pybootchartgui: add the original code

This is from:
http://pybootchartgui.googlecode.com/files/pybootchartgui-r124.tar.gz

Will modify it to make the build profiling in pictures.

Remove the examples since they would not work any more, and they cost
much disk space.

[YOCTO #2403]

(From OE-Core rev: 1f0791109e1aed715f02945834d6d7fdb9a411b4)

Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

scripts/pybootchartgui/pybootchartgui/tests/parser_test.py

@@ -0,0 +1,93 @@
+import sys, os, re, struct, operator, math
+from collections import defaultdict
+import unittest
+
+sys.path.insert(0, os.getcwd())
+
+import parsing
+
+debug = False
+
+def floatEq(f1, f2):
+	return math.fabs(f1-f2) < 0.00001
+
+class TestBCParser(unittest.TestCase):
+    
+	def setUp(self):
+		self.name = "My first unittest"
+		self.rootdir = '../examples/1'
+
+	def mk_fname(self,f):
+		return os.path.join(self.rootdir, f)
+
+	def testParseHeader(self):
+		state = parsing.parse_file(parsing.ParserState(), self.mk_fname('header'))
+		self.assertEqual(6, len(state.headers))
+		self.assertEqual(2, parsing.get_num_cpus(state.headers))
+
+	def test_parseTimedBlocks(self):
+		state = parsing.parse_file(parsing.ParserState(), self.mk_fname('proc_diskstats.log'))
+		self.assertEqual(141, len(state.disk_stats))		
+
+	def testParseProcPsLog(self):
+		state = parsing.parse_file(parsing.ParserState(), self.mk_fname('proc_ps.log'))
+		samples = state.ps_stats
+		processes = samples.process_list
+		sorted_processes = sorted(processes, key=lambda p: p.pid )
+		
+		for index, line in enumerate(open(self.mk_fname('extract2.proc_ps.log'))):
+			tokens = line.split();
+			process = sorted_processes[index]
+			if debug:	
+				print tokens[0:4]
+				print process.pid, process.cmd, process.ppid, len(process.samples)
+				print '-------------------'
+			
+			self.assertEqual(tokens[0], str(process.pid))
+			self.assertEqual(tokens[1], str(process.cmd))
+			self.assertEqual(tokens[2], str(process.ppid))
+			self.assertEqual(tokens[3], str(len(process.samples)))
+        
+
+	def testparseProcDiskStatLog(self):
+		state_with_headers = parsing.parse_file(parsing.ParserState(), self.mk_fname('header'))
+		state_with_headers.headers['system.cpu'] = 'xxx (2)'
+		samples = parsing.parse_file(state_with_headers, self.mk_fname('proc_diskstats.log')).disk_stats
+		self.assertEqual(141, len(samples))
+	
+		for index, line in enumerate(open(self.mk_fname('extract.proc_diskstats.log'))):
+			tokens = line.split('\t')
+			sample = samples[index]
+			if debug:		
+				print line.rstrip(), 
+				print sample
+				print '-------------------'
+			
+			self.assertEqual(tokens[0], str(sample.time))
+			self.assert_(floatEq(float(tokens[1]), sample.read))
+			self.assert_(floatEq(float(tokens[2]), sample.write))
+			self.assert_(floatEq(float(tokens[3]), sample.util))
+	
+	def testparseProcStatLog(self):
+		samples = parsing.parse_file(parsing.ParserState(), self.mk_fname('proc_stat.log')).cpu_stats
+		self.assertEqual(141, len(samples))
+			
+		for index, line in enumerate(open(self.mk_fname('extract.proc_stat.log'))):
+			tokens = line.split('\t')
+			sample = samples[index]
+			if debug:
+				print line.rstrip()
+				print sample
+				print '-------------------'
+			self.assert_(floatEq(float(tokens[0]), sample.time))
+			self.assert_(floatEq(float(tokens[1]), sample.user))
+			self.assert_(floatEq(float(tokens[2]), sample.sys))
+			self.assert_(floatEq(float(tokens[3]), sample.io))
+	
+	def testParseLogDir(self):		
+		res = parsing.parse([self.rootdir], False)		
+		self.assertEqual(4, len(res))
+	
+if __name__ == '__main__':
+    unittest.main()
+