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package scala.tools.nsc
package interactive
package tests.core
import scala.reflect.internal.util.Position
import scala.tools.nsc.interactive.tests.core._
/** Set of core test definitions that are executed for each test run. */
private[tests] trait CoreTestDefs
extends PresentationCompilerRequestsWorkingMode {
import scala.tools.nsc.interactive.Global
/** Ask the presentation compiler for completion at all locations
* (in all sources) where the defined `marker` is found. */
class TypeCompletionAction(override val compiler: Global)
extends PresentationCompilerTestDef
with AskTypeCompletionAt {
def memberPrinter(member: compiler.Member): String =
"[accessible: %5s] ".format(member.accessible) + "`" + (member.sym.toString() + member.tpe.toString()).trim() + "`"
override def runTest() {
askAllSources(TypeCompletionMarker) { pos =>
askTypeCompletionAt(pos)
} { (pos, members) =>
withResponseDelimiter {
reporter.println("[response] askTypeCompletion at " + format(pos))
// we skip getClass because it changed signature between 1.5 and 1.6, so there is no
// universal check file that we can provide for this to work
reporter.println("retrieved %d members".format(members.size))
compiler ask { () =>
val filtered = members.filterNot(member => member.sym.name.toString == "getClass" || member.sym.isConstructor)
reporter.println(filtered.map(memberPrinter).sortBy(_.toString()).mkString("\n"))
}
}
}
}
}
/** Ask the presentation compiler for completion at all locations
* (in all sources) where the defined `marker` is found. */
class ScopeCompletionAction(override val compiler: Global)
extends PresentationCompilerTestDef
with AskScopeCompletionAt {
def memberPrinter(member: compiler.Member): String =
"[accessible: %5s] ".format(member.accessible) + "`" + (member.sym.toString() + member.tpe.toString()).trim() + "`"
override def runTest() {
askAllSources(ScopeCompletionMarker) { pos =>
askScopeCompletionAt(pos)
} { (pos, members) =>
withResponseDelimiter {
reporter.println("[response] askScopeCompletion at " + format(pos))
try {
// exclude members not from source (don't have position), for more focussed and self contained tests.
def eligible(sym: compiler.Symbol) = sym.pos != compiler.NoPosition
val filtered = members.filter(member => eligible(member.sym))
reporter.println("retrieved %d members".format(filtered.size))
compiler ask { () =>
reporter.println(filtered.map(memberPrinter).sortBy(_.toString()).mkString("\n"))
}
} catch {
case t: Throwable =>
t.printStackTrace()
}
}
}
}
}
/** Ask the presentation compiler for type info at all locations
* (in all sources) where the defined `marker` is found. */
class TypeAction(override val compiler: Global)
extends PresentationCompilerTestDef
with AskTypeAt {
override def runTest() {
askAllSources(TypeMarker) { pos =>
askTypeAt(pos)
} { (pos, tree) =>
withResponseDelimiter {
reporter.println("[response] askTypeAt at " + format(pos))
compiler.ask(() => reporter.println(tree))
}
}
}
}
/** Ask the presentation compiler for hyperlink at all locations
* (in all sources) where the defined `marker` is found. */
class HyperlinkAction(override val compiler: Global)
extends PresentationCompilerTestDef
with AskTypeAt
with AskTypeCompletionAt {
override def runTest() {
askAllSources(HyperlinkMarker) { pos =>
askTypeAt(pos)(NullReporter)
} { (pos, tree) =>
if(tree.symbol == compiler.NoSymbol) {
reporter.println("\nNo symbol is associated with tree: "+tree)
}
else {
reporter.println("\naskHyperlinkPos for `" + tree.symbol.name + "` at " + format(pos) + " " + pos.source.file.name)
val r = new Response[Position]
// `tree.symbol.sourceFile` was discovered to be null when testing using virtpatmat on the akka presentation test, where a position had shifted to point to `Int`
// askHyperlinkPos for `Int` at (73,19) pi.scala --> class Int in package scala has null sourceFile!
val treePath = if (tree.symbol.sourceFile ne null) tree.symbol.sourceFile.path else null
val treeName = if (tree.symbol.sourceFile ne null) tree.symbol.sourceFile.name else null
val sourceFile = sourceFiles.find(_.path == treePath) match {
case Some(source) =>
compiler.askLinkPos(tree.symbol, source, r)
r.get match {
case Left(pos) =>
val resolvedPos = if (tree.symbol.pos.isDefined) tree.symbol.pos else pos
withResponseDelimiter {
reporter.println("[response] found askHyperlinkPos for `" + tree.symbol.name + "` at " + format(resolvedPos) + " " + tree.symbol.sourceFile.name)
}
case Right(ex) =>
ex.printStackTrace()
}
case None =>
reporter.println("[error] could not locate sourcefile `" + treeName + "`." +
"Hint: Does the looked up definition come form a binary?")
}
}
}
}
}
}
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