restic/cmd/restic/cmd_check_test.go

246 lines
7.7 KiB
Go

package main
import (
"io/fs"
"math"
"os"
"reflect"
"strings"
"testing"
"github.com/restic/restic/internal/errors"
"github.com/restic/restic/internal/restic"
rtest "github.com/restic/restic/internal/test"
"github.com/restic/restic/internal/ui/progress"
)
func TestParsePercentage(t *testing.T) {
testCases := []struct {
input string
output float64
expectError bool
}{
{"0%", 0.0, false},
{"1%", 1.0, false},
{"100%", 100.0, false},
{"123%", 123.0, false},
{"123.456%", 123.456, false},
{"0.742%", 0.742, false},
{"-100%", -100.0, false},
{" 1%", 0.0, true},
{"1 %", 0.0, true},
{"1% ", 0.0, true},
}
for _, testCase := range testCases {
output, err := parsePercentage(testCase.input)
if testCase.expectError {
rtest.Assert(t, err != nil, "Expected error for case %s", testCase.input)
rtest.Assert(t, output == 0.0, "Expected output to be 0.0, got %s", output)
} else {
rtest.Assert(t, err == nil, "Expected no error for case %s", testCase.input)
rtest.Assert(t, math.Abs(testCase.output-output) < 0.00001, "Expected %f, got %f",
testCase.output, output)
}
}
}
func TestStringToIntSlice(t *testing.T) {
testCases := []struct {
input string
output []uint
expectError bool
}{
{"3/5", []uint{3, 5}, false},
{"1/100", []uint{1, 100}, false},
{"abc", nil, true},
{"1/a", nil, true},
{"/", nil, true},
}
for _, testCase := range testCases {
output, err := stringToIntSlice(testCase.input)
if testCase.expectError {
rtest.Assert(t, err != nil, "Expected error for case %s", testCase.input)
rtest.Assert(t, output == nil, "Expected output to be nil, got %s", output)
} else {
rtest.Assert(t, err == nil, "Expected no error for case %s", testCase.input)
rtest.Assert(t, len(output) == 2, "Invalid output length for case %s", testCase.input)
rtest.Assert(t, reflect.DeepEqual(output, testCase.output), "Expected %f, got %f",
testCase.output, output)
}
}
}
func TestSelectPacksByBucket(t *testing.T) {
var testPacks = make(map[restic.ID]int64)
for i := 1; i <= 10; i++ {
id := restic.NewRandomID()
// ensure relevant part of generated id is reproducible
id[0] = byte(i)
testPacks[id] = 0
}
selectedPacks := selectPacksByBucket(testPacks, 0, 10)
rtest.Assert(t, len(selectedPacks) == 0, "Expected 0 selected packs")
for i := uint(1); i <= 5; i++ {
selectedPacks = selectPacksByBucket(testPacks, i, 5)
rtest.Assert(t, len(selectedPacks) == 2, "Expected 2 selected packs")
}
selectedPacks = selectPacksByBucket(testPacks, 1, 1)
rtest.Assert(t, len(selectedPacks) == 10, "Expected 10 selected packs")
for testPack := range testPacks {
_, ok := selectedPacks[testPack]
rtest.Assert(t, ok, "Expected input and output to be equal")
}
}
func TestSelectRandomPacksByPercentage(t *testing.T) {
var testPacks = make(map[restic.ID]int64)
for i := 1; i <= 10; i++ {
testPacks[restic.NewRandomID()] = 0
}
selectedPacks := selectRandomPacksByPercentage(testPacks, 0.0)
rtest.Assert(t, len(selectedPacks) == 1, "Expected 1 selected packs")
selectedPacks = selectRandomPacksByPercentage(testPacks, 10.0)
rtest.Assert(t, len(selectedPacks) == 1, "Expected 1 selected pack")
for pack := range selectedPacks {
_, ok := testPacks[pack]
rtest.Assert(t, ok, "Unexpected selection")
}
selectedPacks = selectRandomPacksByPercentage(testPacks, 50.0)
rtest.Assert(t, len(selectedPacks) == 5, "Expected 5 selected packs")
for pack := range selectedPacks {
_, ok := testPacks[pack]
rtest.Assert(t, ok, "Unexpected item in selection")
}
selectedPacks = selectRandomPacksByPercentage(testPacks, 100.0)
rtest.Assert(t, len(selectedPacks) == 10, "Expected 10 selected packs")
for testPack := range testPacks {
_, ok := selectedPacks[testPack]
rtest.Assert(t, ok, "Expected input and output to be equal")
}
}
func TestSelectNoRandomPacksByPercentage(t *testing.T) {
// that the repository without pack files works
var testPacks = make(map[restic.ID]int64)
selectedPacks := selectRandomPacksByPercentage(testPacks, 10.0)
rtest.Assert(t, len(selectedPacks) == 0, "Expected 0 selected packs")
}
func TestSelectRandomPacksByFileSize(t *testing.T) {
var testPacks = make(map[restic.ID]int64)
for i := 1; i <= 10; i++ {
id := restic.NewRandomID()
// ensure unique ids
id[0] = byte(i)
testPacks[id] = 0
}
selectedPacks := selectRandomPacksByFileSize(testPacks, 10, 500)
rtest.Assert(t, len(selectedPacks) == 1, "Expected 1 selected packs")
selectedPacks = selectRandomPacksByFileSize(testPacks, 10240, 51200)
rtest.Assert(t, len(selectedPacks) == 2, "Expected 2 selected packs")
for pack := range selectedPacks {
_, ok := testPacks[pack]
rtest.Assert(t, ok, "Unexpected selection")
}
selectedPacks = selectRandomPacksByFileSize(testPacks, 500, 500)
rtest.Assert(t, len(selectedPacks) == 10, "Expected 10 selected packs")
for pack := range selectedPacks {
_, ok := testPacks[pack]
rtest.Assert(t, ok, "Unexpected item in selection")
}
}
func TestSelectNoRandomPacksByFileSize(t *testing.T) {
// that the repository without pack files works
var testPacks = make(map[restic.ID]int64)
selectedPacks := selectRandomPacksByFileSize(testPacks, 10, 500)
rtest.Assert(t, len(selectedPacks) == 0, "Expected 0 selected packs")
}
func checkIfFileWithSimilarNameExists(files []fs.DirEntry, fileName string) bool {
found := false
for _, file := range files {
if file.IsDir() {
dirName := file.Name()
if strings.Contains(dirName, fileName) {
found = true
}
}
}
return found
}
func TestPrepareCheckCache(t *testing.T) {
// Create a temporary directory for the cache
tmpDirBase := t.TempDir()
testCases := []struct {
opts CheckOptions
withValidCache bool
}{
{CheckOptions{WithCache: true}, true}, // Shouldn't create temp directory
{CheckOptions{WithCache: false}, true}, // Should create temp directory
{CheckOptions{WithCache: false}, false}, // Should create cache directory first, then temp directory
}
for _, testCase := range testCases {
t.Run("", func(t *testing.T) {
if !testCase.withValidCache {
// remove tmpDirBase to simulate non-existing cache directory
err := os.Remove(tmpDirBase)
rtest.OK(t, err)
}
gopts := GlobalOptions{CacheDir: tmpDirBase}
cleanup := prepareCheckCache(testCase.opts, &gopts, &progress.NoopPrinter{})
files, err := os.ReadDir(tmpDirBase)
rtest.OK(t, err)
if !testCase.opts.WithCache {
// If using a temporary cache directory, the cache directory should exist
// listing all directories inside tmpDirBase (cacheDir)
// one directory should be tmpDir created by prepareCheckCache with 'restic-check-cache-' in path
found := checkIfFileWithSimilarNameExists(files, "restic-check-cache-")
if !found {
t.Errorf("Expected temporary directory to exist, but it does not")
}
} else {
// If not using the cache, the temp directory should not exist
rtest.Assert(t, len(files) == 0, "expected cache directory not to exist, but it does: %v", files)
}
// Call the cleanup function to remove the temporary cache directory
cleanup()
// Verify that the cache directory has been removed
files, err = os.ReadDir(tmpDirBase)
rtest.OK(t, err)
rtest.Assert(t, len(files) == 0, "Expected cache directory to be removed, but it still exists: %v", files)
})
}
}
func TestPrepareDefaultCheckCache(t *testing.T) {
gopts := GlobalOptions{CacheDir: ""}
cleanup := prepareCheckCache(CheckOptions{}, &gopts, &progress.NoopPrinter{})
_, err := os.ReadDir(gopts.CacheDir)
rtest.OK(t, err)
// Call the cleanup function to remove the temporary cache directory
cleanup()
// Verify that the cache directory has been removed
_, err = os.ReadDir(gopts.CacheDir)
rtest.Assert(t, errors.Is(err, os.ErrNotExist), "Expected cache directory to be removed, but it still exists")
}