--- /dev/null
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package xml
+
+import (
+ "bytes"
+ "fmt"
+ "io"
+ "reflect"
+ "strings"
+ "testing"
+ "unicode/utf8"
+)
+
+const testInput = `
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
+ "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<body xmlns:foo="ns1" xmlns="ns2" xmlns:tag="ns3" ` +
+ "\r\n\t" + ` >
+ <hello lang="en">World <>'" 白鵬翔</hello>
+ <query>&何; &is-it;</query>
+ <goodbye />
+ <outer foo:attr="value" xmlns:tag="ns4">
+ <inner/>
+ </outer>
+ <tag:name>
+ <![CDATA[Some text here.]]>
+ </tag:name>
+</body><!-- missing final newline -->`
+
+var testEntity = map[string]string{"何": "What", "is-it": "is it?"}
+
+var rawTokens = []Token{
+ CharData("\n"),
+ ProcInst{"xml", []byte(`version="1.0" encoding="UTF-8"`)},
+ CharData("\n"),
+ Directive(`DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
+ "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"`),
+ CharData("\n"),
+ StartElement{Name{"", "body"}, []Attr{{Name{"xmlns", "foo"}, "ns1"}, {Name{"", "xmlns"}, "ns2"}, {Name{"xmlns", "tag"}, "ns3"}}},
+ CharData("\n "),
+ StartElement{Name{"", "hello"}, []Attr{{Name{"", "lang"}, "en"}}},
+ CharData("World <>'\" 白鵬翔"),
+ EndElement{Name{"", "hello"}},
+ CharData("\n "),
+ StartElement{Name{"", "query"}, []Attr{}},
+ CharData("What is it?"),
+ EndElement{Name{"", "query"}},
+ CharData("\n "),
+ StartElement{Name{"", "goodbye"}, []Attr{}},
+ EndElement{Name{"", "goodbye"}},
+ CharData("\n "),
+ StartElement{Name{"", "outer"}, []Attr{{Name{"foo", "attr"}, "value"}, {Name{"xmlns", "tag"}, "ns4"}}},
+ CharData("\n "),
+ StartElement{Name{"", "inner"}, []Attr{}},
+ EndElement{Name{"", "inner"}},
+ CharData("\n "),
+ EndElement{Name{"", "outer"}},
+ CharData("\n "),
+ StartElement{Name{"tag", "name"}, []Attr{}},
+ CharData("\n "),
+ CharData("Some text here."),
+ CharData("\n "),
+ EndElement{Name{"tag", "name"}},
+ CharData("\n"),
+ EndElement{Name{"", "body"}},
+ Comment(" missing final newline "),
+}
+
+var cookedTokens = []Token{
+ CharData("\n"),
+ ProcInst{"xml", []byte(`version="1.0" encoding="UTF-8"`)},
+ CharData("\n"),
+ Directive(`DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
+ "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"`),
+ CharData("\n"),
+ StartElement{Name{"ns2", "body"}, []Attr{{Name{"xmlns", "foo"}, "ns1"}, {Name{"", "xmlns"}, "ns2"}, {Name{"xmlns", "tag"}, "ns3"}}},
+ CharData("\n "),
+ StartElement{Name{"ns2", "hello"}, []Attr{{Name{"", "lang"}, "en"}}},
+ CharData("World <>'\" 白鵬翔"),
+ EndElement{Name{"ns2", "hello"}},
+ CharData("\n "),
+ StartElement{Name{"ns2", "query"}, []Attr{}},
+ CharData("What is it?"),
+ EndElement{Name{"ns2", "query"}},
+ CharData("\n "),
+ StartElement{Name{"ns2", "goodbye"}, []Attr{}},
+ EndElement{Name{"ns2", "goodbye"}},
+ CharData("\n "),
+ StartElement{Name{"ns2", "outer"}, []Attr{{Name{"ns1", "attr"}, "value"}, {Name{"xmlns", "tag"}, "ns4"}}},
+ CharData("\n "),
+ StartElement{Name{"ns2", "inner"}, []Attr{}},
+ EndElement{Name{"ns2", "inner"}},
+ CharData("\n "),
+ EndElement{Name{"ns2", "outer"}},
+ CharData("\n "),
+ StartElement{Name{"ns3", "name"}, []Attr{}},
+ CharData("\n "),
+ CharData("Some text here."),
+ CharData("\n "),
+ EndElement{Name{"ns3", "name"}},
+ CharData("\n"),
+ EndElement{Name{"ns2", "body"}},
+ Comment(" missing final newline "),
+}
+
+const testInputAltEncoding = `
+<?xml version="1.0" encoding="x-testing-uppercase"?>
+<TAG>VALUE</TAG>`
+
+var rawTokensAltEncoding = []Token{
+ CharData("\n"),
+ ProcInst{"xml", []byte(`version="1.0" encoding="x-testing-uppercase"`)},
+ CharData("\n"),
+ StartElement{Name{"", "tag"}, []Attr{}},
+ CharData("value"),
+ EndElement{Name{"", "tag"}},
+}
+
+var xmlInput = []string{
+ // unexpected EOF cases
+ "<",
+ "<t",
+ "<t ",
+ "<t/",
+ "<!",
+ "<!-",
+ "<!--",
+ "<!--c-",
+ "<!--c--",
+ "<!d",
+ "<t></",
+ "<t></t",
+ "<?",
+ "<?p",
+ "<t a",
+ "<t a=",
+ "<t a='",
+ "<t a=''",
+ "<t/><![",
+ "<t/><![C",
+ "<t/><![CDATA[d",
+ "<t/><![CDATA[d]",
+ "<t/><![CDATA[d]]",
+
+ // other Syntax errors
+ "<>",
+ "<t/a",
+ "<0 />",
+ "<?0 >",
+ // "<!0 >", // let the Token() caller handle
+ "</0>",
+ "<t 0=''>",
+ "<t a='&'>",
+ "<t a='<'>",
+ "<t> c;</t>",
+ "<t a>",
+ "<t a=>",
+ "<t a=v>",
+ // "<![CDATA[d]]>", // let the Token() caller handle
+ "<t></e>",
+ "<t></>",
+ "<t></t!",
+ "<t>cdata]]></t>",
+}
+
+func TestRawToken(t *testing.T) {
+ d := NewDecoder(strings.NewReader(testInput))
+ d.Entity = testEntity
+ testRawToken(t, d, testInput, rawTokens)
+}
+
+const nonStrictInput = `
+<tag>non&entity</tag>
+<tag>&unknown;entity</tag>
+<tag>{</tag>
+<tag>&#zzz;</tag>
+<tag>&なまえ3;</tag>
+<tag><-gt;</tag>
+<tag>&;</tag>
+<tag>&0a;</tag>
+`
+
+var nonStringEntity = map[string]string{"": "oops!", "0a": "oops!"}
+
+var nonStrictTokens = []Token{
+ CharData("\n"),
+ StartElement{Name{"", "tag"}, []Attr{}},
+ CharData("non&entity"),
+ EndElement{Name{"", "tag"}},
+ CharData("\n"),
+ StartElement{Name{"", "tag"}, []Attr{}},
+ CharData("&unknown;entity"),
+ EndElement{Name{"", "tag"}},
+ CharData("\n"),
+ StartElement{Name{"", "tag"}, []Attr{}},
+ CharData("{"),
+ EndElement{Name{"", "tag"}},
+ CharData("\n"),
+ StartElement{Name{"", "tag"}, []Attr{}},
+ CharData("&#zzz;"),
+ EndElement{Name{"", "tag"}},
+ CharData("\n"),
+ StartElement{Name{"", "tag"}, []Attr{}},
+ CharData("&なまえ3;"),
+ EndElement{Name{"", "tag"}},
+ CharData("\n"),
+ StartElement{Name{"", "tag"}, []Attr{}},
+ CharData("<-gt;"),
+ EndElement{Name{"", "tag"}},
+ CharData("\n"),
+ StartElement{Name{"", "tag"}, []Attr{}},
+ CharData("&;"),
+ EndElement{Name{"", "tag"}},
+ CharData("\n"),
+ StartElement{Name{"", "tag"}, []Attr{}},
+ CharData("&0a;"),
+ EndElement{Name{"", "tag"}},
+ CharData("\n"),
+}
+
+func TestNonStrictRawToken(t *testing.T) {
+ d := NewDecoder(strings.NewReader(nonStrictInput))
+ d.Strict = false
+ testRawToken(t, d, nonStrictInput, nonStrictTokens)
+}
+
+type downCaser struct {
+ t *testing.T
+ r io.ByteReader
+}
+
+func (d *downCaser) ReadByte() (c byte, err error) {
+ c, err = d.r.ReadByte()
+ if c >= 'A' && c <= 'Z' {
+ c += 'a' - 'A'
+ }
+ return
+}
+
+func (d *downCaser) Read(p []byte) (int, error) {
+ d.t.Fatalf("unexpected Read call on downCaser reader")
+ panic("unreachable")
+}
+
+func TestRawTokenAltEncoding(t *testing.T) {
+ d := NewDecoder(strings.NewReader(testInputAltEncoding))
+ d.CharsetReader = func(charset string, input io.Reader) (io.Reader, error) {
+ if charset != "x-testing-uppercase" {
+ t.Fatalf("unexpected charset %q", charset)
+ }
+ return &downCaser{t, input.(io.ByteReader)}, nil
+ }
+ testRawToken(t, d, testInputAltEncoding, rawTokensAltEncoding)
+}
+
+func TestRawTokenAltEncodingNoConverter(t *testing.T) {
+ d := NewDecoder(strings.NewReader(testInputAltEncoding))
+ token, err := d.RawToken()
+ if token == nil {
+ t.Fatalf("expected a token on first RawToken call")
+ }
+ if err != nil {
+ t.Fatal(err)
+ }
+ token, err = d.RawToken()
+ if token != nil {
+ t.Errorf("expected a nil token; got %#v", token)
+ }
+ if err == nil {
+ t.Fatalf("expected an error on second RawToken call")
+ }
+ const encoding = "x-testing-uppercase"
+ if !strings.Contains(err.Error(), encoding) {
+ t.Errorf("expected error to contain %q; got error: %v",
+ encoding, err)
+ }
+}
+
+func testRawToken(t *testing.T, d *Decoder, raw string, rawTokens []Token) {
+ lastEnd := int64(0)
+ for i, want := range rawTokens {
+ start := d.InputOffset()
+ have, err := d.RawToken()
+ end := d.InputOffset()
+ if err != nil {
+ t.Fatalf("token %d: unexpected error: %s", i, err)
+ }
+ if !reflect.DeepEqual(have, want) {
+ var shave, swant string
+ if _, ok := have.(CharData); ok {
+ shave = fmt.Sprintf("CharData(%q)", have)
+ } else {
+ shave = fmt.Sprintf("%#v", have)
+ }
+ if _, ok := want.(CharData); ok {
+ swant = fmt.Sprintf("CharData(%q)", want)
+ } else {
+ swant = fmt.Sprintf("%#v", want)
+ }
+ t.Errorf("token %d = %s, want %s", i, shave, swant)
+ }
+
+ // Check that InputOffset returned actual token.
+ switch {
+ case start < lastEnd:
+ t.Errorf("token %d: position [%d,%d) for %T is before previous token", i, start, end, have)
+ case start >= end:
+ // Special case: EndElement can be synthesized.
+ if start == end && end == lastEnd {
+ break
+ }
+ t.Errorf("token %d: position [%d,%d) for %T is empty", i, start, end, have)
+ case end > int64(len(raw)):
+ t.Errorf("token %d: position [%d,%d) for %T extends beyond input", i, start, end, have)
+ default:
+ text := raw[start:end]
+ if strings.ContainsAny(text, "<>") && (!strings.HasPrefix(text, "<") || !strings.HasSuffix(text, ">")) {
+ t.Errorf("token %d: misaligned raw token %#q for %T", i, text, have)
+ }
+ }
+ lastEnd = end
+ }
+}
+
+// Ensure that directives (specifically !DOCTYPE) include the complete
+// text of any nested directives, noting that < and > do not change
+// nesting depth if they are in single or double quotes.
+
+var nestedDirectivesInput = `
+<!DOCTYPE [<!ENTITY rdf "http://www.w3.org/1999/02/22-rdf-syntax-ns#">]>
+<!DOCTYPE [<!ENTITY xlt ">">]>
+<!DOCTYPE [<!ENTITY xlt "<">]>
+<!DOCTYPE [<!ENTITY xlt '>'>]>
+<!DOCTYPE [<!ENTITY xlt '<'>]>
+<!DOCTYPE [<!ENTITY xlt '">'>]>
+<!DOCTYPE [<!ENTITY xlt "'<">]>
+`
+
+var nestedDirectivesTokens = []Token{
+ CharData("\n"),
+ Directive(`DOCTYPE [<!ENTITY rdf "http://www.w3.org/1999/02/22-rdf-syntax-ns#">]`),
+ CharData("\n"),
+ Directive(`DOCTYPE [<!ENTITY xlt ">">]`),
+ CharData("\n"),
+ Directive(`DOCTYPE [<!ENTITY xlt "<">]`),
+ CharData("\n"),
+ Directive(`DOCTYPE [<!ENTITY xlt '>'>]`),
+ CharData("\n"),
+ Directive(`DOCTYPE [<!ENTITY xlt '<'>]`),
+ CharData("\n"),
+ Directive(`DOCTYPE [<!ENTITY xlt '">'>]`),
+ CharData("\n"),
+ Directive(`DOCTYPE [<!ENTITY xlt "'<">]`),
+ CharData("\n"),
+}
+
+func TestNestedDirectives(t *testing.T) {
+ d := NewDecoder(strings.NewReader(nestedDirectivesInput))
+
+ for i, want := range nestedDirectivesTokens {
+ have, err := d.Token()
+ if err != nil {
+ t.Fatalf("token %d: unexpected error: %s", i, err)
+ }
+ if !reflect.DeepEqual(have, want) {
+ t.Errorf("token %d = %#v want %#v", i, have, want)
+ }
+ }
+}
+
+func TestToken(t *testing.T) {
+ d := NewDecoder(strings.NewReader(testInput))
+ d.Entity = testEntity
+
+ for i, want := range cookedTokens {
+ have, err := d.Token()
+ if err != nil {
+ t.Fatalf("token %d: unexpected error: %s", i, err)
+ }
+ if !reflect.DeepEqual(have, want) {
+ t.Errorf("token %d = %#v want %#v", i, have, want)
+ }
+ }
+}
+
+func TestSyntax(t *testing.T) {
+ for i := range xmlInput {
+ d := NewDecoder(strings.NewReader(xmlInput[i]))
+ var err error
+ for _, err = d.Token(); err == nil; _, err = d.Token() {
+ }
+ if _, ok := err.(*SyntaxError); !ok {
+ t.Fatalf(`xmlInput "%s": expected SyntaxError not received`, xmlInput[i])
+ }
+ }
+}
+
+type allScalars struct {
+ True1 bool
+ True2 bool
+ False1 bool
+ False2 bool
+ Int int
+ Int8 int8
+ Int16 int16
+ Int32 int32
+ Int64 int64
+ Uint int
+ Uint8 uint8
+ Uint16 uint16
+ Uint32 uint32
+ Uint64 uint64
+ Uintptr uintptr
+ Float32 float32
+ Float64 float64
+ String string
+ PtrString *string
+}
+
+var all = allScalars{
+ True1: true,
+ True2: true,
+ False1: false,
+ False2: false,
+ Int: 1,
+ Int8: -2,
+ Int16: 3,
+ Int32: -4,
+ Int64: 5,
+ Uint: 6,
+ Uint8: 7,
+ Uint16: 8,
+ Uint32: 9,
+ Uint64: 10,
+ Uintptr: 11,
+ Float32: 13.0,
+ Float64: 14.0,
+ String: "15",
+ PtrString: &sixteen,
+}
+
+var sixteen = "16"
+
+const testScalarsInput = `<allscalars>
+ <True1>true</True1>
+ <True2>1</True2>
+ <False1>false</False1>
+ <False2>0</False2>
+ <Int>1</Int>
+ <Int8>-2</Int8>
+ <Int16>3</Int16>
+ <Int32>-4</Int32>
+ <Int64>5</Int64>
+ <Uint>6</Uint>
+ <Uint8>7</Uint8>
+ <Uint16>8</Uint16>
+ <Uint32>9</Uint32>
+ <Uint64>10</Uint64>
+ <Uintptr>11</Uintptr>
+ <Float>12.0</Float>
+ <Float32>13.0</Float32>
+ <Float64>14.0</Float64>
+ <String>15</String>
+ <PtrString>16</PtrString>
+</allscalars>`
+
+func TestAllScalars(t *testing.T) {
+ var a allScalars
+ err := Unmarshal([]byte(testScalarsInput), &a)
+
+ if err != nil {
+ t.Fatal(err)
+ }
+ if !reflect.DeepEqual(a, all) {
+ t.Errorf("have %+v want %+v", a, all)
+ }
+}
+
+type item struct {
+ Field_a string
+}
+
+func TestIssue569(t *testing.T) {
+ data := `<item><Field_a>abcd</Field_a></item>`
+ var i item
+ err := Unmarshal([]byte(data), &i)
+
+ if err != nil || i.Field_a != "abcd" {
+ t.Fatal("Expecting abcd")
+ }
+}
+
+func TestUnquotedAttrs(t *testing.T) {
+ data := "<tag attr=azAZ09:-_\t>"
+ d := NewDecoder(strings.NewReader(data))
+ d.Strict = false
+ token, err := d.Token()
+ if _, ok := err.(*SyntaxError); ok {
+ t.Errorf("Unexpected error: %v", err)
+ }
+ if token.(StartElement).Name.Local != "tag" {
+ t.Errorf("Unexpected tag name: %v", token.(StartElement).Name.Local)
+ }
+ attr := token.(StartElement).Attr[0]
+ if attr.Value != "azAZ09:-_" {
+ t.Errorf("Unexpected attribute value: %v", attr.Value)
+ }
+ if attr.Name.Local != "attr" {
+ t.Errorf("Unexpected attribute name: %v", attr.Name.Local)
+ }
+}
+
+func TestValuelessAttrs(t *testing.T) {
+ tests := [][3]string{
+ {"<p nowrap>", "p", "nowrap"},
+ {"<p nowrap >", "p", "nowrap"},
+ {"<input checked/>", "input", "checked"},
+ {"<input checked />", "input", "checked"},
+ }
+ for _, test := range tests {
+ d := NewDecoder(strings.NewReader(test[0]))
+ d.Strict = false
+ token, err := d.Token()
+ if _, ok := err.(*SyntaxError); ok {
+ t.Errorf("Unexpected error: %v", err)
+ }
+ if token.(StartElement).Name.Local != test[1] {
+ t.Errorf("Unexpected tag name: %v", token.(StartElement).Name.Local)
+ }
+ attr := token.(StartElement).Attr[0]
+ if attr.Value != test[2] {
+ t.Errorf("Unexpected attribute value: %v", attr.Value)
+ }
+ if attr.Name.Local != test[2] {
+ t.Errorf("Unexpected attribute name: %v", attr.Name.Local)
+ }
+ }
+}
+
+func TestCopyTokenCharData(t *testing.T) {
+ data := []byte("same data")
+ var tok1 Token = CharData(data)
+ tok2 := CopyToken(tok1)
+ if !reflect.DeepEqual(tok1, tok2) {
+ t.Error("CopyToken(CharData) != CharData")
+ }
+ data[1] = 'o'
+ if reflect.DeepEqual(tok1, tok2) {
+ t.Error("CopyToken(CharData) uses same buffer.")
+ }
+}
+
+func TestCopyTokenStartElement(t *testing.T) {
+ elt := StartElement{Name{"", "hello"}, []Attr{{Name{"", "lang"}, "en"}}}
+ var tok1 Token = elt
+ tok2 := CopyToken(tok1)
+ if tok1.(StartElement).Attr[0].Value != "en" {
+ t.Error("CopyToken overwrote Attr[0]")
+ }
+ if !reflect.DeepEqual(tok1, tok2) {
+ t.Error("CopyToken(StartElement) != StartElement")
+ }
+ tok1.(StartElement).Attr[0] = Attr{Name{"", "lang"}, "de"}
+ if reflect.DeepEqual(tok1, tok2) {
+ t.Error("CopyToken(CharData) uses same buffer.")
+ }
+}
+
+func TestSyntaxErrorLineNum(t *testing.T) {
+ testInput := "<P>Foo<P>\n\n<P>Bar</>\n"
+ d := NewDecoder(strings.NewReader(testInput))
+ var err error
+ for _, err = d.Token(); err == nil; _, err = d.Token() {
+ }
+ synerr, ok := err.(*SyntaxError)
+ if !ok {
+ t.Error("Expected SyntaxError.")
+ }
+ if synerr.Line != 3 {
+ t.Error("SyntaxError didn't have correct line number.")
+ }
+}
+
+func TestTrailingRawToken(t *testing.T) {
+ input := `<FOO></FOO> `
+ d := NewDecoder(strings.NewReader(input))
+ var err error
+ for _, err = d.RawToken(); err == nil; _, err = d.RawToken() {
+ }
+ if err != io.EOF {
+ t.Fatalf("d.RawToken() = _, %v, want _, io.EOF", err)
+ }
+}
+
+func TestTrailingToken(t *testing.T) {
+ input := `<FOO></FOO> `
+ d := NewDecoder(strings.NewReader(input))
+ var err error
+ for _, err = d.Token(); err == nil; _, err = d.Token() {
+ }
+ if err != io.EOF {
+ t.Fatalf("d.Token() = _, %v, want _, io.EOF", err)
+ }
+}
+
+func TestEntityInsideCDATA(t *testing.T) {
+ input := `<test><![CDATA[ &val=foo ]]></test>`
+ d := NewDecoder(strings.NewReader(input))
+ var err error
+ for _, err = d.Token(); err == nil; _, err = d.Token() {
+ }
+ if err != io.EOF {
+ t.Fatalf("d.Token() = _, %v, want _, io.EOF", err)
+ }
+}
+
+var characterTests = []struct {
+ in string
+ err string
+}{
+ {"\x12<doc/>", "illegal character code U+0012"},
+ {"<?xml version=\"1.0\"?>\x0b<doc/>", "illegal character code U+000B"},
+ {"\xef\xbf\xbe<doc/>", "illegal character code U+FFFE"},
+ {"<?xml version=\"1.0\"?><doc>\r\n<hiya/>\x07<toots/></doc>", "illegal character code U+0007"},
+ {"<?xml version=\"1.0\"?><doc \x12='value'>what's up</doc>", "expected attribute name in element"},
+ {"<doc>&abc\x01;</doc>", "invalid character entity &abc (no semicolon)"},
+ {"<doc>&\x01;</doc>", "invalid character entity & (no semicolon)"},
+ {"<doc>&\xef\xbf\xbe;</doc>", "invalid character entity &\uFFFE;"},
+ {"<doc>&hello;</doc>", "invalid character entity &hello;"},
+}
+
+func TestDisallowedCharacters(t *testing.T) {
+
+ for i, tt := range characterTests {
+ d := NewDecoder(strings.NewReader(tt.in))
+ var err error
+
+ for err == nil {
+ _, err = d.Token()
+ }
+ synerr, ok := err.(*SyntaxError)
+ if !ok {
+ t.Fatalf("input %d d.Token() = _, %v, want _, *SyntaxError", i, err)
+ }
+ if synerr.Msg != tt.err {
+ t.Fatalf("input %d synerr.Msg wrong: want %q, got %q", i, tt.err, synerr.Msg)
+ }
+ }
+}
+
+type procInstEncodingTest struct {
+ expect, got string
+}
+
+var procInstTests = []struct {
+ input string
+ expect [2]string
+}{
+ {`version="1.0" encoding="utf-8"`, [2]string{"1.0", "utf-8"}},
+ {`version="1.0" encoding='utf-8'`, [2]string{"1.0", "utf-8"}},
+ {`version="1.0" encoding='utf-8' `, [2]string{"1.0", "utf-8"}},
+ {`version="1.0" encoding=utf-8`, [2]string{"1.0", ""}},
+ {`encoding="FOO" `, [2]string{"", "FOO"}},
+}
+
+func TestProcInstEncoding(t *testing.T) {
+ for _, test := range procInstTests {
+ if got := procInst("version", test.input); got != test.expect[0] {
+ t.Errorf("procInst(version, %q) = %q; want %q", test.input, got, test.expect[0])
+ }
+ if got := procInst("encoding", test.input); got != test.expect[1] {
+ t.Errorf("procInst(encoding, %q) = %q; want %q", test.input, got, test.expect[1])
+ }
+ }
+}
+
+// Ensure that directives with comments include the complete
+// text of any nested directives.
+
+var directivesWithCommentsInput = `
+<!DOCTYPE [<!-- a comment --><!ENTITY rdf "http://www.w3.org/1999/02/22-rdf-syntax-ns#">]>
+<!DOCTYPE [<!ENTITY go "Golang"><!-- a comment-->]>
+<!DOCTYPE <!-> <!> <!----> <!-->--> <!--->--> [<!ENTITY go "Golang"><!-- a comment-->]>
+`
+
+var directivesWithCommentsTokens = []Token{
+ CharData("\n"),
+ Directive(`DOCTYPE [<!ENTITY rdf "http://www.w3.org/1999/02/22-rdf-syntax-ns#">]`),
+ CharData("\n"),
+ Directive(`DOCTYPE [<!ENTITY go "Golang">]`),
+ CharData("\n"),
+ Directive(`DOCTYPE <!-> <!> [<!ENTITY go "Golang">]`),
+ CharData("\n"),
+}
+
+func TestDirectivesWithComments(t *testing.T) {
+ d := NewDecoder(strings.NewReader(directivesWithCommentsInput))
+
+ for i, want := range directivesWithCommentsTokens {
+ have, err := d.Token()
+ if err != nil {
+ t.Fatalf("token %d: unexpected error: %s", i, err)
+ }
+ if !reflect.DeepEqual(have, want) {
+ t.Errorf("token %d = %#v want %#v", i, have, want)
+ }
+ }
+}
+
+// Writer whose Write method always returns an error.
+type errWriter struct{}
+
+func (errWriter) Write(p []byte) (n int, err error) { return 0, fmt.Errorf("unwritable") }
+
+func TestEscapeTextIOErrors(t *testing.T) {
+ expectErr := "unwritable"
+ err := EscapeText(errWriter{}, []byte{'A'})
+
+ if err == nil || err.Error() != expectErr {
+ t.Errorf("have %v, want %v", err, expectErr)
+ }
+}
+
+func TestEscapeTextInvalidChar(t *testing.T) {
+ input := []byte("A \x00 terminated string.")
+ expected := "A \uFFFD terminated string."
+
+ buff := new(bytes.Buffer)
+ if err := EscapeText(buff, input); err != nil {
+ t.Fatalf("have %v, want nil", err)
+ }
+ text := buff.String()
+
+ if text != expected {
+ t.Errorf("have %v, want %v", text, expected)
+ }
+}
+
+func TestIssue5880(t *testing.T) {
+ type T []byte
+ data, err := Marshal(T{192, 168, 0, 1})
+ if err != nil {
+ t.Errorf("Marshal error: %v", err)
+ }
+ if !utf8.Valid(data) {
+ t.Errorf("Marshal generated invalid UTF-8: %x", data)
+ }
+}
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