merge with Arbitrary branch

Tests/JSONAPIArbitraryTests/PlaceholderTests.swift

@@ -0,0 +1,15 @@
+//
+//  PlaceholderTests.swift
+//  JSONAPIArbitraryTests
+//
+//  Created by Mathew Polzin on 12/7/18.
+//
+
+import XCTest
+import JSONAPIArbitrary
+
+class PlaceholderTests: XCTestCase {
+	func test_Placeholder() {
+
+	}
+}

Tests/JSONAPIArbitraryTests/XCTestManifests.swift

@@ -0,0 +1,15 @@
+import XCTest
+
+extension PlaceholderTests {
+    static let __allTests = [
+        ("test_Placeholder", test_Placeholder),
+    ]
+}
+
+#if !os(macOS)
+public func __allTests() -> [XCTestCaseEntry] {
+    return [
+        testCase(PlaceholderTests.__allTests),
+    ]
+}
+#endif

Tests/LinuxMain.swift

@@ -3,10 +3,12 @@ import XCTest
 import JSONAPITests
 import JSONAPITestingTests
 import JSONAPIOpenAPITests
+import JSONAPIArbitraryTests
 
 var tests = [XCTestCaseEntry]()
 tests += JSONAPITests.__allTests()
 tests += JSONAPITestingTests.__allTests()
 tests += JSONAPIOpenAPITests.__allTests()
+tests += JSONAPIArbitraryTests.__allTests()
 
 XCTMain(tests)