diff --git a/integration-test/src/test/scala/RunnerTest.scala b/integration-test/src/test/scala/RunnerTest.scala
index 5e0133de3..81386e990 100755
--- a/integration-test/src/test/scala/RunnerTest.scala
+++ b/integration-test/src/test/scala/RunnerTest.scala
@@ -26,134 +26,6 @@ object SbtRunnerTest extends SimpleTestSuite with PowerAssertions {
     ()
   }
 
-  test("sbt -no-colors") {
-    val out = sbtProcess("compile", "-no-colors", "-v").!!.linesIterator.toList
-    assert(out.contains[String]("-Dsbt.log.noformat=true"))
-    ()
-  }
-
-  test("sbt --no-colors") {
-    val out = sbtProcess("compile", "--no-colors", "-v").!!.linesIterator.toList
-    assert(out.contains[String]("-Dsbt.log.noformat=true"))
-    ()
-  }
-
-  test("sbt --color=false") {
-    val out = sbtProcess("compile", "--color=false", "-v").!!.linesIterator.toList
-    assert(out.contains[String]("-Dsbt.color=false"))
-    ()
-  }
-
-  test("sbt --debug-inc") {
-    val out = sbtProcess("compile", "--debug-inc", "-v").!!.linesIterator.toList
-    assert(out.contains[String]("-Dxsbt.inc.debug=true"))
-    ()
-  }
-
-  test("sbt --supershell=never") {
-    val out = sbtProcess("compile", "--supershell=never", "-v").!!.linesIterator.toList
-    assert(out.contains[String]("-Dsbt.supershell=never"))
-    ()
-  }
-
-  test("sbt --timings") {
-    val out = sbtProcess("compile", "--timings", "-v").!!.linesIterator.toList
-    assert(out.contains[String]("-Dsbt.task.timings=true"))
-    ()
-  }
-
-  test("sbt -D arguments") {
-    val out = sbtProcess("-Dsbt.supershell=false", "compile", "-v").!!.linesIterator.toList
-    assert(out.contains[String]("-Dsbt.supershell=false"))
-    ()
-  }
-
-  test("sbt --sbt-version") {
-    val out = sbtProcess("--sbt-version", "1.3.13", "compile", "-v").!!.linesIterator.toList
-    assert(out.contains[String]("-Dsbt.version=1.3.13"))
-    ()
-  }
-
-  test("sbt -mem 503") {
-    val out = sbtProcess("compile", "-mem", "503", "-v").!!.linesIterator.toList
-    assert(out.contains[String]("-Xmx503m"))
-    ()
-  }
-
-  test("sbt with -mem 503, -Xmx in JAVA_OPTS") {
-    val out = sbtProcessWithOpts("compile", "-mem", "503", "-v")("-Xmx1024m", "").!!.linesIterator.toList
-    assert(out.contains[String]("-Xmx503m"))
-    assert(!out.contains[String]("-Xmx1024m"))
-    ()
-  }
-
-  test("sbt with -mem 503, -Xmx in SBT_OPTS") {
-    val out = sbtProcessWithOpts("compile", "-mem", "503", "-v")("", "-Xmx1024m").!!.linesIterator.toList
-    assert(out.contains[String]("-Xmx503m"))
-    assert(!out.contains[String]("-Xmx1024m"))
-    ()
-  }
-
-  test("sbt with -Xms2048M -Xmx2048M -Xss6M in SBT_OPTS") {
-    val out = sbtProcessWithOpts("compile", "-v")("", "-Xms2048M -Xmx2048M -Xss6M").!!.linesIterator.toList
-    assert(out.contains[String]("-Xss6M"))
-    ()
-  }
-
-  test("sbt with -Dhttp.proxyHost=proxy -Dhttp.proxyPort=8080 in SBT_OPTS") {
-    val out = sbtProcessWithOpts("compile", "-v")("", "-Dhttp.proxyHost=proxy -Dhttp.proxyPort=8080").!!.linesIterator.toList
-    assert(out.contains[String]("-Dhttp.proxyHost=proxy"))
-    assert(out.contains[String]("-Dhttp.proxyPort=8080"))
-    ()
-  }
-
-  test("sbt with -XX:ParallelGCThreads=16 -XX:PermSize=128M in SBT_OPTS") {
-    val out = sbtProcessWithOpts("compile", "-v")("", "-XX:ParallelGCThreads=16 -XX:PermSize=128M").!!.linesIterator.toList
-    assert(out.contains[String]("-XX:ParallelGCThreads=16"))
-    assert(out.contains[String]("-XX:PermSize=128M"))
-    ()
-  }
-
-  test("sbt with -XX:+UseG1GC -XX:+PrintGC in SBT_OPTS") {
-    val out = sbtProcessWithOpts("compile", "-v")("", "-XX:+UseG1GC -XX:+PrintGC").!!.linesIterator.toList
-    assert(out.contains[String]("-XX:+UseG1GC"))
-    assert(out.contains[String]("-XX:+PrintGC"))
-    assert(!out.contains[String]("-XX:+UseG1GC=-XX:+PrintGC"))
-    ()
-  }
-
-  test("sbt with -XX:-UseG1GC -XX:-PrintGC in SBT_OPTS") {
-    val out = sbtProcessWithOpts("compile", "-v")("", "-XX:-UseG1GC -XX:-PrintGC").!!.linesIterator.toList
-    assert(out.contains[String]("-XX:-UseG1GC"))
-    assert(out.contains[String]("-XX:-PrintGC"))
-    assert(!out.contains[String]("-XX:-UseG1GC=-XX:-PrintGC"))
-    ()
-  }
-
-  test("sbt with --no-colors in SBT_OPTS") {
-    if (isWindows) cancel("Test not supported on windows")
-    val out = sbtProcessWithOpts("compile", "-v")("", "--no-colors").!!.linesIterator.toList
-    assert(out.contains[String]("-Dsbt.log.noformat=true"))
-    ()
-  }
-
-  test("sbt with -debug in SBT_OPTS appears in sbt commands") {
-    if (isWindows) cancel("Test not supported on windows")
-
-    val out: List[String] = sbtProcessWithOpts("compile", "-v")("", "-debug").!!.linesIterator.toList
-    // Debug argument must appear in the 'commands' section (after the sbt-launch.jar argument) to work
-    val sbtLaunchMatcher = """^.+sbt-launch.jar["]{0,1}$""".r
-    val locationOfSbtLaunchJarArg = out.zipWithIndex.collectFirst {
-      case (arg, index) if sbtLaunchMatcher.findFirstIn(arg).nonEmpty => index
-    }
-
-    assert(locationOfSbtLaunchJarArg.nonEmpty)
-
-    val argsAfterSbtLaunch = out.drop(locationOfSbtLaunchJarArg.get)
-    assert(argsAfterSbtLaunch.contains("-debug"))
-    ()
-  }
-
   test("sbt -V|-version|--version should print sbtVersion") {
     val out = sbtProcess("-version").!!.trim
     val expectedVersion =
@@ -198,22 +70,6 @@ object SbtRunnerTest extends SimpleTestSuite with PowerAssertions {
     ()
   }
 
-  test("quoted * should not glob expand to local files") {
-    val out = sbtProcess("testOnly * ", "--no-colors", "-v", "-debug").!!.linesIterator.toList
-
-    // Ensure the "*" doesn't get glob expanded to individual files or directories
-    //   (e.g. Hello.scala gets added to the testOnly arguments) https://github.com/sbt/sbt/issues/5343
-    assert(!out.exists(x => x.contains("testOnly") && x.contains("Hello.scala")))
-    assert(out.contains[String]("[info] HelloTest"))
-    ()
-  }
-
-  test("sbt --jvm-debug <port>") {
-    val out = sbtProcess("--jvm-debug", "12345", "compile", "-v").!!.linesIterator.toList
-    assert(out.contains[String]("-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=12345"))
-    ()
-  }
-
   test("sbt --client") {
     val out = sbtProcess("--client", "--no-colors", "compile").!!.linesIterator.toList
     if (isWindows) {
@@ -229,18 +85,4 @@ object SbtRunnerTest extends SimpleTestSuite with PowerAssertions {
     }
     ()
   }
-
-  test("sbt --no-share adds three system properties") {
-    val out = sbtProcess("--no-share").!!.linesIterator.toList
-    assert(out.contains[String]("-Dsbt.global.base=project/.sbtboot"))
-    assert(out.contains[String]("-Dsbt.boot.directory=project/.boot"))
-    assert(out.contains[String]("-Dsbt.ivy.home=project/.ivy"))
-    ()
-  }
-
-  test("accept `--ivy` in `SBT_OPTS`") {
-    val out = sbtProcessWithOpts("")("", sbtOpts = "--ivy /ivy/dir").!!.linesIterator.toList
-    assert(out.contains[String]("-Dsbt.ivy.home=/ivy/dir"))
-    ()
-  }
 }
diff --git a/integration-test/src/test/scala/ScriptTest.scala b/integration-test/src/test/scala/ScriptTest.scala
new file mode 100644
index 000000000..2bbbb86b4
--- /dev/null
+++ b/integration-test/src/test/scala/ScriptTest.scala
@@ -0,0 +1,175 @@
+package example.test
+
+import minitest._
+import java.io.File
+
+object SbtScriptTest extends SimpleTestSuite with PowerAssertions {
+  lazy val isWindows: Boolean = sys.props("os.name").toLowerCase(java.util.Locale.ENGLISH).contains("windows")
+  lazy val sbtScript =
+    if (isWindows) new File("target/universal/stage/bin/sbt.bat")
+    else new File("target/universal/stage/bin/sbt")
+
+  private val javaBinDir = new File("integration-test", "bin").getAbsolutePath
+
+  def sbtProcess(args: String*) = sbtProcessWithOpts(args: _*)("", "")
+  def sbtProcessWithOpts(args: String*)(javaOpts: String, sbtOpts: String) = {
+    val path = sys.env("PATH")
+    sbt.internal.Process(Seq(sbtScript.getAbsolutePath) ++ args, new File("citest"),
+      "JAVA_OPTS" -> javaOpts,
+      "SBT_OPTS" -> sbtOpts,
+      if (isWindows)
+        "JAVACMD" -> new File(javaBinDir, "java.cmd").getAbsolutePath()
+      else 
+        "PATH" -> (javaBinDir + File.pathSeparator + path)
+    )
+  }
+
+  test("sbt -no-colors") {
+    val out = sbtProcess("compile", "-no-colors").!!.linesIterator.toList
+    assert(out.contains[String]("-Dsbt.log.noformat=true"))
+    ()
+  }
+
+  test("sbt --no-colors") {
+    val out = sbtProcess("compile", "--no-colors").!!.linesIterator.toList
+    assert(out.contains[String]("-Dsbt.log.noformat=true"))
+    ()
+  }
+
+  test("sbt --color=false") {
+    val out = sbtProcess("compile", "--color=false", "-v").!!.linesIterator.toList
+    assert(out.contains[String]("-Dsbt.color=false"))
+    ()
+  }
+
+  test("sbt --debug-inc") {
+    val out = sbtProcess("compile", "--debug-inc", "-v").!!.linesIterator.toList
+    assert(out.contains[String]("-Dxsbt.inc.debug=true"))
+    ()
+  }
+
+  test("sbt --supershell=never") {
+    val out = sbtProcess("compile", "--supershell=never", "-v").!!.linesIterator.toList
+    assert(out.contains[String]("-Dsbt.supershell=never"))
+    ()
+  }
+
+  test("sbt --timings") {
+    val out = sbtProcess("compile", "--timings", "-v").!!.linesIterator.toList
+    assert(out.contains[String]("-Dsbt.task.timings=true"))
+    ()
+  }
+
+  test("sbt -D arguments") {
+    val out = sbtProcess("-Dsbt.supershell=false", "compile", "-v").!!.linesIterator.toList
+    assert(out.contains[String]("-Dsbt.supershell=false"))
+    ()
+  }
+
+  test("sbt --sbt-version") {
+    val out = sbtProcess("--sbt-version", "1.3.13", "compile", "-v").!!.linesIterator.toList
+    assert(out.contains[String]("-Dsbt.version=1.3.13"))
+    ()
+  }
+
+  test("sbt -mem 503") {
+    val out = sbtProcess("compile", "-mem", "503", "-v").!!.linesIterator.toList
+    assert(out.contains[String]("-Xmx503m"))
+    ()
+  }
+
+  test("sbt with -mem 503, -Xmx in JAVA_OPTS") {
+    val out = sbtProcessWithOpts("compile", "-mem", "503", "-v")("-Xmx1024m", "").!!.linesIterator.toList
+    assert(out.contains[String]("-Xmx503m"))
+    assert(!out.contains[String]("-Xmx1024m"))
+    ()
+  }
+
+  test("sbt with -mem 503, -Xmx in SBT_OPTS") {
+    val out = sbtProcessWithOpts("compile", "-mem", "503", "-v")("", "-Xmx1024m").!!.linesIterator.toList
+    assert(out.contains[String]("-Xmx503m"))
+    assert(!out.contains[String]("-Xmx1024m"))
+    ()
+  }
+
+  test("sbt with -Xms2048M -Xmx2048M -Xss6M in SBT_OPTS") {
+    val out = sbtProcessWithOpts("compile", "-v")("", "-Xms2048M -Xmx2048M -Xss6M").!!.linesIterator.toList
+    assert(out.contains[String]("-Xss6M"))
+    ()
+  }
+
+  test("sbt with -Dhttp.proxyHost=proxy -Dhttp.proxyPort=8080 in SBT_OPTS") {
+    val out = sbtProcessWithOpts("compile", "-v")("", "-Dhttp.proxyHost=proxy -Dhttp.proxyPort=8080").!!.linesIterator.toList
+    assert(out.contains[String]("-Dhttp.proxyHost=proxy"))
+    assert(out.contains[String]("-Dhttp.proxyPort=8080"))
+    ()
+  }
+
+  test("sbt with -XX:ParallelGCThreads=16 -XX:PermSize=128M in SBT_OPTS") {
+    val out = sbtProcessWithOpts("compile", "-v")("", "-XX:ParallelGCThreads=16 -XX:PermSize=128M").!!.linesIterator.toList
+    assert(out.contains[String]("-XX:ParallelGCThreads=16"))
+    assert(out.contains[String]("-XX:PermSize=128M"))
+    ()
+  }
+
+  test("sbt with -XX:+UseG1GC -XX:+PrintGC in SBT_OPTS") {
+    val out = sbtProcessWithOpts("compile", "-v")("", "-XX:+UseG1GC -XX:+PrintGC").!!.linesIterator.toList
+    assert(out.contains[String]("-XX:+UseG1GC"))
+    assert(out.contains[String]("-XX:+PrintGC"))
+    assert(!out.contains[String]("-XX:+UseG1GC=-XX:+PrintGC"))
+    ()
+  }
+
+  test("sbt with -XX:-UseG1GC -XX:-PrintGC in SBT_OPTS") {
+    val out = sbtProcessWithOpts("compile", "-v")("", "-XX:-UseG1GC -XX:-PrintGC").!!.linesIterator.toList
+    assert(out.contains[String]("-XX:-UseG1GC"))
+    assert(out.contains[String]("-XX:-PrintGC"))
+    assert(!out.contains[String]("-XX:-UseG1GC=-XX:-PrintGC"))
+    ()
+  }
+
+  test("sbt with --no-colors in SBT_OPTS") {
+    if (isWindows) cancel("Test not supported on windows")
+    val out = sbtProcessWithOpts("compile", "-v")("", "--no-colors").!!.linesIterator.toList
+    assert(out.contains[String]("-Dsbt.log.noformat=true"))
+    ()
+  }
+
+  test("sbt with -debug in SBT_OPTS appears in sbt commands") {
+    if (isWindows) cancel("Test not supported on windows")
+
+    val out: List[String] = sbtProcessWithOpts("compile", "-v")("", "-debug").!!.linesIterator.toList
+    // Debug argument must appear in the 'commands' section (after the sbt-launch.jar argument) to work
+    val sbtLaunchMatcher = """^.+sbt-launch.jar["]{0,1}$""".r
+    val locationOfSbtLaunchJarArg = out.zipWithIndex.collectFirst {
+      case (arg, index) if sbtLaunchMatcher.findFirstIn(arg).nonEmpty => index
+    }
+
+    assert(locationOfSbtLaunchJarArg.nonEmpty)
+
+    val argsAfterSbtLaunch = out.drop(locationOfSbtLaunchJarArg.get)
+    assert(argsAfterSbtLaunch.contains("-debug"))
+    ()
+  }
+
+  test("sbt --jvm-debug <port>") {
+    val out = sbtProcess("--jvm-debug", "12345", "compile", "-v").!!.linesIterator.toList
+    assert(out.contains[String]("-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=12345"))
+    ()
+  }
+
+  test("sbt --no-share adds three system properties") {
+    val out = sbtProcess("--no-share").!!.linesIterator.toList
+    assert(out.contains[String]("-Dsbt.global.base=project/.sbtboot"))
+    assert(out.contains[String]("-Dsbt.boot.directory=project/.boot"))
+    assert(out.contains[String]("-Dsbt.ivy.home=project/.ivy"))
+    ()
+  }
+
+  test("accept `--ivy` in `SBT_OPTS`") {
+    if (isWindows) cancel("Test not supported on windows")
+    val out = sbtProcessWithOpts("")("", sbtOpts = "--ivy /ivy/dir").!!.linesIterator.toList
+    assert(out.contains[String]("-Dsbt.ivy.home=/ivy/dir"))
+    ()
+  }
+}