diff --git a/sbt/src/sbt-test/source-dependencies/transitive-memberRef/build.sbt b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/build.sbt new file mode 100644 index 000000000..ef32473dc --- /dev/null +++ b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/build.sbt @@ -0,0 +1,36 @@ +logLevel := Level.Debug + +// disable sbt's heauristic which recompiles everything in case +// some fraction (e.g. 50%) of files is scheduled to be recompiled +// in this test we want precise information about recompiled files +// which that heuristic would distort +incOptions := incOptions.value.copy(recompileAllFraction = 1.0) + +/* Performs checks related to compilations: + * a) checks in which compilation given set of files was recompiled + * b) checks overall number of compilations performed + */ +TaskKey[Unit]("check-compilations") <<= (compile in Compile, scalaSource in Compile) map { (a: sbt.inc.Analysis, src: java.io.File) => + def relative(f: java.io.File): java.io.File = f.relativeTo(src) getOrElse f + val allCompilations = a.compilations.allCompilations + val recompiledFiles: Seq[Set[java.io.File]] = allCompilations map { c => + val recompiledFiles = a.apis.internal.collect { + case (file, api) if api.compilation.startTime == c.startTime => relative(file) + } + recompiledFiles.toSet + } + def recompiledFilesInIteration(iteration: Int, fileNames: Set[String]) = { + val files = fileNames.map(new java.io.File(_)) + assert(recompiledFiles(iteration) == files, "%s != %s".format(recompiledFiles(iteration), files)) + } + // Y.scala is compiled only at the beginning as changes to A.scala do not affect it + recompiledFilesInIteration(0, Set("Y.scala")) + // A.scala is changed and recompiled + recompiledFilesInIteration(1, Set("A.scala")) + // change in A.scala causes recompilation of B.scala, C.scala, D.scala which depend on transtiviely + // and by inheritance on A.scala + // X.scala is also recompiled because it depends by member reference on B.scala + // Note that Y.scala is not recompiled because it depends just on X through member reference dependency + recompiledFilesInIteration(2, Set("B.scala", "C.scala", "D.scala", "X.scala")) + assert(allCompilations.size == 3) +} diff --git a/sbt/src/sbt-test/source-dependencies/transitive-memberRef/changes/A1.scala b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/changes/A1.scala new file mode 100644 index 000000000..63a2739e1 --- /dev/null +++ b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/changes/A1.scala @@ -0,0 +1,5 @@ +package test + +class A { + def foo: Int = 23 +} diff --git a/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/A.scala b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/A.scala new file mode 100644 index 000000000..1b0178fd9 --- /dev/null +++ b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/A.scala @@ -0,0 +1,3 @@ +package test + +class A diff --git a/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/B.scala b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/B.scala new file mode 100644 index 000000000..b9913245b --- /dev/null +++ b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/B.scala @@ -0,0 +1,3 @@ +package test + +class B extends A diff --git a/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/C.scala b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/C.scala new file mode 100644 index 000000000..4ce04f8bf --- /dev/null +++ b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/C.scala @@ -0,0 +1,3 @@ +package test + +class C extends B diff --git a/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/D.scala b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/D.scala new file mode 100644 index 000000000..eff328ce5 --- /dev/null +++ b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/D.scala @@ -0,0 +1,3 @@ +package test + +class D extends C diff --git a/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/X.scala b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/X.scala new file mode 100644 index 000000000..8c0d9edf8 --- /dev/null +++ b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/X.scala @@ -0,0 +1,5 @@ +package test + +class X { + def bar(b: B) = b +} diff --git a/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/Y.scala b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/Y.scala new file mode 100644 index 000000000..df53c3c5c --- /dev/null +++ b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/src/main/scala/Y.scala @@ -0,0 +1,5 @@ +package test + +class Y { + def baz(x: X) = x +} diff --git a/sbt/src/sbt-test/source-dependencies/transitive-memberRef/test b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/test new file mode 100644 index 000000000..395f90229 --- /dev/null +++ b/sbt/src/sbt-test/source-dependencies/transitive-memberRef/test @@ -0,0 +1,11 @@ +# introduces first compile iteration +> compile +# adds a new method to A which will cause transitive invalidation +# of all source files that inherit from it +# also, all direct dependencies of files that inherit from A will +# be invalidated (in our case that's X.scala) +$ copy-file changes/A1.scala src/main/scala/A.scala +# second iteration +> compile +# check in which compile iteration given source file got recompiled +> check-compilations