[libvirt-test-API][PATCH] Add connection_cpu_models test case

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The connection_cpu_models.py uses getCPUModelNames() to validate
new API virConnectGetCPUModelNames of libvirt.
---
 cases/test_connection.conf             | 12 +++++
 repos/virconn/connection_cpu_models.py | 82 ++++++++++++++++++++++++++++++++++
 2 files changed, 94 insertions(+)
 create mode 100644 repos/virconn/connection_cpu_models.py

diff --git a/cases/test_connection.conf b/cases/test_connection.conf
index ccde119..e916886 100644
--- a/cases/test_connection.conf
+++ b/cases/test_connection.conf
@@ -29,3 +29,15 @@ virconn:connection_nodeinfo
 virconn:connection_version
     conn
         lxc:///
+
+virconn:connection_cpu_models
+    arch
+        x86_64
+
+virconn:connection_cpu_models
+    arch
+        i686
+
+virconn:connection_cpu_models
+    arch
+        ppc64
diff --git a/repos/virconn/connection_cpu_models.py b/repos/virconn/connection_cpu_models.py
new file mode 100644
index 0000000..4588188
--- /dev/null
+++ b/repos/virconn/connection_cpu_models.py
@@ -0,0 +1,82 @@
+#!/usr/bin/env python
+# test getCPUModelNames() API for libvirt 
+
+import os
+import libvirt
+
+from xml.dom import minidom
+from libvirt import libvirtError
+from src import sharedmod
+from utils import utils
+
+required_params = ('arch',)
+optional_params = {}
+
+CPU_MAP_FILE = "/usr/share/libvirt/cpu_map.xml"
+
+def get_cpu_archs_from_xml(logger):
+    """
+       return supported cpu archs from cpu_map.xml
+    """
+    cpu_archs_from_xml = []
+    xml = minidom.parse(CPU_MAP_FILE)
+    for arch in xml.getElementsByTagName('arch'):
+        cpu_archs_from_xml.append(str(arch.getAttribute('name')))
+    return cpu_archs_from_xml
+    
+def get_cpu_models_from_xml(arch, logger):
+    """
+       return supported cpu models from cpu_map.xml
+    """
+    cpu_models_from_xml = []
+    if arch == 'x86_64' or arch == 'i686':
+       real_arch = 'x86'
+    else:
+       real_arch = arch
+
+    xml = minidom.parse(CPU_MAP_FILE) 
+    for model in xml.getElementsByTagName('model'):
+        if model.parentNode.getAttribute('name') == real_arch:
+            cpu_models_from_xml.append(str(model.getAttribute('name')))
+    return cpu_models_from_xml
+
+def connection_cpu_models(params):
+    """
+       test API for getCPUModelNames in class virConnect
+    """
+    logger = params['logger']
+    arch_value = params['arch']
+    try:
+        logger.info("get cpu archs from cpu_map.xml")
+        if not os.path.exists(CPU_MAP_FILE):
+           logger.error("%s is not exist" % CPU_MAP_FILE)
+           return 1
+        cpu_archs_from_xml = get_cpu_archs_from_xml(logger)
+        logger.info("The supported cpu archs in xml are %s" \
+                     % cpu_archs_from_xml)
+        cpu_models_from_xml = get_cpu_models_from_xml(arch_value, logger)
+        logger.info("The supported cpu models in xml are %s" \
+                     % cpu_models_from_xml)
+
+        conn = sharedmod.libvirtobj['conn']
+
+        cpu_models_from_libvirt = conn.getCPUModelNames(arch_value ,0)
+        logger.info("The specified architecture is %s" \
+                    % arch_value)
+        logger.info("The supported cpu models is %s" \
+                    % cpu_models_from_libvirt)
+        
+        #compare with cpu_map.xml
+        for cpu_model in cpu_models_from_libvirt:
+            if cpu_model in cpu_models_from_xml:
+                logger.debug("'%s' model: PASS" % cpu_model)
+            else:
+                logger.debug("'%s' model: FAIL, not in libvirt"\
+                             % cpu_model)
+                return 1 
+        logger.debug("check all cpu models: PASS")
+    except libvirtError, e:
+        logger.error("API error message: %s" % e.message)
+        return 1
+
+    return 0
-- 
1.8.1.4

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