diff --git a/Cargo.lock b/Cargo.lock
index ac5fe2ee..08408092 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -192,6 +192,7 @@ name = "call_parameters"
 version = "0.1.0"
 dependencies = [
  "fluence",
+ "fluence-test",
 ]
 
 [[package]]
@@ -441,8 +442,18 @@ version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0d706e75d87e35569db781a9b5e2416cff1236a47ed380831f959382ccd5f858"
 dependencies = [
- "darling_core",
- "darling_macro",
+ "darling_core 0.10.2",
+ "darling_macro 0.10.2",
+]
+
+[[package]]
+name = "darling"
+version = "0.12.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5f2c43f534ea4b0b049015d00269734195e6d3f0f6635cb692251aca6f9f8b3c"
+dependencies = [
+ "darling_core 0.12.4",
+ "darling_macro 0.12.4",
 ]
 
 [[package]]
@@ -459,13 +470,38 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "darling_core"
+version = "0.12.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e91455b86830a1c21799d94524df0845183fa55bafd9aa137b01c7d1065fa36"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "strsim 0.10.0",
+ "syn",
+]
+
 [[package]]
 name = "darling_macro"
 version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9b5a2f4ac4969822c62224815d069952656cadc7084fdca9751e6d959189b72"
 dependencies = [
- "darling_core",
+ "darling_core 0.10.2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "darling_macro"
+version = "0.12.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "29b5acf0dea37a7f66f7b25d2c5e93fd46f8f6968b1a5d7a3e02e97768afc95a"
+dependencies = [
+ "darling_core 0.12.4",
  "quote",
  "syn",
 ]
@@ -476,7 +512,7 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a2658621297f2cf68762a6f7dc0bb7e1ff2cfd6583daef8ee0fed6f7ec468ec0"
 dependencies = [
- "darling",
+ "darling 0.10.2",
  "derive_builder_core",
  "proc-macro2",
  "quote",
@@ -489,7 +525,7 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2791ea3e372c8495c0bc2033991d76b512cd799d07491fbd6890124db9458bef"
 dependencies = [
- "darling",
+ "darling 0.10.2",
  "proc-macro2",
  "quote",
  "syn",
@@ -678,7 +714,23 @@ dependencies = [
 name = "fluence-app-service"
 version = "0.7.2"
 dependencies = [
- "fluence-faas",
+ "fluence-faas 0.7.2",
+ "log",
+ "maplit",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "toml",
+ "wasmer-wasi-fl",
+]
+
+[[package]]
+name = "fluence-app-service"
+version = "0.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba3b1d2c199d6bc140c9ec5ffa323ebd34ac134fb37828bbfd7aeed0339cab78"
+dependencies = [
+ "fluence-faas 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log",
  "maplit",
  "serde",
@@ -698,8 +750,8 @@ dependencies = [
  "fluence-sdk-main",
  "itertools 0.9.0",
  "log",
- "marine-runtime",
- "marine-utils",
+ "marine-runtime 0.5.0",
+ "marine-utils 0.2.0",
  "once_cell",
  "pretty_assertions",
  "safe-transmute",
@@ -714,6 +766,31 @@ dependencies = [
  "wasmer-wasi-fl",
 ]
 
+[[package]]
+name = "fluence-faas"
+version = "0.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9421599c5540e50f3854a0a48702c31408ac1cfb06314fe391792daa3a9d800b"
+dependencies = [
+ "cmd_lib",
+ "fluence",
+ "fluence-sdk-main",
+ "itertools 0.9.0",
+ "log",
+ "marine-runtime 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "marine-utils 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "safe-transmute",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "thiserror",
+ "toml",
+ "wasmer-interface-types-fl",
+ "wasmer-runtime-core-fl",
+ "wasmer-runtime-fl",
+ "wasmer-wasi-fl",
+]
+
 [[package]]
 name = "fluence-it-types"
 version = "0.3.0"
@@ -737,6 +814,33 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "fluence-sdk-wit"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eab3ed39703b72e0e52bce9e1760746c73f65a5694c8da4dec751d3bfdec15b8"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "serde",
+ "serde_json",
+ "syn",
+ "uuid",
+]
+
+[[package]]
+name = "fluence-test"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7be0d7928e5e6a74a8e303b7f539116fdb4043f5788f78e9eaf32c53700c4c18"
+dependencies = [
+ "fluence-app-service 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "marine-test-macro",
+ "serde",
+ "serde_json",
+ "uuid",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -1342,15 +1446,15 @@ checksum = "3e2e65a1a2e43cfcb47a895c4c8b10d1f4a61097f9f254f183aee60cad9c651d"
 
 [[package]]
 name = "marine"
-version = "0.6.0"
+version = "0.6.1"
 dependencies = [
  "anyhow",
  "check-latest",
  "clap",
  "exitfailure",
- "marine-it-generator",
- "marine-it-parser",
- "marine-module-info-parser",
+ "marine-it-generator 0.5.1",
+ "marine-it-parser 0.6.0",
+ "marine-module-info-parser 0.1.0",
  "semver 0.11.0",
  "serde",
  "serde_json",
@@ -1361,11 +1465,29 @@ dependencies = [
 
 [[package]]
 name = "marine-it-generator"
-version = "0.5.0"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "245d4971ee68559236cdd34e6d57ae769dab68c6c9ed4d390f14ae5830880c8f"
+dependencies = [
+ "cargo_toml",
+ "fluence-sdk-wit",
+ "it-lilo",
+ "marine-it-parser 0.5.0",
+ "once_cell",
+ "serde",
+ "serde_json",
+ "thiserror",
+ "walrus",
+ "wasmer-interface-types-fl",
+]
+
+[[package]]
+name = "marine-it-generator"
+version = "0.5.1"
 dependencies = [
  "cargo_toml",
  "it-lilo",
- "marine-it-parser",
+ "marine-it-parser 0.6.0",
  "marine-macro-impl",
  "once_cell",
  "serde",
@@ -1375,6 +1497,16 @@ dependencies = [
  "wasmer-interface-types-fl",
 ]
 
+[[package]]
+name = "marine-it-interfaces"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "97c533789e72808630cc35b5d14d286382236282525f82ddce8fb47eb9d659e8"
+dependencies = [
+ "multimap",
+ "wasmer-interface-types-fl",
+]
+
 [[package]]
 name = "marine-it-interfaces"
 version = "0.4.0"
@@ -1383,12 +1515,29 @@ dependencies = [
  "wasmer-interface-types-fl",
 ]
 
+[[package]]
+name = "marine-it-parser"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e59c7067a18b9e4aebe67bee033638fae97d6fe4fb00f70f9a509eb5d03d1c5d"
+dependencies = [
+ "anyhow",
+ "marine-it-interfaces 0.3.0",
+ "nom",
+ "semver 0.11.0",
+ "serde",
+ "thiserror",
+ "walrus",
+ "wasmer-interface-types-fl",
+ "wasmer-runtime-core-fl",
+]
+
 [[package]]
 name = "marine-it-parser"
 version = "0.6.0"
 dependencies = [
  "anyhow",
- "marine-it-interfaces",
+ "marine-it-interfaces 0.4.0",
  "nom",
  "semver 0.11.0",
  "serde",
@@ -1435,6 +1584,22 @@ dependencies = [
  "wasmer-runtime-core-fl",
 ]
 
+[[package]]
+name = "marine-module-info-parser"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "003017e314cebb5c774569a4257f5eca82106cff170b124c6712f2fcd3ceefef"
+dependencies = [
+ "anyhow",
+ "chrono",
+ "fluence-sdk-main",
+ "semver 0.11.0",
+ "serde",
+ "thiserror",
+ "walrus",
+ "wasmer-runtime-core-fl",
+]
+
 [[package]]
 name = "marine-runtime"
 version = "0.5.0"
@@ -1444,11 +1609,11 @@ dependencies = [
  "bytes 0.5.6",
  "it-lilo",
  "log",
- "marine-it-generator",
- "marine-it-interfaces",
- "marine-it-parser",
- "marine-module-info-parser",
- "marine-utils",
+ "marine-it-generator 0.5.1",
+ "marine-it-interfaces 0.4.0",
+ "marine-it-parser 0.6.0",
+ "marine-module-info-parser 0.1.0",
+ "marine-utils 0.2.0",
  "multimap",
  "once_cell",
  "parity-wasm",
@@ -1465,6 +1630,35 @@ dependencies = [
  "wasmer-wasi-fl",
 ]
 
+[[package]]
+name = "marine-runtime"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8722580724555bf87a1128780f7dd3f700bbc6add690d1efe7e7fc736edf1a1"
+dependencies = [
+ "anyhow",
+ "boolinator",
+ "it-lilo",
+ "log",
+ "marine-it-generator 0.4.0",
+ "marine-it-interfaces 0.3.0",
+ "marine-it-parser 0.5.0",
+ "marine-module-info-parser 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "marine-utils 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "multimap",
+ "once_cell",
+ "parity-wasm",
+ "paste",
+ "pwasm-utils",
+ "semver 0.11.0",
+ "serde",
+ "thiserror",
+ "wasmer-interface-types-fl",
+ "wasmer-runtime-core-fl",
+ "wasmer-runtime-fl",
+ "wasmer-wasi-fl",
+]
+
 [[package]]
 name = "marine-sqlite-connector"
 version = "0.4.1"
@@ -1474,6 +1668,35 @@ dependencies = [
  "fluence",
 ]
 
+[[package]]
+name = "marine-test-macro"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "709eebc4ee6c8e6aa49066ab066c9f137d9cf164f298f578a67bfb11a0508f65"
+dependencies = [
+ "marine-test-macro-impl",
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "marine-test-macro-impl"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e2432fd5233a088981c79324668b76f3ee2ae6d313d4522b5490226e5e7827ce"
+dependencies = [
+ "darling 0.12.4",
+ "fluence-app-service 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "marine-it-parser 0.5.0",
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "thiserror",
+]
+
 [[package]]
 name = "marine-timestamp-macro"
 version = "0.6.2"
@@ -1488,6 +1711,12 @@ dependencies = [
 name = "marine-utils"
 version = "0.2.0"
 
+[[package]]
+name = "marine-utils"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8dc5838acba84ce4d802d672afd0814fae0ae7098021ae5b06d975e70d09f812"
+
 [[package]]
 name = "matches"
 version = "0.1.8"
@@ -1606,7 +1835,7 @@ dependencies = [
  "check-latest",
  "clap",
  "env_logger 0.7.1",
- "fluence-app-service",
+ "fluence-app-service 0.7.2",
  "fluence-sdk-main",
  "itertools 0.9.0",
  "log",
@@ -1927,6 +2156,29 @@ dependencies = [
  "output_vt100",
 ]
 
+[[package]]
+name = "proc-macro-error"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "da25490ff9892aab3fcf7c36f08cfb902dd3e71ca0f9f9517bea02a73a5ce38c"
+dependencies = [
+ "proc-macro-error-attr",
+ "proc-macro2",
+ "quote",
+ "version_check",
+]
+
+[[package]]
+name = "proc-macro-error-attr"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1be40180e52ecc98ad80b184934baf3d0d29f979574e439af5a55274b35f869"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "version_check",
+]
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.26"
@@ -2495,6 +2747,12 @@ version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6446ced80d6c486436db5c078dde11a9f73d42b57fb273121e160b84f63d894c"
 
+[[package]]
+name = "strsim"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
+
 [[package]]
 name = "subtle"
 version = "2.4.0"
@@ -3082,6 +3340,7 @@ name = "wasm-greeting"
 version = "0.1.0"
 dependencies = [
  "fluence",
+ "fluence-test",
 ]
 
 [[package]]
diff --git a/examples/call_parameters/Cargo.toml b/examples/call_parameters/Cargo.toml
index 318b340f..4e688e52 100644
--- a/examples/call_parameters/Cargo.toml
+++ b/examples/call_parameters/Cargo.toml
@@ -11,3 +11,6 @@ path = "src/main.rs"
 
 [dependencies]
 fluence = "0.6.4"
+
+[dev-dependencies]
+fluence-test = "0.1.7"
diff --git a/examples/call_parameters/artifacts/call_parameters.wasm b/examples/call_parameters/artifacts/call_parameters.wasm
index aa30357b..86f964aa 100755
Binary files a/examples/call_parameters/artifacts/call_parameters.wasm and b/examples/call_parameters/artifacts/call_parameters.wasm differ
diff --git a/examples/call_parameters/src/main.rs b/examples/call_parameters/src/main.rs
index b2d78ee4..394a526d 100644
--- a/examples/call_parameters/src/main.rs
+++ b/examples/call_parameters/src/main.rs
@@ -38,3 +38,40 @@ pub fn call_parameters() -> String {
         cp.tetraplets
     )
 }
+
+#[cfg(test)]
+mod tests {
+    use fluence_test::marine_test;
+    use fluence_test::CallParameters;
+    use fluence_test::SecurityTetraplet;
+
+    #[marine_test(config_path = "../Config.toml", modules_dir = "../artifacts")]
+    fn empty_string() {
+        let init_peer_id = "init_peer_id";
+        let service_id = "service_id";
+        let service_creator_peer_id = "service_creator_peer_id";
+        let host_id = "host_id";
+        let particle_id = "particle_id";
+
+        let mut tetraplet = SecurityTetraplet::default();
+        tetraplet.function_name = "some_func_name".to_string();
+        tetraplet.json_path = "some_json_path".to_string();
+        let tetraplets = vec![vec![tetraplet]];
+
+        let cp = CallParameters {
+            init_peer_id: init_peer_id.to_string(),
+            service_id: service_id.to_string(),
+            service_creator_peer_id: service_creator_peer_id.to_string(),
+            host_id: host_id.to_string(),
+            particle_id: particle_id.to_string(),
+            tetraplets: tetraplets.clone(),
+        };
+
+        let actual = call_parameters.call_parameters_cp(cp);
+        let expected = format!(
+            "{}\n{}\n{}\n{}\n{}\n{:?}",
+            init_peer_id, service_id, service_creator_peer_id, host_id, particle_id, tetraplets
+        );
+        assert_eq!(actual, expected);
+    }
+}
diff --git a/examples/greeting/Cargo.toml b/examples/greeting/Cargo.toml
index 42818b23..05776e45 100644
--- a/examples/greeting/Cargo.toml
+++ b/examples/greeting/Cargo.toml
@@ -13,3 +13,6 @@ path = "src/main.rs"
 
 [dependencies]
 fluence = "0.6.4"
+
+[dev-dependencies]
+fluence-test = "0.1.7"
diff --git a/examples/greeting/artifacts/greeting.wasm b/examples/greeting/artifacts/greeting.wasm
index 5ebc6cd1..ff499336 100755
Binary files a/examples/greeting/artifacts/greeting.wasm and b/examples/greeting/artifacts/greeting.wasm differ
diff --git a/examples/greeting/src/main.rs b/examples/greeting/src/main.rs
index bb810ea6..cc00123c 100644
--- a/examples/greeting/src/main.rs
+++ b/examples/greeting/src/main.rs
@@ -25,3 +25,20 @@ pub fn main() {}
 pub fn greeting(name: String) -> String {
     format!("Hi, {}", name)
 }
+
+#[cfg(test)]
+mod tests {
+    use fluence_test::marine_test;
+
+    #[marine_test(config_path = "../Config.toml", modules_dir = "../artifacts")]
+    fn empty_string() {
+        let actual = greeting.greeting(String::new());
+        assert_eq!(actual, "Hi, ");
+    }
+
+    #[marine_test(config_path = "../Config.toml", modules_dir = "../artifacts")]
+    fn non_empty_string() {
+        let actual = greeting.greeting("name".to_string());
+        assert_eq!(actual, "Hi, name");
+    }
+}
diff --git a/examples/ipfs-node/artifacts/ipfs_effector.wasm b/examples/ipfs-node/artifacts/ipfs_effector.wasm
index 9bdbfabf..09db2f9f 100755
Binary files a/examples/ipfs-node/artifacts/ipfs_effector.wasm and b/examples/ipfs-node/artifacts/ipfs_effector.wasm differ
diff --git a/examples/ipfs-node/artifacts/ipfs_pure.wasm b/examples/ipfs-node/artifacts/ipfs_pure.wasm
index 5986e988..91a2f43e 100755
Binary files a/examples/ipfs-node/artifacts/ipfs_pure.wasm and b/examples/ipfs-node/artifacts/ipfs_pure.wasm differ
diff --git a/examples/records/artifacts/records_effector.wasm b/examples/records/artifacts/records_effector.wasm
index 1ca4f138..90ca58d5 100755
Binary files a/examples/records/artifacts/records_effector.wasm and b/examples/records/artifacts/records_effector.wasm differ
diff --git a/examples/records/artifacts/records_pure.wasm b/examples/records/artifacts/records_pure.wasm
index e28c9573..552d8cc3 100755
Binary files a/examples/records/artifacts/records_pure.wasm and b/examples/records/artifacts/records_pure.wasm differ
diff --git a/examples/sqlite/artifacts/sqlite_test.wasm b/examples/sqlite/artifacts/sqlite_test.wasm
index e0971ed5..e3689eb5 100755
Binary files a/examples/sqlite/artifacts/sqlite_test.wasm and b/examples/sqlite/artifacts/sqlite_test.wasm differ
diff --git a/examples/url-downloader/artifacts/curl_adapter.wasm b/examples/url-downloader/artifacts/curl_adapter.wasm
index f9f04239..9fbe28a9 100755
Binary files a/examples/url-downloader/artifacts/curl_adapter.wasm and b/examples/url-downloader/artifacts/curl_adapter.wasm differ
diff --git a/examples/url-downloader/artifacts/facade.wasm b/examples/url-downloader/artifacts/facade.wasm
index d215f360..9fd86024 100755
Binary files a/examples/url-downloader/artifacts/facade.wasm and b/examples/url-downloader/artifacts/facade.wasm differ
diff --git a/examples/url-downloader/artifacts/local_storage.wasm b/examples/url-downloader/artifacts/local_storage.wasm
index 2fcbec6c..25eb3856 100755
Binary files a/examples/url-downloader/artifacts/local_storage.wasm and b/examples/url-downloader/artifacts/local_storage.wasm differ
diff --git a/fluence-faas/tests/wasm_tests/arguments_passing/artifacts/arguments_passing_effector.wasm b/fluence-faas/tests/wasm_tests/arguments_passing/artifacts/arguments_passing_effector.wasm
index 0c88fdb7..cdee2f4f 100755
Binary files a/fluence-faas/tests/wasm_tests/arguments_passing/artifacts/arguments_passing_effector.wasm and b/fluence-faas/tests/wasm_tests/arguments_passing/artifacts/arguments_passing_effector.wasm differ
diff --git a/fluence-faas/tests/wasm_tests/arguments_passing/artifacts/arguments_passing_pure.wasm b/fluence-faas/tests/wasm_tests/arguments_passing/artifacts/arguments_passing_pure.wasm
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