compression package wip + debugger bugfixes

tests/test-ramfs.lua

@@ -0,0 +1,30 @@
+local ramfs = require('opus.fs.ramfs')
+
+local fs = _G.fs
+
+local str = 'hello'
+
+local node = fs.mount('test.bin', 'ramfs', 'file')
+local file = ramfs.open(node, 'test.bin', 'wb')
+for i = 1, 5 do
+    file.write(str:sub(i, i))
+end
+file.close()
+
+node = fs.getNode('test.bin')
+file = ramfs.open(node, 'test.bin', 'r')
+local s = file.read(5)
+file.close()
+
+assert(s == str)
+
+file = ramfs.open(node, 'test.bin', 'w')
+file.write(str)
+file.close()
+
+node = fs.getNode('test.bin')
+file = ramfs.open(node, 'test.bin', 'rb')
+s = file.read(5)
+file.close()
+
+assert(s == str)