Testament: refactoring; makes the test joiner green

tests/iter/tcountup.nim

@@ -2,9 +2,8 @@ discard """
   output: "0123456789"
 """
 
-# Test new countup and unary <
+# Test new countup
 
-for i in 0 .. < 10'i64:
+for i in 0 ..< 10'i64:
   stdout.write(i)
-
-#OUT 0123456789
+echo "\n"

tests/iter/titer5.nim

@@ -10,3 +10,4 @@ for x in lines.split():
   stdout.write(x)
 
 #OUT abcxyz
+stdout.write "\n"

tests/iter/titer6.nim

@@ -31,3 +31,5 @@ proc wordWrap2(s: string, maxLineWidth = 80,
   result = ""
   for word, isSep in tokenize2(s, seps):
     var w = 0
+
+stdout.write "\n"

tests/iter/titer7.nim

@@ -45,9 +45,9 @@ proc square(x:int): int =
 let list = @[1,2,3,4,5,6,7,8,9]
 
 echo ("--- evens")
-for item in list / isEven : echo(item)
+for item in list / isEven: echo(item)
 echo ("--- squares")
-for item in list >> square : echo(item)
+for item in list >> square: echo(item)
 #echo ("--- squares of evens, only")
 # next line doesn't compile. Generic types are not inferred
 #for item in list />> (isEven, square) : echo(item)

tests/iter/titervaropenarray.nim

@@ -10,3 +10,5 @@ iterator iterAndZero(a: var openArray[int]): int =
 var x = [[1, 2, 3], [4, 5, 6]]
 for y in iterAndZero(x[0]): write(stdout, $y)
 #OUT 123
+
+write stdout, "\n"