func (s *BasicSuite) TestHTML(c *C) {
node, err := xmlpath.ParseHTML(bytes.NewBuffer(trivialHtml))
c.Assert(err, IsNil)
path := xmlpath.MustCompile("/root/foo")
result, ok := path.String(node)
c.Assert(ok, Equals, true)
c.Assert(result, Equals, "<a>")
}
func (s *BasicSuite) TestRootText(c *C) {
node, err := xmlpath.Parse(bytes.NewBuffer(trivialXml))
c.Assert(err, IsNil)
path := xmlpath.MustCompile("/")
result, ok := path.String(node)
c.Assert(ok, Equals, true)
c.Assert(result, Equals, "abcdefg")
}
func (s *BasicSuite) BenchmarkSimplePathExists(c *C) {
node, err := xmlpath.Parse(bytes.NewBuffer(instancesXml))
c.Assert(err, IsNil)
path := xmlpath.MustCompile("/DescribeInstancesResponse/reservationSet/item/instancesSet/item/instanceType")
var exists bool
c.ResetTimer()
for i := 0; i < c.N; i++ {
exists = path.Exists(node)
}
c.StopTimer()
c.Assert(exists, Equals, true)
}
func (s *BasicSuite) BenchmarkSimplePathString(c *C) {
node, err := xmlpath.Parse(bytes.NewBuffer(instancesXml))
c.Assert(err, IsNil)
path := xmlpath.MustCompile("/DescribeInstancesResponse/reservationSet/item/instancesSet/item/instanceType")
var str string
c.ResetTimer()
for i := 0; i < c.N; i++ {
str, _ = path.String(node)
}
c.StopTimer()
c.Assert(str, Equals, "m1.small")
}
func getConfigValueFromXpath(path, xpath string) (string, error) {
file, err := os.Open(path + "/config.pvs")
if err != nil {
return "", err
}
xpathComp := xmlpath.MustCompile(xpath)
root, err := xmlpath.Parse(file)
if err != nil {
return "", err
}
value, _ := xpathComp.String(root)
return value, nil
}