conformance_test.go

Documentation: golang.org/x/text/internal/export/idna

     1  // Copyright 2018 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  //go:build go1.10
     6  
     7  package idna
     8  
     9  import (
    10  	"fmt"
    11  	"strings"
    12  	"testing"
    13  
    14  	"golang.org/x/text/internal/gen"
    15  	"golang.org/x/text/internal/testtext"
    16  	"golang.org/x/text/internal/ucd"
    17  )
    18  
    19  func TestConformance(t *testing.T) {
    20  	testtext.SkipIfNotLong(t)
    21  
    22  	r := gen.OpenUnicodeFile("idna", "10.0.0", "IdnaTest.txt")
    23  	defer r.Close()
    24  
    25  	section := "main"
    26  	p := ucd.New(r)
    27  	transitional := New(Transitional(true), VerifyDNSLength(true), BidiRule(), MapForLookup())
    28  	nonTransitional := New(VerifyDNSLength(true), BidiRule(), MapForLookup())
    29  	for p.Next() {
    30  		// What to test
    31  		profiles := []*Profile{}
    32  		switch p.String(0) {
    33  		case "T":
    34  			profiles = append(profiles, transitional)
    35  		case "N":
    36  			profiles = append(profiles, nonTransitional)
    37  		case "B":
    38  			profiles = append(profiles, transitional)
    39  			profiles = append(profiles, nonTransitional)
    40  		}
    41  
    42  		src := unescape(p.String(1))
    43  
    44  		wantToUnicode := unescape(p.String(2))
    45  		if wantToUnicode == "" {
    46  			wantToUnicode = src
    47  		}
    48  		wantToASCII := unescape(p.String(3))
    49  		if wantToASCII == "" {
    50  			wantToASCII = wantToUnicode
    51  		}
    52  		wantErrToUnicode := ""
    53  		if strings.HasPrefix(wantToUnicode, "[") {
    54  			wantErrToUnicode = wantToUnicode
    55  			wantToUnicode = ""
    56  		}
    57  		wantErrToASCII := ""
    58  		if strings.HasPrefix(wantToASCII, "[") {
    59  			wantErrToASCII = wantToASCII
    60  			wantToASCII = ""
    61  		}
    62  
    63  		// TODO: also do IDNA tests.
    64  		// invalidInIDNA2008 := p.String(4) == "NV8"
    65  
    66  		for _, p := range profiles {
    67  			name := fmt.Sprintf("%s:%s", section, p)
    68  			doTest(t, p.ToUnicode, name+":ToUnicode", src, wantToUnicode, wantErrToUnicode)
    69  			doTest(t, p.ToASCII, name+":ToASCII", src, wantToASCII, wantErrToASCII)
    70  		}
    71  	}
    72  }
    73
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