manifest_test.go

package main

import (
	"bytes"
	"strings"
	"testing"

	differ "github.com/kylelemons/godebug/diff"
	"github.com/kylelemons/godebug/pretty"
)

func TestParseAndWriteManifest(test *testing.T) {
	cases := []struct {
		comment    string
		serialized string
		parsed     Manifest
	}{
		{
			comment: "multiline names",
			serialized: strings.ReplaceAll(`Manifest-Version: 1.0
Built-By: Generated-by-ADT
Created-By: Android Gradle 3.3.2

Name: res/drawable/abc_list_selector_background_transition_holo_dark.x
 ml
SHA1-Digest: x6OHiSoyMWiuIOgpmUuAh/tRnYM=

Name: res/drawable/abc_list_selector_background_transition_holo_light.
 xml
SHA1-Digest: 0fvC1p6NZOpNNtjO4w0DBYRz8d0=

`, "\n", "\r\n"),
			parsed: Manifest{
				"": Attributes{
					`Manifest-Version: 1.0`,
					`Built-By: Generated-by-ADT`,
					`Created-By: Android Gradle 3.3.2`,
				},
				"res/drawable/abc_list_selector_background_transition_holo_dark.xml": Attributes{
					`SHA1-Digest: x6OHiSoyMWiuIOgpmUuAh/tRnYM=`,
				},
				"res/drawable/abc_list_selector_background_transition_holo_light.xml": Attributes{
					`SHA1-Digest: 0fvC1p6NZOpNNtjO4w0DBYRz8d0=`,
				},
			},
		},
	}

	for _, c := range cases {
		parsed, err := ParseManifest(strings.NewReader(c.serialized))
		if err != nil {
			test.Errorf("%q: %s", c.comment, err)
		} else if diff := pretty.Compare(parsed, c.parsed); diff != "" {
			test.Errorf("%q: ParseManifest diff (-have +want):\n%s", c.comment, diff)
		}

		serialized := bytes.NewBuffer(nil)
		_, err = c.parsed.WriteTo(serialized)
		if err != nil {
			test.Errorf("%q: %s", c.comment, err)
		} else if diff := differ.Diff(serialized.String(), c.serialized); diff != "" {
			test.Errorf("%q: WriteTo diff (-have +want):\n%s", c.comment, diff)
		}
	}
}

func TestWrap72(test *testing.T) {
	input := "" +
		//234567890
		".bcdefgh.1.bcdefgh.2.bcdefgh.3.bcdefgh.4.bcdefgh.5.bcdefgh.6.bcdefgh.7" +
		".bcdefgh.A.bcdefgh.B.bcdefgh.C.bcdefgh.D.bcdefgh.E.bcdefgh.F.bcdefgh.G" +
		".bcdefgh.H.bcdefgh.I.bcdefgh.J.bcdefgh.K.bcdefgh.L.bcdefgh.M.bcdefgh\r\n" +
		"hello"
	want := "" +
		".bcdefgh.1.bcdefgh.2.bcdefgh.3.bcdefgh.4.bcdefgh.5.bcdefgh.6.bcdefgh.7\r\n" +
		" .bcdefgh.A.bcdefgh.B.bcdefgh.C.bcdefgh.D.bcdefgh.E.bcdefgh.F.bcdefgh.\r\n" +
		" G.bcdefgh.H.bcdefgh.I.bcdefgh.J.bcdefgh.K.bcdefgh.L.bcdefgh.M.bcdefgh\r\n" +
		"hello"
	buf := bytes.NewBuffer(nil)
	n, err := (&wrap72{Writer: buf}).Write([]byte(input))
	if err != nil {
		test.Fatal(err)
	}
	if diff := differ.Diff(buf.String(), want); diff != "" {
		test.Errorf("written %d bytes, diff (-have +want):\n%s", n, diff)
	}
}