Implement PerfTest prototype

Change-Id: I5988cb65d0e50fa88beaac8f48b5b1da70ed687a
Signed-off-by: Yujun Zhang <zhang.yujunz@zte.com.cn>

4 files changed, 37 insertions, 21 deletions

diff --git a/qtip/runner/benchmark.py b/qtip/runner/benchmark.py
index 46cb069d..56b5b30e 100644
--- a/qtip/runner/benchmark.py
+++ b/qtip/runner/benchmark.py
@@ -21,13 +21,10 @@ class Property:
 class Benchmark:
     """Abstract class of QTIP benchmarks"""
 
-    # paths to search for suites
     _paths = [path.join(path.dirname(__file__), path.pardir, path.pardir,
                         'benchmarks')]
 
     def __init__(self, name):
-        """:param name: suite name"""
-        # TODO(yujunz) check existence and expand to full path
         self.name = name
         self._abspath = self._find(name)
 
@@ -47,8 +44,7 @@ class Benchmark:
 
     def describe(self):
         """description of benchmark"""
-        # TODO(yujunz)
-        # - read description from benchmark content
+        # TODO(yujunz) read description from benchmark content
         return {
             Property.NAME: self.name,
             Property.DESCRIPTION: 'QTIP benchmark',
diff --git a/qtip/runner/perftest.py b/qtip/runner/perftest.py
index 835f2a81..c6d58397 100644
--- a/qtip/runner/perftest.py
+++ b/qtip/runner/perftest.py
@@ -7,21 +7,13 @@
 # http://www.apache.org/licenses/LICENSE-2.0
 ##############################################################################
 
+from os import path
 
-class PerfTest:
-    """A perf test collects raw performance metrics by running test tools"""
+from benchmark import Benchmark
 
-    def __init__(self):
-        pass
 
-    @staticmethod
-    def list_all():
-        """list all available perf tests"""
-        pass
+class PerfTest(Benchmark):
+    """PerfTest is the driver of external performance test tools"""
 
-    def desc(self):
-        """description of the perf test"""
-        pass
-
-    def run(self):
-        pass
+    # paths to search for perftest
+    _paths = [path.join(p, 'perftest') for p in Benchmark._paths]
diff --git a/tests/data/perftest/iperf b/tests/data/perftest/iperf
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/tests/data/perftest/iperf
diff --git a/tests/unit/runner/perftest_test.py b/tests/unit/runner/perftest_test.py
index 798afadd..b3e6e8e2 100644
--- a/tests/unit/runner/perftest_test.py
+++ b/tests/unit/runner/perftest_test.py
@@ -1,4 +1,4 @@
-##############################################################################
+###############################################################
 # Copyright (c) 2016 ZTE Corp and others.
 #
 # All rights reserved. This program and the accompanying materials
@@ -7,7 +7,35 @@
 # http://www.apache.org/licenses/LICENSE-2.0
 ##############################################################################
 
+from os import path
+import pytest
+
+from qtip.runner.perftest import PerfTest
+from qtip.runner.benchmark import Property
+
+
+class TestPerfTestClass:
+    def test_attr(self):
+        assert len(PerfTest._paths) is 1
+
 
 class TestPerfTest:
+    PerfTest._paths = [path.join(path.dirname(__file__), path.pardir,
+                                 path.pardir, 'data', 'perftest')]
+
+    def test_init(self):
+        perftest = PerfTest('test-a')
+        assert perftest.name == 'test-a'
+
+        with pytest.raises(TypeError) as excinfo:
+            PerfTest()
+        assert '__init__() takes exactly 2 arguments (1 given)' \
+               in str(excinfo.value)
+
     def test_list(self):
-        assert True
+        perftest_list = PerfTest.list_all()
+        assert len(list(perftest_list)) is 1
+        for desc in perftest_list:
+            assert Property.NAME in desc
+            assert Property.DESCRIPTION in desc
+            assert Property.ABSPATH in desc