package strfs_test import ( "github.com/reiver/go-strfs" "io" "io/fs" "time" "testing" ) func TestRegularFile(t *testing.T) { tests := []struct{ FileContent string FileName string FileModTime time.Time }{ { FileContent: "", FileName: "empty.txt", FileModTime: time.Now(), }, { FileContent: "once", FileName: "file1.txt", FileModTime: time.Date(2022, 12, 12, 10, 30, 14, 2, time.UTC), }, { FileContent: "once twice", FileName: "file2.html", FileModTime: time.Date(1984, 01, 14, 9, 10, 11, 12, time.Local), }, { FileContent: "once twice thrice", FileName: "file3.gmni", FileModTime: time.Date(1974, 12, 18, 4, 5, 6, 7, time.Local), }, { FileContent: "once twice thrice fource", FileName: "file4.fngr", }, } for testNumber, test := range tests { var regularfile strfs.RegularFile { fileinfo, err := regularfile.Stat() if nil == err { t.Errorf("For test #%d, expected an error but did not actually get one.", testNumber) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } if expected, actual := "empty content", err.Error(); expected != actual { t.Errorf("For test #%d, the actual error is not what was expected.", testNumber) t.Logf("EXPECTED ERROR: %q", expected) t.Logf("ACTUAL ERR: %q", actual) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } if nil != fileinfo { t.Errorf("For test #%d, expected returned fileinfo to be nil but actually wasn't.", testNumber) t.Logf("FILEINFO: %#v", fileinfo) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue continue } } { var b [1]byte var p []byte = b[:] n, err := regularfile.Read(p) if expected, actual := 0, n; expected != actual { t.Errorf("For test #%d, the actual number-of-bytes read is not what was expected.", testNumber) t.Logf("EXPECTED NUMBER-BYTES-READ: %d", expected) t.Logf("ACTUAL NUMBER-BYTES-READ: %d", actual) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } if nil == err { t.Errorf("For test #%d, expected an error but did not actually get one.", testNumber) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } if expected, actual := "closed", err.Error(); expected != actual { t.Errorf("For test #%d, the actual error is not what was expected.", testNumber) t.Logf("EXPECTED ERROR: %q", expected) t.Logf("ACTUAL ERR: %q", actual) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } } { regularfile = strfs.RegularFile{ FileContent: strfs.CreateContent(test.FileContent), FileName: test.FileName, FileModTime: test.FileModTime, } } var file fs.File = ®ularfile if nil == file { t.Errorf("For test #%d, did not expect file to be nil but actually was.", testNumber) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } { actualBytes, err := io.ReadAll(file) if nil != err { t.Errorf("For test #%d, did not expect an error but actually got one.", testNumber) t.Logf("ERROR: (%T) %s", err, err) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } var actual string = string(actualBytes) var expected string = test.FileContent if expected != actual { t.Errorf("For test #%d, the actual file-content is not what was expected.", testNumber) t.Logf("EXPECTED FILE-CONTENT: %q", expected) t.Logf("ACTUAL FILE-CONTENT: %q", actual) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } } var fileinfo fs.FileInfo { var err error fileinfo, err = file.Stat() if nil != err { t.Errorf("For test #%d, did not expect an error but actually got one.", testNumber) t.Logf("ERROR: (%T) %s", err, err) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } if nil == fileinfo { t.Errorf("For test #%d, did not expect file-info to be nil but actually was.", testNumber) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } } { var expected string = test.FileName var actual string = fileinfo.Name() if expected != actual { t.Errorf("For test #%d, the actual file-name is not what was expected.", testNumber) t.Logf("EXPECTED FILE-NAME: %q", expected) t.Logf("ACTUAL FILE-NAME: %q", actual) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } } { var expected int64 = int64(len(test.FileContent)) var actual int64 = fileinfo.Size() if expected != actual { t.Errorf("For test #%d, the actual file-size is not what was expected.", testNumber) t.Logf("EXPECTED FILE-SIZE: %d", expected) t.Logf("ACTUAL FILE-SIZE: %d", actual) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } } { const modeRegularFile = 0 var expected fs.FileMode = modeRegularFile var actual fs.FileMode = fileinfo.Mode() if expected != actual { t.Errorf("For test #%d, the actual file-mode is not what was expected.", testNumber) t.Logf("EXPECTED FILE-MODE: %d", expected) t.Logf("ACTUAL FILE-MODE: %d", actual) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } } { var expected bool = false var actual bool = fileinfo.IsDir() if expected != actual { t.Errorf("For test #%d, the actual file-is-directory is not what was expected.", testNumber) t.Logf("EXPECTED FILE-MODE: %t", expected) t.Logf("ACTUAL FILE-MODE: %t", actual) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } } { var expected time.Time = test.FileModTime var actual time.Time = fileinfo.ModTime() if !expected.Equal(actual) { t.Errorf("For test #%d, the actual mod-time is not what was expected.", testNumber) t.Logf("EXPECTED FILE-MOD-TIME: %v", expected) t.Logf("ACTUAL FILE-MOD-TIME: %v", actual) t.Logf("REGULARFILE-NAME: %q", test.FileName) t.Logf("REGULARFILE-MODTIME: %v", test.FileModTime) t.Logf("REGULARFILE-CONTENT: %q", test.FileContent) continue } } } }