Add marine_test for mod and build.rs test examples (#28)

marine-examples/build_rs/Cargo.toml

@@ -0,0 +1,21 @@
+[package]
+name = "wasm-build-rs"
+version = "0.1.0"
+authors = ["Fluence Labs"]
+description = "The greeting module for the Fluence network"
+repository = "https://github.com/fluencelabs/marine/tree/master/examples/build_rs"
+edition = "2018"
+publish = false
+
+[[bin]]
+name = "build_rs_test"
+path = "src/main.rs"
+
+[dependencies]
+marine-rs-sdk = "0.6.11"
+
+[dev-dependencies]
+marine-rs-sdk-test = "0.4.0"
+
+[build-dependencies]
+marine-rs-sdk-test = "0.4.0"

marine-examples/build_rs/Config.toml

@@ -0,0 +1,6 @@
+modules_dir = "artifacts/"
+
+[[module]]
+    name = "build_rs_test"
+    mem_pages_count = 50
+    logger_enabled = false

marine-examples/build_rs/build.rs

@@ -0,0 +1,18 @@
+use marine_rs_sdk_test::generate_marine_test_env;
+use marine_rs_sdk_test::ServiceDescription;
+fn main() {
+    let services = vec![(
+        "greeting".to_string(),
+        ServiceDescription {
+            config_path: "Config.toml".to_string(),
+            modules_dir: Some("artifacts".to_string()),
+        },
+    )];
+
+    let target = std::env::var("CARGO_CFG_TARGET_ARCH").unwrap();
+    if target != "wasm32" {
+        generate_marine_test_env(services, "marine_test_env.rs", file!());
+    }
+
+    println!("cargo:rerun-if-changed=src/main.rs");
+}

marine-examples/build_rs/build.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+# This script builds all subprojects and puts all created Wasm modules in one dir
+cargo update --aggressive
+marine build --release
+
+rm artifacts/* || true
+mkdir -p artifacts
+
+cp target/wasm32-wasi/release/build_rs_test.wasm artifacts/

marine-examples/build_rs/src/main.rs

@@ -0,0 +1,38 @@
+/*
+ * Copyright 2021 Fluence Labs Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+use marine_rs_sdk::marine;
+use marine_rs_sdk::module_manifest;
+
+module_manifest!();
+
+pub fn main() {}
+
+#[marine]
+pub fn greeting(name: String) -> String {
+    format!("Hi, {}", name)
+}
+
+#[cfg(test)]
+mod built_tests {
+    marine_rs_sdk_test::include_test_env!("/marine_test_env.rs"); // <- 4
+    #[test]
+    fn non_empty_string() {
+        let mut greeting = marine_test_env::greeting::ServiceInterface::new();
+        let actual = greeting.greeting("name".to_string());
+        assert_eq!(actual, "Hi, name");
+    }
+}