Add weaver-cats as a default test framework (#7263)

Add weaver-cats as a default test framework

main/src/main/scala/sbt/Defaults.scala

@@ -1221,10 +1221,7 @@ object Defaults extends BuildCommon {
   private[this] def testDefaults =
     Defaults.globalDefaults(
       Seq(
-        testFrameworks :== {
+        testFrameworks :== sbt.TestFrameworks.All,
-          import sbt.TestFrameworks._
-          Seq(ScalaCheck, Specs2, Specs, ScalaTest, JUnit, MUnit, ZIOTest)
-        },
         testListeners :== Nil,
         testOptions :== Nil,
         testResultLogger :== TestResultLogger.Default,

sbt-app/src/sbt-test/tests/weaver-cats/build.sbt

@@ -0,0 +1,3 @@
+ThisBuild / scalaVersion := "2.13.10"
+
+libraryDependencies += "com.disneystreaming" %% "weaver-cats" % "0.8.3" % Test

sbt-app/src/sbt-test/tests/weaver-cats/src/test/scala/spec/Spec.scala

@@ -0,0 +1,10 @@
+package spec
+
+import weaver._
+
+object Spec extends FunSuite {
+  test("test") {
+    // expected to fail
+    assert(1 == 2)
+  }
+}

sbt-app/src/sbt-test/tests/weaver-cats/test

@@ -0,0 +1 @@
+-> test

testing/src/main/scala/sbt/TestFramework.scala

@@ -28,6 +28,10 @@ object TestFrameworks {
   val JUnit = TestFramework("com.novocode.junit.JUnitFramework")
   val MUnit = TestFramework("munit.Framework")
   val ZIOTest = TestFramework("zio.test.sbt.ZTestFramework")
+  val WeaverTestCats = TestFramework("weaver.framework.CatsEffect")
+
+  val All: Seq[TestFramework] =
+    Seq(ScalaCheck, Specs2, Specs, ScalaTest, JUnit, MUnit, ZIOTest, WeaverTestCats)
 }
 
 final class TestFramework(val implClassNames: String*) extends Serializable {