// This work is subject to the CC0 1.0 Universal (CC0 1.0) Public Domain Dedication
// license. Its contents can be found at:
// http://creativecommons.org/publicdomain/zero/1.0/
package xmlx
import (
"encoding/xml"
"testing"
)
func TestLoadLocal(t *testing.T) {
doc := New()
if err := doc.LoadFile("test.xml", nil); err != nil {
t.Error(err.Error())
return
}
if len(doc.Root.Children) == 0 {
t.Errorf("Root node has no children.")
return
}
}
func TestWildcard(t *testing.T) {
doc := New()
if err := doc.LoadFile("test2.xml", nil); err != nil {
t.Error(err.Error())
return
}
list := doc.SelectNodes("ns", "*")
if len(list) != 1 {
t.Errorf("Wrong number of child elements. Expected 1, got %d.", len(list))
return
}
}
func TestWildcardRecursive(t *testing.T) {
doc := New()
if err := doc.LoadFile("test2.xml", nil); err != nil {
t.Error(err.Error())
return
}
list := doc.SelectNodesRecursive("ns", "*")
if len(list) != 7 {
t.Errorf("Wrong number of child elements. Expected 7, got %d.", len(list))
return
}
}
func _TestLoadRemote(t *testing.T) {
doc := New()
if err := doc.LoadUri("http://blog.golang.org/feeds/posts/default", nil); err != nil {
t.Error(err.Error())
return
}
if len(doc.Root.Children) == 0 {
t.Errorf("Root node has no children.")
return
}
}
func TestSave(t *testing.T) {
doc := New()
if err := doc.LoadFile("test.xml", nil); err != nil {
t.Errorf("LoadFile(): %s", err)
return
}
IndentPrefix = "\t"
if err := doc.SaveFile("test1.xml"); err != nil {
t.Errorf("SaveFile(): %s", err)
return
}
}
func TestNodeSearch(t *testing.T) {
doc := New()
if err := doc.LoadFile("test1.xml", nil); err != nil {
t.Errorf("LoadFile(): %s", err)
return
}
if node := doc.SelectNode("", "item"); node == nil {
t.Errorf("SelectNode(): No node found.")
return
}
nodes := doc.SelectNodes("", "item")
if len(nodes) == 0 {
t.Errorf("SelectNodes(): no nodes found.")
return
}
ch := doc.SelectNode("", "channel")
// Test that SelectNodes properly selects multiple nodes
links := ch.SelectNodes("", "link")
if len(links) != 8 {
t.Errorf("SelectNodes(): Expected 8, Got %d", len(links))
return
}
}
type Image struct {
Title string `xml:"title"`
Url string `xml:"url"`
Link string `xml:"link"`
Description string `xml:"description"`
Width int `xml:"width"`
Height int `xml:"height"`
}
func TestUnmarshal(t *testing.T) {
doc := New()
err := doc.LoadFile("test1.xml", nil)
if err != nil {
t.Errorf("LoadFile(): %s", err)
return
}
node := doc.SelectNode("", "image")
if node == nil {
t.Errorf("SelectNode(): No node found.")
return
}
var img Image
if err = node.Unmarshal(&img); err != nil {
t.Errorf("Unmarshal(): %s", err)
return
}
if img.Title != "WriteTheWeb" {
t.Errorf("Image.Title has incorrect value. Got '%s', expected 'WriteTheWeb'.", img.Title)
return
}
}
func TestStringNamespaces(t *testing.T) {
doc := New()
err := doc.LoadFile("test3.xml", nil)
if err != nil {
t.Errorf("LoadFile(): %s", err)
return
}
expected := `
`
if got := doc.Root.String(); got != expected {
t.Fatalf("expected: %s\ngot: %s\n", expected, got)
}
}
func TestStringEscaping(t *testing.T) {
doc := New()
err := doc.LoadFile("test4.xml", nil)
if err != nil {
t.Errorf("LoadFile(): %s", err)
return
}
expected := ` <https://example.com/file/fm/SU0vRk0xLzIwMTMwOTEwLzA1MDA0MS5ybXdhdGVzdEByZXV0ZXJzLmNvbTEzNzg4NDU1OTk4OTA/Screen%20Shot%202013-09-10%20at%2021.33.54.png> File Attachment:-Screen Shot 2013-09-10 at 21.33.54.png
`
if got := doc.Root.String(); got != expected {
t.Fatalf("expected: %s\ngot: %s\n", expected, got)
}
}
func TestElementNodeValueFetch(t *testing.T) {
data := `
r
edBMW50
.256
2
Tr
ue`
doc := New()
if err := doc.LoadString(data, nil); nil != err {
t.Fatalf("LoadString(): %s", err)
}
carN := doc.SelectNode("", "car")
if v := carN.S("", "brand"); v != "BMW" {
t.Errorf("Failed to get brand as string, got: '%s', wanted: 'BMW'", v)
}
if v := carN.S("", "color"); v != "red" {
t.Errorf("Failed to get color as string, got: '%s', wanted: 'red'", v)
}
if v := carN.I("", "count"); v != 62 {
t.Errorf("Failed to get count using I, got: %v, wanted: 62", v)
}
if v := carN.I8("", "count"); v != 62 {
t.Errorf("Failed to get count using I8, got: %v, wanted: 62", v)
}
if v := carN.I16("", "count"); v != 62 {
t.Errorf("Failed to get count using I16, got: %v, wanted: 62", v)
}
if v := carN.I32("", "count"); v != 62 {
t.Errorf("Failed to get count using I32, got: %v, wanted: 62", v)
}
if v := carN.I64("", "count"); v != 62 {
t.Errorf("Failed to get count using I64, got: %v, wanted: 62", v)
}
if v := carN.U("", "count"); v != 62 {
t.Errorf("Failed to get count using U, got: %v, wanted: 62", v)
}
if v := carN.U8("", "count"); v != 62 {
t.Errorf("Failed to get count using U8, got: %v, wanted: 62", v)
}
if v := carN.U16("", "count"); v != 62 {
t.Errorf("Failed to get count using U16, got: %v, wanted: 62", v)
}
if v := carN.U32("", "count"); v != 62 {
t.Errorf("Failed to get count using U32, got: %v, wanted: 62", v)
}
if v := carN.U64("", "count"); v != 62 {
t.Errorf("Failed to get count using U64, got: %v, wanted: 62", v)
}
if v := carN.F32("", "price"); v != 50.25 {
t.Errorf("Failed to get price using F32, got: %v, wanted: 50.25", v)
}
if v := carN.F64("", "price"); v != 50.25 {
t.Errorf("Failed to get price using F64, got: %v, wanted: 50.25", v)
}
if v := carN.B("", "available"); v != true {
t.Errorf("Failed to get availability using B, got: %v, wanted: true", v)
}
}
// node.SetValue(x); x == node.GetValue
func TestElementNodeValueFetchAndSetIdentity(t *testing.T) {
// Setup: xyzzy
// The xmlx parser creates a nameless NT_TEXT node containing the value 'xyzzy'
rootN := NewNode(NT_ROOT)
rootN.Name = xml.Name{Space: "", Local: "root"}
textN := NewNode(NT_ELEMENT)
textN.Name = xml.Name{Space: "", Local: "text"}
namelessN := NewNode(NT_TEXT)
namelessN.Value = "xyzzy"
rootN.AddChild(textN)
textN.AddChild(namelessN)
targetN := rootN.SelectNode("", "text") // selects textN
if targetN != textN {
t.Errorf("Failed to get the correct textN, got %#v", targetN)
}
// targetN.Value is empty (as the value lives in the childNode)
if targetN.Value != "" {
t.Errorf("Failed to prepare correctly, TargetN.Value is not empty, it contains %#v", targetN.Value)
}
// Test correct retrieval
if v := rootN.S("", "text"); v != "xyzzy" {
t.Errorf("Failed to get value as string, got: '%s', wanted: 'xyzzy'", v)
}
// Set the value of the nameless child
targetN.SetValue("plugh")
// Test correct retrieval
if v := rootN.S("", "text"); v != "plugh" {
t.Errorf("Failed to get value as string, got: '%s', wanted: 'plugh'", v)
}
}
// Test as it could be used to read in a XML file, change some values and write it out again.
// For example, a HTML/XML proxy service.
func TestElementNodeValueFetchAndSet(t *testing.T) {
IndentPrefix = ""
data := `
r
edBMW50
.256
2
Tr
ue`
doc := New()
if err := doc.LoadString(data, nil); nil != err {
t.Fatalf("LoadString(): %s", err)
}
carN := doc.SelectNode("", "car")
if carN == nil {
t.Fatalf("Failed to get the car, got nil, wanted Node{car}")
}
colorNode := carN.SelectNode("", "color")
if colorNode == nil {
t.Fatalf("Failed to get the color, got nil, wanted Node{color}")
}
colorVal := colorNode.GetValue()
if colorVal != "red" {
t.Fatalf("Failed to get the color, got %v, wanted 'red'", colorVal)
}
colorNode.SetValue("blue")
expected := `blueBMW50
.256
2
Tr
ue`
if got := doc.Root.String(); got != expected {
t.Fatalf("expected: \n%s\ngot: \n%s\n", expected, got)
}
// now set the brand
brandNode := carN.SelectNode("", "brand")
if brandNode == nil {
t.Fatalf("Failed to get the color, got nil, wanted Node{brand}")
}
brandVal := brandNode.GetValue()
if brandVal != "BMW" {
t.Fatalf("Failed to get the brand, got %v, wanted 'BMW'", brandVal)
}
brandNode.SetValue("Trabant")
// Notice, we lose the tag in BMW, that's intentional
expected = `blueTrabant50
.256
2
Tr
ue`
if got := doc.Root.String(); got != expected {
t.Fatalf("expected: \n%s\ngot: \n%s\n", expected, got)
}
}
func TestSelectNodesDirect(t *testing.T) {
data := `
`
doc := New()
if err := doc.LoadString(data, nil); nil != err {
t.Fatalf("LoadString(): %s", err)
}
root := doc.SelectNode("*", "root")
if root == nil {
t.Fatalf("Failed to get root, got nil, wanted Node{root}")
}
nodes := root.SelectNodesDirect("*", "hidden")
if len(nodes) != 0 {
t.Errorf("SelectDirectNodes should not select children of children.")
}
wrapper := root.SelectNode("*", "wrapper")
if wrapper == nil {
t.Fatalf("Failed to get wrapper, got nil, wanted Node{wrapper}")
}
nodes = wrapper.SelectNodesDirect("*", "hidden")
if len(nodes) != 2 {
t.Errorf("Unexcepted hidden nodes found. Expected: 2, Got: %d", len(nodes))
}
}