Add script that outputs all color combinations in 16 color mode

tests/colors.py

@@ -0,0 +1,88 @@
+#!/usr/bin/python
+from __future__ import print_function
+
+def PrintTableHeader(fg):
+  for num, name in fg:
+    print("%-7s " % name, end="")
+
+def Clear():
+    print("%c[39;49m " % 27, end="")
+
+def PrintRowLabel(index, bg):
+  print("%9s " % bg[index][1], end="")
+
+def PrintCell(fi, bi, fg, bg):
+  print("%c[%d;%dm%-9s " % (27, bg[bi][0], fg[fi][0], u"Abc\u2605".encode('utf-8')), end="")
+
+def PrintMargin():
+  print("    ", end="")
+
+dfg = [(30, "black"),
+       (31, "red"),
+       (32, "green"),
+       (33, "yellow"),
+       (34, "blue"),
+       (35, "magenta"),
+       (36, "cyan"),
+       (37, "white")]
+
+lfg = [(90, "black"),
+       (91, "red"),
+       (92, "green"),
+       (93, "yellow"),
+       (94, "blue"),
+       (95, "magenta"),
+       (96, "cyan"),
+       (97, "white") ]
+
+dbg = [(40, "black"),
+       (41, "red"),
+       (42, "green"),
+       (43, "yellow"),
+       (44, "blue"),
+       (45, "magenta"),
+       (46, "cyan"),
+       (47, "white") ]
+
+lbg = [(100, "black"),
+       (101, "red"),
+       (102, "green"),
+       (103, "yellow"),
+       (104, "blue"),
+       (105, "magenta"),
+       (106, "cyan"),
+       (107, "white") ]
+
+titles = [ "Dark on Dark", "Light on Dark", "Dark on Light", "Light on Light" ]
+t = 0
+print()
+for bg in (dbg, lbg):
+  print("%9s %c[1m" % ("", 27), end="")
+  for fg in (dfg, lfg):
+    print("%25s%-40s" % ("", titles[t]), end="")
+    PrintMargin()
+    print(" ", end="")
+    t += 1
+  print("%9s %c[0m" % ("", 27), end="")
+
+  print()
+  print("%9s " % "", end="")
+  for fg in (dfg, lfg):
+    PrintTableHeader(fg)
+    PrintMargin()
+    print(" ", end="")
+  print()
+
+  for y in xrange(8):
+    PrintRowLabel(y, bg)
+
+    for fg in (dfg, lfg):
+      for x in xrange(8):
+        PrintCell(x, y, fg, bg)
+      Clear()
+      PrintMargin()
+
+    print("")
+  print("")
+  print()
+