Add minimal support for Travis CI and Visual Studio Code

.gitignore

@@ -4,3 +4,4 @@
 /*.xcodeproj
 lambda.zip
 swift-shared-libs
+default.profraw

.travis.yml

@@ -0,0 +1,26 @@
+os:
+  - linux
+language: generic
+sudo: required
+dist: xenial
+
+services:
+  - docker
+
+addons:
+    snaps:
+      - name: aws-cli
+        confinement: classic # or devmode
+        channel: latest/edge
+
+install:
+  - make --version
+  - make docker_build
+
+script:
+  - docker image ls
+  - make package_layer
+  - make package_lambda
+  - make swift_test
+  - make swift_test SWIFT_EXECUTABLE=HTTPSRequest SWIFT_PROJECT_PATH=Examples/HTTPSRequest LAMBDA_FUNCTION_NAME=HTTPSRequest LAMBDA_HANDLER=HTTPSRequest.getHttps
+  - make swift_test SWIFT_EXECUTABLE=S3Test SWIFT_PROJECT_PATH=Examples/S3Test LAMBDA_FUNCTION_NAME=S3Test LAMBDA_HANDLER=S3Test.getObject

Examples/HTTPSRequest/.devcontainer/Dockerfile

@@ -0,0 +1,27 @@
+FROM nio-swift:5.1
+
+# Or your actual UID, GID on Linux if not the default 1000
+ARG USERNAME=vscode
+ARG USER_UID=1000
+ARG USER_GID=$USER_UID
+
+# Avoid warnings by switching to noninteractive
+ENV DEBIAN_FRONTEND=noninteractive
+
+# Configure apt and install packages
+RUN apt-get update \
+    # Create a non-root user to use if preferred - see https://aka.ms/vscode-remote/containers/non-root-user.
+    && groupadd --gid $USER_GID $USERNAME \
+    && useradd -s /bin/bash --uid $USER_UID --gid $USER_GID -m $USERNAME \
+    # [Optional] Add sudo support for non-root user
+    && apt-get install -y sudo \
+    && echo $USERNAME ALL=\(root\) NOPASSWD:ALL > /etc/sudoers.d/$USERNAME \
+    && chmod 0440 /etc/sudoers.d/$USERNAME \
+    #
+    # Clean up
+    && apt-get autoremove -y \
+    && apt-get clean -y \
+    && rm -rf /var/lib/apt/lists/*
+
+# Switch back to dialog for any ad-hoc use of apt-get
+ENV DEBIAN_FRONTEND=

Examples/HTTPSRequest/.devcontainer/devcontainer.json

@@ -0,0 +1,23 @@
+{
+    "name": "Swift",
+    "dockerFile": "Dockerfile",
+
+    "runArgs": [
+        "-u", "vscode",
+        "--cap-add=SYS_PTRACE", "--security-opt", "seccomp=unconfined"
+    ],
+
+    "settings": {
+		"lldb.adapterType": "bundled",
+		"lldb.executable": "/usr/bin/lldb",
+		"terminal.integrated.shell.linux": "/bin/bash"
+	},
+
+    // Uncomment the next line if you want to publish any ports.
+	// "appPort": [],
+
+    "extensions": [
+		"pvasek.sourcekit-lsp--dev-unofficial",
+		"vadimcn.vscode-lldb"
+	]
+}

Examples/HTTPSRequest/.vscode/launch.json

@@ -0,0 +1,26 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "lldb",
+            "request": "launch",
+            "name": "Debug",
+            "program": "${workspaceFolder}/.build/x86_64-unknown-linux/debug/HTTPSRequest",
+            "args": [],
+            "cwd": "${workspaceFolder}",
+            "preLaunchTask": "build"
+        },
+        {
+            "type": "lldb",
+            "request": "launch",
+            "program": "${workspaceFolder}/.build/x86_64-unknown-linux/debug/HTTPSRequestPackageTests.xctest",
+            "name": "Test",
+            "args": [],
+            "cwd": "${workspaceFolder}",
+            "preLaunchTask": "codecov"
+        }
+    ]
+}

Examples/HTTPSRequest/.vscode/tasks.json

@@ -0,0 +1,34 @@
+{
+    // See https://go.microsoft.com/fwlink/?LinkId=733558
+    // for the documentation about the tasks.json format
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "build",
+            "type": "shell",
+            "command": "swift build",
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            }
+        },
+        {
+            "label": "test",
+            "type": "shell",
+            "command": "swift test --enable-code-coverage || true",
+            "group": "test"
+        },
+        {
+            "label": "codecov",
+            "type": "shell",
+            "command": "llvm-cov export ${workspaceFolder}/.build/x86_64-unknown-linux/debug/HTTPSRequest -instr-profile=${workspaceFolder}/.build/x86_64-unknown-linux/debug/codecov/default.profdata -format=lcov > ${workspaceFolder}/.build/x86_64-unknown-linux/debug/codecov/lcov.info",
+            "group": "test",
+            "dependsOn":["test"]
+        },
+        {
+            "label": "run",
+            "type": "shell",
+            "command": "swift run"
+        }
+    ]
+}

Examples/HTTPSRequest/Tests/HTTPSRequestTests/HTTPSRequestTests.swift

@@ -2,7 +2,7 @@ import class Foundation.Bundle
 import XCTest
 
 final class HTTPSRequestTests: XCTestCase {
-    func testExample() throws {
+    func testMissingLambdaRuntimeApi() throws {
         // This is an example of a functional test case.
         // Use XCTAssert and related functions to verify your tests produce the correct
         // results.
@@ -26,7 +26,9 @@ final class HTTPSRequestTests: XCTestCase {
         let data = pipe.fileHandleForReading.readDataToEndOfFile()
         let output = String(data: data, encoding: .utf8)
 
-        XCTAssertEqual(output, "Hello, world!\n")
+        let isError = output?.contains("missingEnvironmentVariables(LambdaSwiftSprinter.Context.AWSEnvironmentKey.lambdaRuntimeApi)")
+
+        XCTAssertEqual(isError, true)
     }
 
     /// Returns path to the built products directory.
@@ -42,6 +44,6 @@ final class HTTPSRequestTests: XCTestCase {
     }
 
     static var allTests = [
-        ("testExample", testExample),
+        ("testMissingLambdaRuntimeApi", testMissingLambdaRuntimeApi),
     ]
 }

Examples/HTTPSRequest/Tests/HTTPSRequestTests/XCTestManifests.swift

@@ -1,9 +1,18 @@
+#if !canImport(ObjectiveC)
 import XCTest
 
-#if !canImport(ObjectiveC)
-    public func allTests() -> [XCTestCaseEntry] {
-        return [
-            testCase(HTTPSRequestTests.allTests),
-        ]
-    }
+extension HTTPSRequestTests {
+    // DO NOT MODIFY: This is autogenerated, use:
+    //   `swift test --generate-linuxmain`
+    // to regenerate.
+    static let __allTests__HTTPSRequestTests = [
+        ("testMissingLambdaRuntimeApi", testMissingLambdaRuntimeApi),
+    ]
+}
+
+public func __allTests() -> [XCTestCaseEntry] {
+    return [
+        testCase(HTTPSRequestTests.__allTests__HTTPSRequestTests),
+    ]
+}
 #endif

Examples/HTTPSRequest/Tests/LinuxMain.swift

@@ -3,5 +3,6 @@ import XCTest
 import HTTPSRequestTests
 
 var tests = [XCTestCaseEntry]()
-tests += HTTPSRequestTests.allTests()
+tests += HTTPSRequestTests.__allTests()
+
 XCTMain(tests)

Examples/HelloWorld/.devcontainer/Dockerfile

@@ -0,0 +1,27 @@
+FROM nio-swift:5.1
+
+# Or your actual UID, GID on Linux if not the default 1000
+ARG USERNAME=vscode
+ARG USER_UID=1000
+ARG USER_GID=$USER_UID
+
+# Avoid warnings by switching to noninteractive
+ENV DEBIAN_FRONTEND=noninteractive
+
+# Configure apt and install packages
+RUN apt-get update \
+    # Create a non-root user to use if preferred - see https://aka.ms/vscode-remote/containers/non-root-user.
+    && groupadd --gid $USER_GID $USERNAME \
+    && useradd -s /bin/bash --uid $USER_UID --gid $USER_GID -m $USERNAME \
+    # [Optional] Add sudo support for non-root user
+    && apt-get install -y sudo \
+    && echo $USERNAME ALL=\(root\) NOPASSWD:ALL > /etc/sudoers.d/$USERNAME \
+    && chmod 0440 /etc/sudoers.d/$USERNAME \
+    #
+    # Clean up
+    && apt-get autoremove -y \
+    && apt-get clean -y \
+    && rm -rf /var/lib/apt/lists/*
+
+# Switch back to dialog for any ad-hoc use of apt-get
+ENV DEBIAN_FRONTEND=

Examples/HelloWorld/.devcontainer/devcontainer.json

@@ -0,0 +1,23 @@
+{
+    "name": "Swift",
+    "dockerFile": "Dockerfile",
+
+    "runArgs": [
+        "-u", "vscode",
+        "--cap-add=SYS_PTRACE", "--security-opt", "seccomp=unconfined"
+    ],
+
+    "settings": {
+		"lldb.adapterType": "bundled",
+		"lldb.executable": "/usr/bin/lldb",
+		"terminal.integrated.shell.linux": "/bin/bash"
+	},
+
+    // Uncomment the next line if you want to publish any ports.
+	// "appPort": [],
+
+    "extensions": [
+		"pvasek.sourcekit-lsp--dev-unofficial",
+		"vadimcn.vscode-lldb"
+	]
+}

Examples/HelloWorld/.vscode/launch.json

@@ -0,0 +1,26 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "lldb",
+            "request": "launch",
+            "name": "Debug",
+            "program": "${workspaceFolder}/.build/x86_64-unknown-linux/debug/HelloWorld",
+            "args": [],
+            "cwd": "${workspaceFolder}",
+            "preLaunchTask": "build"
+        },
+        {
+            "type": "lldb",
+            "request": "launch",
+            "program": "${workspaceFolder}/.build/x86_64-unknown-linux/debug/HelloWorldPackageTests.xctest",
+            "name": "Test",
+            "args": [],
+            "cwd": "${workspaceFolder}",
+            "preLaunchTask": "codecov"
+        }
+    ]
+}

Examples/HelloWorld/.vscode/tasks.json

@@ -0,0 +1,34 @@
+{
+    // See https://go.microsoft.com/fwlink/?LinkId=733558
+    // for the documentation about the tasks.json format
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "build",
+            "type": "shell",
+            "command": "swift build",
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            }
+        },
+        {
+            "label": "test",
+            "type": "shell",
+            "command": "swift test --enable-code-coverage || true",
+            "group": "test"
+        },
+        {
+            "label": "codecov",
+            "type": "shell",
+            "command": "llvm-cov export ${workspaceFolder}/.build/x86_64-unknown-linux/debug/HelloWorld -instr-profile=${workspaceFolder}/.build/x86_64-unknown-linux/debug/codecov/default.profdata -format=lcov > ${workspaceFolder}/.build/x86_64-unknown-linux/debug/codecov/lcov.info",
+            "group": "test",
+            "dependsOn":["test"]
+        },
+        {
+            "label": "run",
+            "type": "shell",
+            "command": "swift run"
+        }
+    ]
+}

Examples/HelloWorld/Tests/HelloWorldTests/HelloWorldTests.swift

@@ -2,7 +2,7 @@ import class Foundation.Bundle
 import XCTest
 
 final class HelloWorldTests: XCTestCase {
-    func testExample() throws {
+    func testMissingLambdaRuntimeApi() throws {
         // This is an example of a functional test case.
         // Use XCTAssert and related functions to verify your tests produce the correct
         // results.
@@ -18,15 +18,15 @@ final class HelloWorldTests: XCTestCase {
         process.executableURL = fooBinary
 
         let pipe = Pipe()
-        process.standardOutput = pipe
+        process.standardError = pipe
 
         try process.run()
         process.waitUntilExit()
 
         let data = pipe.fileHandleForReading.readDataToEndOfFile()
         let output = String(data: data, encoding: .utf8)
 
-        XCTAssertEqual(output, "Hello, world!\n")
+        XCTAssertEqual(output, "missingEnvironmentVariables(LambdaSwiftSprinter.Context.AWSEnvironmentKey.lambdaRuntimeApi)\n")
     }
 
     /// Returns path to the built products directory.
@@ -42,6 +42,6 @@ final class HelloWorldTests: XCTestCase {
     }
 
     static var allTests = [
-        ("testExample", testExample),
+        ("testMissingLambdaRuntimeApi", testMissingLambdaRuntimeApi),
     ]
 }

Examples/HelloWorld/Tests/HelloWorldTests/XCTestManifests.swift

@@ -1,9 +1,18 @@
+#if !canImport(ObjectiveC)
 import XCTest
 
-#if !canImport(ObjectiveC)
-    public func allTests() -> [XCTestCaseEntry] {
-        return [
-            testCase(HelloWorldTests.allTests),
-        ]
-    }
+extension HelloWorldTests {
+    // DO NOT MODIFY: This is autogenerated, use:
+    //   `swift test --generate-linuxmain`
+    // to regenerate.
+    static let __allTests__HelloWorldTests = [
+        ("testMissingLambdaRuntimeApi", testMissingLambdaRuntimeApi),
+    ]
+}
+
+public func __allTests() -> [XCTestCaseEntry] {
+    return [
+        testCase(HelloWorldTests.__allTests__HelloWorldTests),
+    ]
+}
 #endif

Examples/HelloWorld/Tests/LinuxMain.swift

@@ -3,5 +3,6 @@ import XCTest
 import HelloWorldTests
 
 var tests = [XCTestCaseEntry]()
-tests += HelloWorldTests.allTests()
+tests += HelloWorldTests.__allTests()
+
 XCTMain(tests)