mirror of
https://github.com/rclone/rclone.git
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e78e73eae7
Some day in the past the Slash encode option was added to Onedrive encoder so it began to encode slashes in file names rather then treat them as path separators. This patch adapts benchmark test cases accordingly. Fixes #5659
434 lines
9.5 KiB
Go
434 lines
9.5 KiB
Go
package encoder
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import (
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"fmt"
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"regexp"
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"strconv"
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"strings"
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"testing"
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"github.com/spf13/pflag"
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"github.com/stretchr/testify/assert"
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)
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// Check it satisfies the interfaces
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var (
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_ pflag.Value = (*MultiEncoder)(nil)
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_ fmt.Scanner = (*MultiEncoder)(nil)
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)
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func TestEncodeString(t *testing.T) {
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for _, test := range []struct {
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mask MultiEncoder
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want string
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}{
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{0, "None"},
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{EncodeZero, "None"},
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{EncodeDoubleQuote, "DoubleQuote"},
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{EncodeDot, "Dot"},
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{EncodeWin, "LtGt,DoubleQuote,Colon,Question,Asterisk,Pipe"},
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{EncodeHashPercent, "Hash,Percent"},
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{EncodeSlash | EncodeDollar | EncodeColon, "Slash,Dollar,Colon"},
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{EncodeSlash | (1 << 31), "Slash,0x80000000"},
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} {
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got := test.mask.String()
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assert.Equal(t, test.want, got)
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}
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}
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func TestEncodeSet(t *testing.T) {
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for _, test := range []struct {
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in string
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want MultiEncoder
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wantErr bool
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}{
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{"", 0, true},
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{"None", 0, false},
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{"None", EncodeZero, false},
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{"DoubleQuote", EncodeDoubleQuote, false},
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{"Dot", EncodeDot, false},
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{"LtGt,DoubleQuote,Colon,Question,Asterisk,Pipe", EncodeWin, false},
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{"Hash,Percent", EncodeHashPercent, false},
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{"Slash,Dollar,Colon", EncodeSlash | EncodeDollar | EncodeColon, false},
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{"Slash,0x80000000", EncodeSlash | (1 << 31), false},
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{"Blerp", 0, true},
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{"0xFGFFF", 0, true},
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} {
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var got MultiEncoder
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err := got.Set(test.in)
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assert.Equal(t, test.wantErr, err != nil, err)
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assert.Equal(t, test.want, got, test.in)
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}
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}
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type testCase struct {
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mask MultiEncoder
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in string
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out string
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}
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func TestEncodeSingleMask(t *testing.T) {
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for i, tc := range testCasesSingle {
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e := tc.mask
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t.Run(strconv.FormatInt(int64(i), 10), func(t *testing.T) {
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got := e.Encode(tc.in)
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if got != tc.out {
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t.Errorf("Encode(%q) want %q got %q", tc.in, tc.out, got)
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}
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got2 := e.Decode(got)
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if got2 != tc.in {
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t.Errorf("Decode(%q) want %q got %q", got, tc.in, got2)
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}
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})
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}
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}
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func TestEncodeSingleMaskEdge(t *testing.T) {
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for i, tc := range testCasesSingleEdge {
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e := tc.mask
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t.Run(strconv.FormatInt(int64(i), 10), func(t *testing.T) {
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got := e.Encode(tc.in)
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if got != tc.out {
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t.Errorf("Encode(%q) want %q got %q", tc.in, tc.out, got)
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}
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got2 := e.Decode(got)
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if got2 != tc.in {
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t.Errorf("Decode(%q) want %q got %q", got, tc.in, got2)
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}
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})
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}
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}
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func TestEncodeDoubleMaskEdge(t *testing.T) {
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for i, tc := range testCasesDoubleEdge {
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e := tc.mask
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t.Run(strconv.FormatInt(int64(i), 10), func(t *testing.T) {
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got := e.Encode(tc.in)
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if got != tc.out {
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t.Errorf("Encode(%q) want %q got %q", tc.in, tc.out, got)
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}
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got2 := e.Decode(got)
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if got2 != tc.in {
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t.Errorf("Decode(%q) want %q got %q", got, tc.in, got2)
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}
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})
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}
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}
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func TestEncodeInvalidUnicode(t *testing.T) {
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for i, tc := range []testCase{
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{
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mask: EncodeInvalidUtf8,
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in: "\xBF",
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out: "‛BF",
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}, {
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mask: EncodeInvalidUtf8,
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in: "\xBF\xFE",
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out: "‛BF‛FE",
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}, {
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mask: EncodeInvalidUtf8,
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in: "a\xBF\xFEb",
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out: "a‛BF‛FEb",
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}, {
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mask: EncodeInvalidUtf8,
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in: "a\xBFξ\xFEb",
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out: "a‛BFξ‛FEb",
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}, {
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mask: EncodeInvalidUtf8 | EncodeBackSlash,
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in: "a\xBF\\\xFEb",
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out: "a‛BF＼‛FEb",
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}, {
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mask: 0,
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in: "\xBF",
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out: "\xBF",
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}, {
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mask: 0,
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in: "\xBF\xFE",
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out: "\xBF\xFE",
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}, {
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mask: 0,
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in: "a\xBF\xFEb",
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out: "a\xBF\xFEb",
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}, {
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mask: 0,
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in: "a\xBFξ\xFEb",
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out: "a\xBFξ\xFEb",
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}, {
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mask: EncodeBackSlash,
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in: "a\xBF\\\xFEb",
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out: "a\xBF＼\xFEb",
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},
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} {
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e := tc.mask
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t.Run(strconv.FormatInt(int64(i), 10), func(t *testing.T) {
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got := e.Encode(tc.in)
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if got != tc.out {
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t.Errorf("Encode(%q) want %q got %q", tc.in, tc.out, got)
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}
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got2 := e.Decode(got)
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if got2 != tc.in {
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t.Errorf("Decode(%q) want %q got %q", got, tc.in, got2)
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}
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})
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}
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}
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func TestEncodeDot(t *testing.T) {
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for i, tc := range []testCase{
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{
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mask: 0,
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in: ".",
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out: ".",
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}, {
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mask: EncodeDot,
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in: ".",
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out: "．",
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}, {
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mask: 0,
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in: "..",
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out: "..",
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}, {
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mask: EncodeDot,
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in: "..",
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out: "．．",
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}, {
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mask: EncodeDot,
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in: "...",
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out: "...",
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}, {
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mask: EncodeDot,
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in: ". .",
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out: ". .",
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},
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} {
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e := tc.mask
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t.Run(strconv.FormatInt(int64(i), 10), func(t *testing.T) {
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got := e.Encode(tc.in)
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if got != tc.out {
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t.Errorf("Encode(%q) want %q got %q", tc.in, tc.out, got)
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}
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got2 := e.Decode(got)
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if got2 != tc.in {
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t.Errorf("Decode(%q) want %q got %q", got, tc.in, got2)
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}
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})
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}
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}
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func TestDecodeHalf(t *testing.T) {
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for i, tc := range []testCase{
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{
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mask: 0,
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in: "‛",
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out: "‛",
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}, {
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mask: 0,
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in: "‛‛",
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out: "‛",
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}, {
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mask: 0,
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in: "‛a‛",
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out: "‛a‛",
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}, {
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mask: EncodeInvalidUtf8,
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in: "a‛B‛Eg",
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out: "a‛B‛Eg",
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}, {
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mask: EncodeInvalidUtf8,
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in: "a‛B＼‛Eg",
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out: "a‛B＼‛Eg",
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}, {
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mask: EncodeInvalidUtf8 | EncodeBackSlash,
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in: "a‛B＼‛Eg",
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out: "a‛B\\‛Eg",
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},
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} {
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e := tc.mask
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t.Run(strconv.FormatInt(int64(i), 10), func(t *testing.T) {
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got := e.Decode(tc.in)
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if got != tc.out {
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t.Errorf("Decode(%q) want %q got %q", tc.in, tc.out, got)
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}
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})
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}
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}
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const oneDrive = (Standard |
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EncodeWin |
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EncodeBackSlash |
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EncodeHashPercent |
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EncodeDel |
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EncodeCtl |
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EncodeLeftTilde |
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EncodeRightSpace |
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EncodeRightPeriod)
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var benchTests = []struct {
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in string
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outOld string
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outNew string
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}{
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{
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"",
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"",
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"",
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},
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{
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"abc 123",
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"abc 123",
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"abc 123",
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},
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{
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`\*<>?:|#%".~`,
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`＼＊＜＞？：｜＃％＂.~`,
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`＼＊＜＞？：｜＃％＂.~`,
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},
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{
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`\*<>?:|#%".~/\*<>?:|#%".~`,
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`＼＊＜＞？：｜＃％＂.~/＼＊＜＞？：｜＃％＂.~`,
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`＼＊＜＞？：｜＃％＂.~／＼＊＜＞？：｜＃％＂.~`,
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},
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{
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" leading space",
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" leading space",
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" leading space",
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},
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{
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"~leading tilde",
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"～leading tilde",
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"～leading tilde",
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},
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{
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"trailing dot.",
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"trailing dot．",
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"trailing dot．",
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},
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{
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" leading space/ leading space/ leading space",
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" leading space/ leading space/ leading space",
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" leading space／ leading space／ leading space",
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},
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{
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"~leading tilde/~leading tilde/~leading tilde",
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"～leading tilde/～leading tilde/～leading tilde",
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"～leading tilde／~leading tilde／~leading tilde",
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},
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{
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"leading tilde/~leading tilde",
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"leading tilde/～leading tilde",
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"leading tilde／~leading tilde",
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},
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{
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"trailing dot./trailing dot./trailing dot.",
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"trailing dot．/trailing dot．/trailing dot．",
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"trailing dot.／trailing dot.／trailing dot．",
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},
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}
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func benchReplace(b *testing.B, f func(string) string, old bool) {
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for range make([]struct{}, b.N) {
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for _, test := range benchTests {
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got := f(test.in)
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out := test.outNew
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if old {
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out = test.outOld
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}
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if got != out {
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b.Errorf("Encode(%q) want %q got %q", test.in, out, got)
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}
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}
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}
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}
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func benchRestore(b *testing.B, f func(string) string, old bool) {
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for range make([]struct{}, b.N) {
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for _, test := range benchTests {
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out := test.outNew
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if old {
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out = test.outOld
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}
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got := f(out)
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if got != test.in {
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b.Errorf("Decode(%q) want %q got %q", out, test.in, got)
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}
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}
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}
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}
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func BenchmarkOneDriveReplaceNew(b *testing.B) {
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benchReplace(b, oneDrive.Encode, false)
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}
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func BenchmarkOneDriveReplaceOld(b *testing.B) {
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benchReplace(b, replaceReservedChars, true)
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}
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func BenchmarkOneDriveRestoreNew(b *testing.B) {
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benchRestore(b, oneDrive.Decode, false)
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}
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func BenchmarkOneDriveRestoreOld(b *testing.B) {
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benchRestore(b, restoreReservedChars, true)
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}
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var (
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charMap = map[rune]rune{
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'\\': '＼', // FULLWIDTH REVERSE SOLIDUS
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'*': '＊', // FULLWIDTH ASTERISK
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'<': '＜', // FULLWIDTH LESS-THAN SIGN
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'>': '＞', // FULLWIDTH GREATER-THAN SIGN
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'?': '？', // FULLWIDTH QUESTION MARK
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':': '：', // FULLWIDTH COLON
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'|': '｜', // FULLWIDTH VERTICAL LINE
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'#': '＃', // FULLWIDTH NUMBER SIGN
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'%': '％', // FULLWIDTH PERCENT SIGN
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'"': '＂', // FULLWIDTH QUOTATION MARK - not on the list but seems to be reserved
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'.': '．', // FULLWIDTH FULL STOP
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'~': '～', // FULLWIDTH TILDE
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' ': '␠', // SYMBOL FOR SPACE
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}
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invCharMap map[rune]rune
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fixEndingInPeriod = regexp.MustCompile(`\.(/|$)`)
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fixEndingWithSpace = regexp.MustCompile(` (/|$)`)
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fixStartingWithTilde = regexp.MustCompile(`(/|^)~`)
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)
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func init() {
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// Create inverse charMap
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invCharMap = make(map[rune]rune, len(charMap))
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for k, v := range charMap {
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invCharMap[v] = k
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}
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}
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// replaceReservedChars takes a path and substitutes any reserved
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// characters in it
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func replaceReservedChars(in string) string {
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// Folder names can't end with a period '.'
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in = fixEndingInPeriod.ReplaceAllString(in, string(charMap['.'])+"$1")
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// OneDrive for Business file or folder names cannot begin with a tilde '~'
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in = fixStartingWithTilde.ReplaceAllString(in, "$1"+string(charMap['~']))
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// Apparently file names can't start with space either
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in = fixEndingWithSpace.ReplaceAllString(in, string(charMap[' '])+"$1")
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// Encode reserved characters
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return strings.Map(func(c rune) rune {
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if replacement, ok := charMap[c]; ok && c != '.' && c != '~' && c != ' ' {
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return replacement
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}
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return c
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}, in)
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}
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// restoreReservedChars takes a path and undoes any substitutions
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// made by replaceReservedChars
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func restoreReservedChars(in string) string {
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return strings.Map(func(c rune) rune {
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if replacement, ok := invCharMap[c]; ok {
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return replacement
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}
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return c
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}, in)
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}
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