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package main
import (
"bytes"
"encoding/xml"
"flag"
"os"
"strings"
"testing"
)
func setup(in string, args ...string) (*bytes.Buffer, *bytes.Buffer) {
retCode = 0
os.Args = append([]string{"test"}, args...)
flag.CommandLine = flag.NewFlagSet("test", flag.ExitOnError)
out := &bytes.Buffer{}
err := &bytes.Buffer{}
stdout = out
stderr = err
stdin = strings.NewReader(in)
exec()
return out, err
}
func TestStdinVal(t *testing.T) {
out, _ := setup(xml.Header+"<root><tag>test</tag></root>", "-v", "/root/tag")
if out.String() != "test\n" {
t.Error("Expecting 'test' for the result. Recieved: ", out.String())
}
if retCode != 0 {
t.Error("Incorrect return value")
}
}
func TestStdinNonVal(t *testing.T) {
out, _ := setup(xml.Header+"<root><tag>test</tag></root>", "/root/tag")
if out.String() != "<tag>test</tag>\n" {
t.Error("Expecting '<tag>test</tag>' for the result. Recieved: ", out.String())
}
if retCode != 0 {
t.Error("Incorrect return value")
}
}
func TestFile(t *testing.T) {
out, _ := setup("", "-ns", "foo=http://foo.bar", "/foo:test/foo:path", "test/1.xml")
if out.String() != `<path xmlns="http://foo.bar">path</path>`+"\n" {
t.Error(`Expecting '<path xmlns="http://foo.bar">path</path>' for the result. Recieved: `, out.String())
}
if retCode != 0 {
t.Error("Incorrect return value")
}
}
func TestDir(t *testing.T) {
out, _ := setup("", "-r", "/foo", "test/subdir")
val := strings.Replace(out.String(), "test\\subdir\\", "test/subdir/", -1)
if val != `test/subdir/2.xml:<foo>bar</foo>`+"\n"+`test/subdir/3.xml:<foo>bar2</foo>`+"\n" {
t.Error(`Incorrect result. Recieved: `, val)
}
if retCode != 0 {
t.Error("Incorrect return value")
}
}
func TestDirNonRec(t *testing.T) {
_, err := setup("", "/foo", "test/subdir")
val := strings.Replace(err.String(), "test\\subdir\\", "test/subdir/", -1)
if val != `test/subdir: Is a directory`+"\n" {
t.Error(`Incorrect result. Recieved: `, val)
}
if retCode != 1 {
t.Error("Incorrect return value")
}
}
func TestNoXPath(t *testing.T) {
_, err := setup("")
if err.String() != "Specify an XPath expression with one or more files, or pipe the XML from stdin. Run 'goxpath --help' for more information.\n" {
t.Error("No XPath error")
}
if retCode != 1 {
t.Error("Incorrect return value")
}
}
func TestInvalidXPathExpr(t *testing.T) {
_, err := setup("", "/foo()", "test/1.xml")
if err.String() != "Invalid node-type foo\n" {
t.Error("Invalid XPath error")
}
if retCode != 1 {
t.Error("Incorrect return value")
}
}
func TestInvalidFilePath(t *testing.T) {
_, err := setup("", "/foo", "foo.xml")
if err.String() != "Could not open file: foo.xml\n" {
t.Error("Invalid error")
}
if retCode != 1 {
t.Error("Incorrect return value")
}
}
func TestXPathExecErr(t *testing.T) {
_, err := setup("", "foobar()", "test/1.xml")
if err.String() != "test/1.xml: Unknown function: foobar\n" {
t.Error("Invalid error", err.String())
}
if retCode != 1 {
t.Error("Incorrect return value")
}
}
func TestXPathExecErrStdin(t *testing.T) {
_, err := setup(xml.Header+"<root><tag>test</tag></root>", "foobar()")
if err.String() != "Unknown function: foobar\n" {
t.Error("Invalid error", err.String())
}
if retCode != 1 {
t.Error("Incorrect return value")
}
}
func TestInvalidXML(t *testing.T) {
_, err := setup("<root>", "/root")
if err.String() != "XML syntax error on line 1: unexpected EOF\n" {
t.Error("Invalid error", err.String())
}
if retCode != 1 {
t.Error("Incorrect return value")
}
}
func TestVarRef(t *testing.T) {
out, _ := setup(xml.Header+"<root><tag>test</tag></root>", "-var=foo=test", "/root/tag = $foo")
if out.String() != "true\n" {
t.Error("Expecting 'true' for the result. Recieved: ", out.String())
}
if retCode != 0 {
t.Error("Incorrect return value")
}
}
func TestInvalidNSMap(t *testing.T) {
_, err := setup(xml.Header+"<root/>", "-ns=foo=http://foo=bar", "/root")
if err.String() != "Invalid namespace mapping: foo=http://foo=bar\n" {
t.Error("Invalid error", err.String())
}
if retCode != 1 {
t.Error("Incorrect return value")
}
}
func TestInvalidVarMap(t *testing.T) {
_, err := setup(xml.Header+"<root/>", "-var=test=blag=foo", "/root")
if err.String() != "Invalid variable mapping: test=blag=foo\n" {
t.Error("Invalid error", err.String())
}
if retCode != 1 {
t.Error("Incorrect return value")
}
}
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