From 46b35356e1727365dd5a33fcf3a722fda82c8b08 Mon Sep 17 00:00:00 2001
From: Damien George
Date: Thu, 14 Dec 2017 17:36:13 +1100
Subject: extmod/modframebuf: Add 8-bit greyscale format (GS8).

---
 tests/extmod/framebuf8.py     | 32 ++++++++++++++++++++++++++++++++
 tests/extmod/framebuf8.py.exp | 15 +++++++++++++++
 2 files changed, 47 insertions(+)
 create mode 100644 tests/extmod/framebuf8.py
 create mode 100644 tests/extmod/framebuf8.py.exp

(limited to 'tests')

diff --git a/tests/extmod/framebuf8.py b/tests/extmod/framebuf8.py
new file mode 100644
index 000000000..b6899aae9
--- /dev/null
+++ b/tests/extmod/framebuf8.py
@@ -0,0 +1,32 @@
+try:
+    import framebuf
+except ImportError:
+    print("SKIP")
+    raise SystemExit
+
+def printbuf():
+    print("--8<--")
+    for y in range(h):
+        for x in range(w):
+            print('%02x' % buf[(x + y * w)], end='')
+        print()
+    print("-->8--")
+
+w = 8
+h = 5
+buf = bytearray(w * h)
+fbuf = framebuf.FrameBuffer(buf, w, h, framebuf.GS8)
+
+# fill
+fbuf.fill(0x55)
+printbuf()
+
+# put pixel
+fbuf.pixel(0, 0, 0x11)
+fbuf.pixel(w - 1, 0, 0x22)
+fbuf.pixel(0, h - 1, 0x33)
+fbuf.pixel(w - 1, h - 1, 0xff)
+printbuf()
+
+# get pixel
+print(hex(fbuf.pixel(0, h - 1)), hex(fbuf.pixel(1, 1)))
diff --git a/tests/extmod/framebuf8.py.exp b/tests/extmod/framebuf8.py.exp
new file mode 100644
index 000000000..01d8976fe
--- /dev/null
+++ b/tests/extmod/framebuf8.py.exp
@@ -0,0 +1,15 @@
+--8<--
+5555555555555555
+5555555555555555
+5555555555555555
+5555555555555555
+5555555555555555
+-->8--
+--8<--
+1155555555555522
+5555555555555555
+5555555555555555
+5555555555555555
+33555555555555ff
+-->8--
+0x33 0x55
-- 
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