[dts] [PATCH V1] tests/vm_power: add sleep time

[Fangfang Wei]

From: Fangfangx Wei <fangfangx.wei at intel.com>

After running power command on vm, it should add sleeping timg to get cpu
frequence on host.
Add "killall qemu-system-x86_64" in teardown_all to clear vm environment.

Signed-off-by: Fangfangx Wei <fangfangx.wei at intel.com>
---
 tests/TestSuite_vm_power_manager.py | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/tests/TestSuite_vm_power_manager.py b/tests/TestSuite_vm_power_manager.py
index 5e273f4..c2b2759 100644
--- a/tests/TestSuite_vm_power_manager.py
+++ b/tests/TestSuite_vm_power_manager.py
@@ -35,6 +35,7 @@ VM power manager test suite.
 """
 
 import re
+import time
 import utils
 from test_case import TestCase
 from etgen import IxiaPacketGenerator
@@ -141,6 +142,7 @@ class TestVmPowerManager(TestCase, IxiaPacketGenerator):
             self.vm_dut.send_expect(
                 "set_cpu_freq %d max" % vcpu, "vmpower\(guest\)>")
 
+        time.sleep(1)
         for vcpu in range(self.core_num):
             # map between host cpu and guest cpu
             ori_freq = self.get_cpu_frequency(self.vcpu_map[vcpu])
@@ -151,6 +153,7 @@ class TestVmPowerManager(TestCase, IxiaPacketGenerator):
                 # connect vm power host and guest
                 self.vm_dut.send_expect(
                     "set_cpu_freq %d down" % vcpu, "vmpower\(guest\)>")
+                time.sleep(1)
                 cur_freq = self.get_cpu_frequency(self.vcpu_map[vcpu])
                 print utils.GREEN("After freqency down, freq is %d\n" % cur_freq)
                 self.verify(
@@ -171,6 +174,7 @@ class TestVmPowerManager(TestCase, IxiaPacketGenerator):
             self.vm_dut.send_expect(
                 "set_cpu_freq %d min" % vcpu, "vmpower\(guest\)>")
 
+        time.sleep(1)
         for vcpu in range(self.core_num):
             ori_freq = self.get_cpu_frequency(self.vcpu_map[vcpu])
             # get cpu frequencies range
@@ -178,6 +182,7 @@ class TestVmPowerManager(TestCase, IxiaPacketGenerator):
             for loop in range(len(freqs)-1):
                 self.vm_dut.send_expect(
                     "set_cpu_freq %d up" % vcpu, "vmpower\(guest\)>")
+                time.sleep(1)
                 cur_freq = self.get_cpu_frequency(self.vcpu_map[vcpu])
                 print utils.GREEN("After freqency up, freq is %d\n" % cur_freq)
                 self.verify(
@@ -199,6 +204,7 @@ class TestVmPowerManager(TestCase, IxiaPacketGenerator):
         for vcpu in range(self.core_num):
             self.vm_dut.send_expect(
                 "set_cpu_freq %d max" % vcpu, "vmpower\(guest\)>")
+            time.sleep(1)
             freq = self.get_cpu_frequency(self.vcpu_map[vcpu])
 
             out = self.dut.alt_session.send_expect(
@@ -222,6 +228,7 @@ class TestVmPowerManager(TestCase, IxiaPacketGenerator):
         for vcpu in range(self.core_num):
             self.vm_dut.send_expect(
                 "set_cpu_freq %d min" % vcpu, "vmpower\(guest\)>")
+            time.sleep(1)
             freq = self.get_cpu_frequency(self.vcpu_map[vcpu])
 
             out = self.dut.alt_session.send_expect(
@@ -432,4 +439,5 @@ class TestVmPowerManager(TestCase, IxiaPacketGenerator):
         self.dut.send_expect("quit", "# ")
         self.vm.stop()
         self.dut.virt_exit()
+        self.dut.send_expect("killall qemu-system-x86_64", "# ")
         pass
-- 
2.7.5