Fix #3886: add tests for dotc/dotr/dotd

Author: liufengyun

.drone.yml

@@ -27,7 +27,7 @@ pipeline:
     commands:
       - cp -R . /tmp/1/ && cd /tmp/1/
       - ./project/scripts/sbt ";compile ;test"
-      - ./project/scripts/sbtTests
+      - ./project/scripts/cmdTests
 
   test_bootstrapped:
     group: test

project/scripts/sbtTests renamed to project/scripts/cmdTests

@@ -66,3 +66,9 @@ else
     echo "failed output check"
     exit -1
 fi
+
+./project/scripts/sbt ";dist-bootstrapped/pack"
+./dist-bootstrapped/target/pack/bin/dotc tests/run/hello.scala
+./dist-bootstrapped/target/pack/bin/dotr Test
+echo ":quit" | ./dist-bootstrapped/target/pack/bin/dotr
+mkdir -p _site && ./dist-bootstrapped/target/pack/bin/dotd -project Hello -siteroot _site tests/run/hello.scala