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package example_filesystems
import (
"io/ioutil"
"os"
"path/filepath"
"testing"
"github.com/rfjakob/gocryptfs/v2/tests/test_helpers"
)
const statusTxtContent = "It works!\n"
// checkExampleFS - verify that "dir" contains the expected test files
func checkExampleFS(t *testing.T, dir string, rw bool) {
// Read regular file
statusFile := filepath.Join(dir, "status.txt")
contentBytes, err := ioutil.ReadFile(statusFile)
if err != nil {
t.Error(err)
return
}
content := string(contentBytes)
if content != statusTxtContent {
t.Errorf("Unexpected content: %s\n", content)
}
// Read relative symlink
symlink := filepath.Join(dir, "rel")
target, err := os.Readlink(symlink)
if err != nil {
t.Error(err)
return
}
if target != "status.txt" {
t.Errorf("Unexpected link target: %s\n", target)
}
// Read absolute symlink
symlink = filepath.Join(dir, "abs")
target, err = os.Readlink(symlink)
if err != nil {
t.Error(err)
return
}
if target != "/a/b/c/d" {
t.Errorf("Unexpected link target: %s\n", target)
}
if rw {
// Test directory operations
test_helpers.TestRename(t, dir)
test_helpers.TestMkdirRmdir(t, dir)
}
}
// checkExampleFSLongnames - verify that "dir" contains the expected test files
// plus the long file name test file.
// Also tests simple directory operations.
func checkExampleFSLongnames(t *testing.T, dir string) {
checkExampleFSrw(t, dir, true)
}
// checkExampleFSrw is like checkExampleFSLongnames but gives the caller the
// choice if he wants to run tests that write to the FS.
func checkExampleFSrw(t *testing.T, dir string, rw bool) {
// regular tests
checkExampleFS(t, dir, rw)
// long name test file
longname := "longname_255_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" +
"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" +
"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" +
"xxxxxxxxxxxxxxxxxxxxxxxx"
contentBytes, err := ioutil.ReadFile(filepath.Join(dir, longname))
if err != nil {
t.Error(err)
return
}
content := string(contentBytes)
if content != statusTxtContent {
t.Errorf("longname_255: unexpected content: %s\n", content)
}
}
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