Generate build.js on CI; rm -rf from sources

.gitignore

@@ -1,9 +1,9 @@
 *.xcodeproj/**/xcuserdata/
 *.xcscmblueprint
 /Carthage
-/Cartfile.resolved
 /.build
 .DS_Store
 DerivedData
 /PromiseKit.podspec
 /Extensions/Carthage
+/Tests/JS-A+/build

.travis.yml

@@ -54,16 +54,23 @@ matrix:
     - {os: linux, dist: trusty, sudo: required, language: generic, env: 'SWIFT_BUILD_VERSION=4  SWIFT_VERSION=4.1.2  TEST=1'}
     # Swift 4.2
     - {os: linux, dist: trusty, sudo: required, language: generic, env: 'SWIFT_BUILD_VERSION=4  SWIFT_VERSION=DEVELOPMENT-SNAPSHOT-2018-06-20-a  TEST=1'}
-
+cache:
+  - Tests/JS-A+/build
 before_install:
   if [ "$TRAVIS_OS_NAME" == "linux" ]; then
     eval "$(curl -sL https://swiftenv.fuller.li/install.sh)";
+  elif [ "$TEST" == "1" ]; then
+    brew install node;
   fi
 install:
   case $PLAT in
   iOS|tvOS|macOS|watchOS)
     xcodebuild -scheme PromiseKit -target PromiseKit SWIFT_VERSION=$SWFT -quiet -destination "$DST" SWIFT_TREAT_WARNINGS_AS_ERRORS=YES build;
     if [ "$TEST" == "1" ]; then
+      pushd Tests/JS-A+;
+      npm ci;
+      npm run build;
+      popd;
       xcodebuild -scheme PromiseKit -quiet -destination "$DST" build;
     fi;;
   *)
@@ -83,6 +90,6 @@ script:
     fi;;
   esac
 after_success:
-  - if [ "$TRAVIS_OS_NAME" == "osx" ]; then
-      bash <(curl -s https://codecov.io/bash);
-    fi
+  if [ "$TRAVIS_OS_NAME" == "osx" ]; then
+    bash <(curl -s https://codecov.io/bash);
+  fi

PromiseKit.xcodeproj/project.pbxproj

@@ -84,7 +84,6 @@
 		C013F740204E5064006B57B1 /* JSUtils.swift in Sources */ = {isa = PBXBuildFile; fileRef = C013F73F204E5063006B57B1 /* JSUtils.swift */; };
 		C0244E5E2047A6CB00ACB4AC /* PromiseKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 63B0AC571D595E1B00FA21D9 /* PromiseKit.framework */; };
 		C0244E692047AC9F00ACB4AC /* AllTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = C0244E682047AC9F00ACB4AC /* AllTests.swift */; };
-		C0244E6F2047AF1700ACB4AC /* build in CopyFiles */ = {isa = PBXBuildFile; fileRef = C0244E6D2047AEA400ACB4AC /* build */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -132,7 +131,6 @@
 			dstPath = "";
 			dstSubfolderSpec = 7;
 			files = (
-				C0244E6F2047AF1700ACB4AC /* build in CopyFiles */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -227,7 +225,6 @@
 		C013F73F204E5063006B57B1 /* JSUtils.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; name = JSUtils.swift; path = "Tests/JS-A+/JSUtils.swift"; sourceTree = "<group>"; };
 		C0244E622047A6CB00ACB4AC /* PMKJSA+Tests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = "PMKJSA+Tests.xctest"; sourceTree = BUILT_PRODUCTS_DIR; };
 		C0244E682047AC9F00ACB4AC /* AllTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; name = AllTests.swift; path = "Tests/JS-A+/AllTests.swift"; sourceTree = "<group>"; };
-		C0244E6D2047AEA400ACB4AC /* build */ = {isa = PBXFileReference; lastKnownFileType = folder; name = build; path = "Tests/JS-A+/build"; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -482,7 +479,6 @@
 		C0244E6B2047ACAF00ACB4AC /* JS/A+ */ = {
 			isa = PBXGroup;
 			children = (
-				C0244E6D2047AEA400ACB4AC /* build */,
 				C0244E682047AC9F00ACB4AC /* AllTests.swift */,
 				C013F7372048E3B6006B57B1 /* MockNodeEnvironment.swift */,
 				C013F7392049076A006B57B1 /* JSPromise.swift */,

Tests/JS-A+/AllTests.swift

@@ -13,9 +13,9 @@ class AllTests: XCTestCase {
 
     func testAll() {
 
-        let bundle = Bundle(for: AllTests.self)
-        guard let scriptPath = bundle.url(forResource: "build", withExtension: "js", subdirectory: "build") else {
-            return XCTFail("Couldn't find test suite")
+        let scriptPath = URL(fileURLWithPath: #file).deletingLastPathComponent().appendingPathComponent("build/build.js")
+        guard FileManager.default.fileExists(atPath: scriptPath.path) else {
+            return print("Skipping JS-A+: see README for instructions on how to build")
         }
 
         guard let script = try? String(contentsOf: scriptPath) else {