/usr/share/gocode/src/github.com/smartystreets/goconvey/web/server/system/fake_file_system_test.go is in golang-github-smartystreets-goconvey-dev 1.5.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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import (
"os"
"testing"
"time"
. "github.com/smartystreets/goconvey/convey"
)
func TestFakeFileSystem(t *testing.T) {
var fs *FakeFileSystem
Convey("Subject: FakeFileSystem", t, func() {
fs = NewFakeFileSystem()
Convey("When walking a barren file system", func() {
step := func(path string, info os.FileInfo, err error) error { panic("Should NOT happen!") }
Convey("The step function should never be called", func() {
So(func() { fs.Walk("/", step) }, ShouldNotPanic)
})
})
Convey("When a file system is populated...", func() {
first, second, third, fourth := time.Now(), time.Now(), time.Now(), time.Now()
fs.Create("/root", 0, first)
fs.Create("/root/a", 1, second)
fs.Create("/elsewhere/c", 2, third)
fs.Create("/root/b", 3, fourth)
Convey("...and then walked", func() {
paths, names, sizes, times, errors := []string{}, []string{}, []int64{}, []time.Time{}, []error{}
fs.Walk("/root", func(path string, info os.FileInfo, err error) error {
paths = append(paths, path)
names = append(names, info.Name())
sizes = append(sizes, info.Size())
times = append(times, info.ModTime())
errors = append(errors, err)
return nil
})
Convey("Each nested path should be visited once", func() {
So(paths, ShouldResemble, []string{"/root", "/root/a", "/root/b"})
So(names, ShouldResemble, []string{"root", "a", "b"})
So(sizes, ShouldResemble, []int64{0, 1, 3})
So(times, ShouldResemble, []time.Time{first, second, fourth})
So(errors, ShouldResemble, []error{nil, nil, nil})
})
})
})
Convey("When an existing file system item is modified", func() {
fs.Create("/a.txt", 1, time.Now())
fs.Modify("/a.txt")
var size int64
Convey("And the file system is then walked", func() {
fs.Walk("/", func(path string, info os.FileInfo, err error) error {
size = info.Size()
return nil
})
Convey("The modification should be persistent", func() {
So(size, ShouldEqual, 2)
})
})
})
Convey("When an existing file system item is renamed", func() {
initial := time.Now()
fs.Create("/a.txt", 1, initial)
fs.Rename("/a.txt", "/z.txt")
var modified time.Time
var newName string
Convey("And the file system is then walked", func() {
fs.Walk("/", func(path string, info os.FileInfo, err error) error {
modified = info.ModTime()
newName = info.Name()
return nil
})
Convey("The modification should be persistent", func() {
So(modified, ShouldHappenAfter, initial)
So(newName, ShouldEqual, "z.txt")
})
})
})
Convey("When an existing file system item is deleted", func() {
fs.Create("/a.txt", 1, time.Now())
fs.Delete("/a.txt")
var found bool
Convey("And the file system is then walked", func() {
fs.Walk("/", func(path string, info os.FileInfo, err error) error {
if info.Name() == "a.txt" {
found = true
}
return nil
})
Convey("The deleted entry should NOT be visited", func() {
So(found, ShouldBeFalse)
})
})
})
Convey("When an existing folder is deleted", func() {
first, second, third := time.Now(), time.Now(), time.Now()
fs.Create("/a", 1, first)
fs.Create("/a/1.txt", 2, second)
fs.Create("/b", 3, third)
fs.Delete("/a")
Convey("And the file system is then walked", func() {
paths, names, sizes, times, errors := []string{}, []string{}, []int64{}, []time.Time{}, []error{}
fs.Walk("/", func(path string, info os.FileInfo, err error) error {
paths = append(paths, path)
names = append(names, info.Name())
sizes = append(sizes, info.Size())
times = append(times, info.ModTime())
errors = append(errors, err)
return nil
})
Convey("All nested items and the folder should have been removed", func() {
So(paths, ShouldResemble, []string{"/b"})
So(names, ShouldResemble, []string{"b"})
So(sizes, ShouldResemble, []int64{3})
So(times, ShouldResemble, []time.Time{third})
So(errors, ShouldResemble, []error{nil})
})
})
})
Convey("When a directory does NOT exist it should NOT be found", func() {
So(fs.Exists("/not/there"), ShouldBeFalse)
})
Convey("When a folder is created", func() {
modified := time.Now()
fs.Create("/path/to/folder", 3, modified)
Convey("It should be visible as a folder", func() {
So(fs.Exists("/path/to/folder"), ShouldBeTrue)
})
})
Convey("When a file is created", func() {
fs.Create("/path/to/file.txt", 3, time.Now())
Convey("It should NOT be visible as a folder", func() {
So(fs.Exists("/path/to/file.txt"), ShouldBeFalse)
})
})
Convey("Given a directory with contents", func() {
fs.Create("/directory", 1, time.Now())
fs.Create("/directory/1", 2, time.Now())
fs.Create("/directory/2.txt", 3, time.Now())
Convey("When a listing of the directory is requested", func() {
contents, err := fs.Listing("/directory")
Convey("The listing should contain all contents", func() {
So(contents[0].Name(), ShouldEqual, "1")
So(contents[0].IsDir(), ShouldBeTrue)
So(contents[1].Name(), ShouldEqual, "2.txt")
So(contents[1].IsDir(), ShouldBeFalse)
})
Convey("The operation should complete without error", func() {
So(err, ShouldBeNil)
})
})
})
})
}
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