Restore v0.7.x fixture ordering

We split up the suite-local fixture implementation into two fixtures,
one of the `before*` methods, and one for the `after*` methods.
Then we explicitly order `munitFixtures` to have the befores up front
and the afters at the end.

munit/shared/src/main/scala/munit/MUnitRunner.scala

@@ -45,19 +45,25 @@ class MUnitRunner(val cls: Class[_ <: Suite], newInstance: () => Suite)
 
   private lazy val munitTests: mutable.ArrayBuffer[Test] =
     mutable.ArrayBuffer[Test](suite.munitTests(): _*)
-  private val suiteFixture = new Fixture[Unit](cls.getName()) {
+
+  // Suite fixtures are implemented as regular fixtures
+  // We split up the before*/after* methods so we can order them explicitly
+  private val suiteFixtureBefore = new Fixture[Unit](cls.getName()) {
     def apply(): Unit = ()
     override def beforeAll(): Unit =
       suite.beforeAll()
     override def beforeEach(context: BeforeEach): Unit =
       suite.beforeEach(context)
+  }
+  private val suiteFixtureAfter = new Fixture[Unit](cls.getName()) {
+    def apply(): Unit = ()
     override def afterEach(context: AfterEach): Unit =
       suite.afterEach(context)
     override def afterAll(): Unit =
       suite.afterAll()
   }
   private lazy val munitFixtures: List[AnyFixture[_]] =
-    suiteFixture :: suite.munitFixtures.toList
+    suiteFixtureBefore :: suite.munitFixtures.appended(suiteFixtureAfter).toList
 
   override def filter(filter: Filter): Unit = {
     val newTests = munitTests.filter { t =>

tests/shared/src/main/scala/munit/FixtureOrderFrameworkSuite.scala

@@ -53,29 +53,29 @@ object FixtureOrderFrameworkSuite
          |beforeEach(a, 1)
          |beforeEach(b, 1)
          |test(1)
-         |afterEach(ad-hoc, 1)
          |afterEach(a, 1)
          |afterEach(b, 1)
+         |afterEach(ad-hoc, 1)
          |  + 1 <elapsed time>
          |beforeEach(ad-hoc, 2)
          |beforeEach(a, 2)
          |beforeEach(b, 2)
          |test(2)
-         |afterEach(ad-hoc, 2)
          |afterEach(a, 2)
          |afterEach(b, 2)
+         |afterEach(ad-hoc, 2)
          |  + 2 <elapsed time>
          |beforeEach(ad-hoc, 3)
          |beforeEach(a, 3)
          |beforeEach(b, 3)
          |test(3)
-         |afterEach(ad-hoc, 3)
          |afterEach(a, 3)
          |afterEach(b, 3)
+         |afterEach(ad-hoc, 3)
          |  + 3 <elapsed time>
-         |afterAll(ad-hoc)
          |afterAll(a)
          |afterAll(b)
+         |afterAll(ad-hoc)
          |""".stripMargin,
       format = StdoutFormat
     )

tests/shared/src/test/scala/munit/SuiteLocalFixtureSuite.scala

@@ -12,7 +12,7 @@ class SuiteLocalFixtureSuite extends FunSuite {
       n = 1
     }
     override def afterAll(): Unit = {
-      assertEquals(n, 17)
+      assertEquals(n, 16)
       n = -11
     }
   }
@@ -34,7 +34,7 @@ class SuiteLocalFixtureSuite extends FunSuite {
   }
 
   override def afterAll(): Unit = {
-    assertEquals(counter(), 17)
+    assertEquals(counter(), -10)
   }
 
   1.to(5).foreach { i =>