Golang StringVector.AppendVector方法代码示例

func (p *wmDecisionCore) variances() []string {
	var v vector.StringVector
	var ctp []MediaTypeHandler
	var ep []EncodingHandler
	var cp []CharsetHandler
	arr := make([]string, 1)
	arr[0] = "*"
	ctp, p.req, p.cxt, _, _ = p.handler.ContentTypesProvided(p.req, p.cxt)
	ep, p.req, p.cxt, _, _ = p.handler.EncodingsProvided(arr, p.req, p.cxt)
	cp, p.req, p.cxt, _, _ = p.handler.CharsetsProvided(arr, p.req, p.cxt)
	if len(ctp) > 1 {
		v.Push("Accept")
	}
	if len(ep) > 1 {
		v.Push("Accept-Encoding")
	}
	if len(cp) > 1 {
		v.Push("Accept-Charset")
	}
	var headers []string
	headers, p.req, p.cxt, _, _ = p.handler.Variances(p.req, p.cxt)
	v2 := vector.StringVector(headers)
	v.AppendVector(&v2)
	return v
}

// Expand a list of files and directories
func ExpandFiles(files []string) []string {
	flatFiles := new(vector.StringVector)
	for _, filename := range files {
		info, err := os.Stat(filename)
		if err != nil {
			continue
		}
		if info.IsDirectory() {
			flatFiles.AppendVector(listFiles(filename))
		} else {
			flatFiles.Push(filename)
		}
	}
	return *flatFiles
}

// Internal output-building function used by Members()
func (p *Trie) buildMembers(prefix string) *vector.StringVector {
	strList := new(vector.StringVector)

	if p.leaf {
		strList.Push(prefix)
	}

	// for each child, go grab all suffixes
	for rune, child := range p.children {
		buf := make([]byte, 4)
		numChars := utf8.EncodeRune(buf, rune)
		strList.AppendVector(child.buildMembers(prefix + string(buf[0:numChars])))
	}

	return strList
}

// List the names of all regular files in a given directory.
func listFiles(fname string) *vector.StringVector {
	files := new(vector.StringVector)
	f, _ := os.Open(fname)
	dn, _ := f.Readdirnames(-1)
	for _, filename := range dn {
		if filename[0] == '.' {
			continue
		}
		filename = path.Join(fname, filename)
		info, err := os.Stat(filename)
		if err != nil {
			continue
		}
		if info.IsDirectory() {
			files.AppendVector(listFiles(filename))
		} else if info.IsRegular() {
			files.Push(filename)
		}
	}
	return files
}

// executeCommand runs the specified tool with the supplied arguments (not
// including the path to the tool itself), chdir'ing to the specified directory
// first. It returns true if and only if the child process returns zero.
func executeCommand(tool string, args []string, dir string) bool {
	fmt.Printf("%s %s\n", tool, strings.Join(args, " "))

	var fullArgs vector.StringVector
	fullArgs.Push(tool)
	fullArgs.AppendVector(&args)

	pid, err := os.ForkExec(
		tool,
		fullArgs.Data(),
		os.Environ(),
		dir,
		[]*os.File{os.Stdin, os.Stdout, os.Stderr})
	if err != nil {
		panic(err)
	}

	waitMsg, err := os.Wait(pid, 0)
	if err != nil {
		panic(err)
	}

	return waitMsg.ExitStatus() == 0
}

func TestMultiFindValue(t *testing.T) {
	trie := NewTrie()

	// these are part of the matches for the word 'hyphenation'
	trie.AddPatternString(`hy3ph`)
	trie.AddPatternString(`he2n`)
	trie.AddPatternString(`hena4`)
	trie.AddPatternString(`hen5at`)

	v1 := &vector.IntVector{0, 3, 0, 0}
	v2 := &vector.IntVector{0, 2, 0}
	v3 := &vector.IntVector{0, 0, 0, 4}
	v4 := &vector.IntVector{0, 0, 5, 0, 0}

	expectStr := new(vector.StringVector)
	expectVal := new(vector.Vector) // contains elements of type *vector.IntVector

	expectStr.Push(`hyph`)
	expectVal.Push(v1)
	found, values := trie.AllSubstringsAndValues(`hyphenation`)
	if found.Len() != expectStr.Len() {
		t.Errorf("expected %v but found %v", *expectStr, *found)
	}
	if values.Len() != expectVal.Len() {
		t.Errorf("Length mismatch: expected %v but found %v", *expectVal, *values)
	}
	for i := 0; i < found.Len(); i++ {
		if found.At(i) != expectStr.At(i) {
			t.Errorf("Strings content mismatch: expected %v but found %v", *expectStr, *found)
			break
		}
	}
	for i := 0; i < values.Len(); i++ {
		ev := expectVal.At(i).(*vector.IntVector)
		fv := values.At(i).(*vector.IntVector)
		if ev.Len() != fv.Len() {
			t.Errorf("Value length mismatch: expected %v but found %v", *ev, *fv)
			break
		}
		for i := 0; i < ev.Len(); i++ {
			if ev.At(i) != fv.At(i) {
				t.Errorf("Value mismatch: expected %v but found %v", *ev, *fv)
				break
			}
		}
	}

	expectStr.Cut(0, expectStr.Len())
	expectVal.Cut(0, expectVal.Len())

	expectStr.AppendVector(&vector.StringVector{`hen`, `hena`, `henat`})
	expectVal.Push(v2)
	expectVal.Push(v3)
	expectVal.Push(v4)
	found, values = trie.AllSubstringsAndValues(`henation`)
	if found.Len() != expectStr.Len() {
		t.Errorf("expected %v but found %v", *expectStr, *found)
	}
	if values.Len() != expectVal.Len() {
		t.Errorf("Length mismatch: expected %v but found %v", *expectVal, *values)
	}
	for i := 0; i < found.Len(); i++ {
		if found.At(i) != expectStr.At(i) {
			t.Errorf("Strings content mismatch: expected %v but found %v", *expectStr, *found)
			break
		}
	}
	for i := 0; i < values.Len(); i++ {
		ev := expectVal.At(i).(*vector.IntVector)
		fv := values.At(i).(*vector.IntVector)
		if ev.Len() != fv.Len() {
			t.Errorf("Value length mismatch: expected %v but found %v", *ev, *fv)
			break
		}
		for i := 0; i < ev.Len(); i++ {
			if ev.At(i) != fv.At(i) {
				t.Errorf("Value mismatch: expected %v but found %v", *ev, *fv)
				break
			}
		}
	}
}