   maximumMessageSize: 16*1024*1024))
+        cl.debug = self.debug
+        return cl
+    }()
+    
+    lazy var httpClient = {
+        let cl = JsonRpcClient(.http(url: env.httpUrl))
+        cl.debug = self.debug
+        return cl
+    }()
+    
+    func testInitialization() {
+        runAsyncTest(withTimeout: 30) {
+            let _ = try await Api(rpc: self.httpClient, config: .substrate)
+        }
+    }
+    
+    func testStorageValueCall() {
+        runAsyncTest(withTimeout: 30) {
+            let substrate = try await Api(rpc: self.httpClient, config: .substrate)
+            let entry = try substrate.query.dynamic(name: "Events", pallet: "System")
+            let value = try await entry.value()
+            XCTAssertNotNil(value)
+        }
+    }
+    
+    func testStorageIteration() {
+        runAsyncTest(withTimeout: 30) {
+            let substrate = try await Api(rpc: self.httpClient, config: .substrate)
+            let entry = try substrate.query.dynamic(name: "Account", pallet: "System")
+            var found = false
+            for try await _ in entry.entries().prefix(2) {
+                found = true
+            }
+            XCTAssert(found)
+        }
+    }
+    
+    func testBlock() {
+        runAsyncTest(withTimeout: 30) {
+            let substrate = try await Api(rpc: self.httpClient, config: .substrate)
+            let block = try await substrate.client.block(runtime: substrate.runtime)
+            XCTAssertNotNil(block)
+            print("Block: \(block!)")
+            let _ = try block!.block.extrinsics.parsed()
+        }
+    }
+    
+    func testTransferTx() {
+        runAsyncTest(withTimeout: 30) {
+            let from = self.env.fundedKeyPairs.someElement()!
+            let toKp = self.env.keyPairs.someElement(without: [from])!
+            let substrate = try await Api(rpc: self.httpClient, config: .substrate)
+            let to = try toKp.address(in: substrate)
+            let call = AnyCall(name: "transfer_allow_death",
+                               pallet: "Balances",
+                               params: ["dest": to, "value": 15483812856])
+            let tx = try await substrate.tx.new(call)
+            let _ = try await tx.signAndSend(signer: from)
+        }
+    }
+    
+//    func testTransferBatchTx() {
+//        runAsyncTest(withTimeout: 30) {
+//            let substrate = try await Api(rpc: self.httpClient, config: .substrate)
+//            guard substrate.runtime.isBatchSupported else {
+//                print("Batch is not supported in the current runtime")
+//                return
+//            }
+//            let from = self.env.fundedKeyPairs.someElement()!
+//            let toKp1 = self.env.keyPairs.someElement(without: [from])!
+//            let toKp2 = self.env.keyPairs.someElement(without: [from, toKp1])!
+//
+//            let to1 = try toKp1.address(in: substrate)
+//            let to2 = try toKp2.address(in: substrate)
+//            let call1 = AnyCall(name: "transfer_allow_death",
+//                                pallet: "Balances",
+//                                params: ["dest": to1, "value": 15383812800])
+//            let call2 = AnyCall(name: "transfer_allow_death",
+//                                pallet: "Balances",
+//                                params: ["dest": to2, "value": 15583812810])
+//            let tx = try await substrate.tx.batchAll([call1, call2])
+//            let _ = try await tx.signAndSend(signer: from)
+//        }
+//    }
+    
+    func testQueryPaymentInfo() {
+        runAsyncTest(withTimeout: 30) {
+            let from = self.env.fundedKeyPairs.someElement()!
+            let toKp = self.env.keyPairs.someElement(without: [from])!
+            let substrate = try await Api(rpc: self.httpClient, config: .substrate)
+            let to = try toKp.address(in: substrate)
+            let call = AnyCall(name: "transfer_allow_death",
+                               pallet: "Balances",
+                               params: ["dest": to, "value": 15483812856])
+            let tx = try await substrate.tx.new(call)
+            let _ = try await tx.paymentInfo(account: from.pubKey)
+        }
+    }
+    
+    func testQueryFeeDetails() {
+        runAsyncTest(withTimeout: 30) {
+            let from = self.env.fundedKeyPairs.someElement()!
+            let toKp = self.env.keyPairs.someElement(without: [from])!
+            let substrate = try await Api(rpc: self.httpClient, config: .substrate)
+            let to = try toKp.address(in: substrate)
+            let call = AnyCall(name: "transfer_allow_death",
+                               pallet: "Balances",
+                               params: ["dest": to, "value": 15483812856])
+            let tx = try await substrate.tx.new(call)
+            let _ = try await tx.feeDetails(account: from.pubKey)
+        }
+    }
+    
+    #if !os(Linux) && !os(Windows)
+    func testTransferAndWatchTx() {
+        runAsyncTest(withTimeout: 300) {
+            let from = self.env.fundedKeyPairs.someElement()!
+            let toKp = self.env.keyPairs.someElement(without: [from])!
+            let substrate = try await Api(rpc: self.wsClient, config: .substrate)
+            let to = try toKp.address(in: substrate)
+            let call = AnyCall(name: "transfer_allow_death",
+                               pallet: "Balances",
+                               params: ["dest": to, "value": 15483812850])
+            let tx = try await substrate.tx.new(call)
+            let events = try await tx.signSendAndWatch(signer: from)
+                .waitForFinalized()
+                .success()
+            XCTAssert(events.events.count > 0)
+            print("Events: \(try events.parsed())")
+        }
+    }
+    
+//    func testTransferAndWatchBatchTx() {
+//        runAsyncTest(withTimeout: 300) {
+//            let substrate = try await Api(rpc: self.wsClient, config: .substrate)
+//            guard substrate.runtime.isBatchSupported else {
+//                print("Batch is not supported in the current runtime")
+//                return
+//            }
+//            let from = self.env.fundedKeyPairs.someElement()!
+//            let toKp1 = self.env.keyPairs.someElement(without: [from])!
+//            let toKp2 = self.env.keyPairs.someElement(without: [from, toKp1])!
+//
+//            let to1 = try toKp1.address(in: substrate)
+//            let to2 = try toKp2.address(in: substrate)
+//            let call1 = AnyCall(name: "transfer_allow_death",
+//                                pallet: "Balances",
+//                                params: ["dest": to1, "value": 15383812800])
+//            let call2 = AnyCall(name: "transfer_allow_death",
+//                                pallet: "Balances",
+//                                params: ["dest": to2, "value": 15583812810])
+//            let tx = try await substrate.tx.batchAll([call1, call2])
+//            let events = try await tx.signSendAndWatch(signer: from)
+//                .waitForFinalized()
+//                .success()
+//            XCTAssert(events.events.count > 0)
+//            print("Events: \(try events.parsed())")
+//        }
+//    }
+    #endif
+}