lots of small changes

tests/osproc/ta_out.nim

@@ -1,14 +1,18 @@
 discard """
 output: '''
+start ta_out
 to stdout
 to stdout
 to stderr
 to stderr
 to stdout
 to stdout
+end ta_out
 '''
 """
 
+echo "start ta_out"
+
 # This file is prefixed with an "a", because other tests
 # depend on it and it must be compiled first.
 stdout.writeLine("to stdout")
@@ -25,3 +29,5 @@ stdout.writeLine("to stdout")
 stdout.flushFile()
 stdout.writeLine("to stdout")
 stdout.flushFile()
+
+echo "end ta_out"

tests/osproc/texecps.nim

@@ -1,7 +1,3 @@
-discard """
-  output: ""
-"""
-
 import osproc, streams, strutils, os
 
 const NumberOfProcesses = 13
@@ -13,8 +9,7 @@ proc execCb(idx: int, p: Process) =
   if exitCode < len(gResults):
     gResults[exitCode] = p.outputStream.readAll.strip
 
-when isMainModule:
-
+when true:
   if paramCount() == 0:
     gResults = newSeq[string](NumberOfProcesses)
     var checks = newSeq[string](NumberOfProcesses)

tests/osproc/tstderr.nim

@@ -1,10 +1,15 @@
 discard """
-  output: '''--------------------------------------
+  output: '''
+start tstderr
+--------------------------------------
 to stderr
 to stderr
 --------------------------------------
 '''
 """
+
+echo "start tstderr"
+
 import osproc, os, streams
 
 const filename = "ta_out".addFileExt(ExeExt)