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Fix printed file path in PrintingTest.scala #8330

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Merged
merged 2 commits into from
Feb 18, 2020
Merged

Fix printed file path in PrintingTest.scala #8330

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29a4e77
fix printed file path in PrintingTest.scala
michelou Feb 17, 2020
53a986f
minor change to address review
michelou Feb 17, 2020
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22 changes: 14 additions & 8 deletions compiler/test/dotty/tools/dotc/printing/PrintingTest.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -21,12 +21,6 @@ class PrintingTest {
val testsDir = "tests/printing"
val options = List("-Xprint:typer", "-color:never", "-classpath", TestConfiguration.basicClasspath)

private def fileContent(filePath: String): List[String] =
if (new File(filePath).exists)
Source.fromFile(filePath, "UTF-8").getLines().toList
else Nil


private def compileFile(path: JPath): Boolean = {
val baseFilePath = path.toString.stripSuffix(".scala")
val checkFilePath = baseFilePath + ".check"
Expand All @@ -42,8 +36,20 @@ class PrintingTest {
}

val actualLines = byteStream.toString("UTF-8").split("\\r?\\n")

FileDiff.checkAndDump(path.toString, actualLines.toIndexedSeq, checkFilePath)
// 'options' includes option '-Xprint:typer' so the first output line
// looks similar to "result of tests/printing/i620.scala after typer:";
// check files use slashes as file separators (Unix) but running tests
// on Windows produces backslashes.
// NB. option '-Xprint:<..>' can specify several phases.
val filteredLines =
if (config.Properties.isWin)
actualLines.map(line =>
if (line.startsWith("result of")) line.replaceAll("\\\\", "/") else line
)
else
actualLines

FileDiff.checkAndDump(path.toString, filteredLines.toIndexedSeq, checkFilePath)
}

@Test
Expand Down
9 changes: 7 additions & 2 deletions compiler/test/dotty/tools/vulpix/FileDiff.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@ package dotty.tools.vulpix
import scala.io.Source
import java.io.File
import java.lang.System.{lineSeparator => EOL}
import java.nio.file.{Files, Paths}

object FileDiff {
def diffMessage(expectFile: String, actualFile: String): String =
Expand Down Expand Up @@ -34,15 +35,19 @@ object FileDiff {
outFile.writeAll(content.mkString("", EOL, EOL))
}

def checkAndDump(sourceTitle: String, actualLines: Seq[String], checkFilePath: String): Boolean =
def checkAndDump(sourceTitle: String, actualLines: Seq[String], checkFilePath: String): Boolean = {
val outFilePath = checkFilePath + ".out"
FileDiff.check(sourceTitle, actualLines, checkFilePath) match {
case Some(msg) =>
val outFilePath = checkFilePath + ".out"
FileDiff.dump(outFilePath, actualLines)
println(msg)
println(FileDiff.diffMessage(checkFilePath, outFilePath))
false
case _ =>
val jOutFilePath = Paths.get(outFilePath)
Files.deleteIfExists(jOutFilePath)
true
}
}

}