Files
expr/t_builtin-os-file_test.go
T

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2.6 KiB
Go

// Copyright (c) 2024-2026 Celestino Amoroso (celestino.amoroso@gmail.com).
// All rights reserved.
// t_builtin-os-file_test.go
package expr
import (
"testing"
)
// const (
// builtinOsFile_dummyFile = "/tmp/.go-test_dummy.txt"
// )
func TestFuncOs(t *testing.T) {
section := "Builtin-OS-File"
inputs := []inputType{
/* 1 */ {`builtin "os.file"`, int64(1), nil},
/* 2 */ {`builtin "os.file"; handle=fileOpen("/etc/hosts"); fileClose(handle)`, true, nil},
/* 3 */ {`builtin "os.file"; handle=fileOpen("/etc/hostsX")`, nil, `open /etc/hostsX: no such file or directory`},
/* 4 */ {`builtin "os.file"; handle=fileCreate("/tmp/dummy"); fileClose(handle)`, true, nil},
/* 5 */ {`builtin "os.file"; handle=fileAppend("/tmp/dummy"); fileWriteText(handle, "bye-bye"); fileClose(handle)`, true, nil},
/* 6 */ {`builtin "os.file"; handle=fileOpen("/tmp/dummy"); word=fileReadText(handle, "-"); fileClose(handle);word`, "bye", nil},
/* 7 */ {`builtin "os.file"; word=fileReadText(nil, "-")`, nil, `fileReadText(): invalid file handle`},
/* 8 */ {`builtin "os.file"; fileWriteText(nil, "bye")`, nil, `fileWriteText(): invalid file handle`},
/* 9 */ {`builtin "os.file"; handle=fileOpen()`, nil, `fileOpen(): too few params -- expected 1, got 0`},
/* 10 */ {`builtin "os.file"; handle=fileOpen(123)`, nil, `fileOpen(): missing or invalid file path`},
/* 11 */ {`builtin "os.file"; handle=fileCreate(123)`, nil, `fileCreate(): missing or invalid file path`},
/* 12 */ {`builtin "os.file"; handle=fileAppend(123)`, nil, `fileAppend(): missing or invalid file path`},
/* 13 */ {`builtin "os.file"; handle=fileClose(123)`, nil, `fileClose(): invalid file handle`},
/* 14 */ {`builtin "os.file"; handle=fileOpen("/tmp/dummy"); c=fileReadTextAll(handle); fileClose(handle); c`, "bye-bye", nil},
/* 15 */ {`builtin "os.file"; c=fileReadTextAll(123)`, nil, `fileReadTextAll(): invalid file handle 123 [int64]`},
/* 16 */ {`builtin "os.file"; handle=fileOpen("/etc/hosts"); fileClose(handle); string(handle)`, `reader`, nil},
/* 17 */ {`builtin "os.file"; handle=fileCreate("/tmp/dummy"); fileClose(handle); string(handle)`, `writer`, nil},
}
// t.Setenv("EXPR_PATH", ".")
// RunTestSuiteSpec(t, section, inputs, 17)
RunTestSuite(t, section, inputs)
}
// func setupBuiltinOsFile() (err error) {
// var fh *os.File
// // Create test file
// if fh, err = os.Create(builtinOsFile_dummyFile); err == nil {
// defer fh.Close()
// fmt.Fprintln(fh, "uno")
// fmt.Fprintln(fh, "due")
// }
// return
// }
// func cleanupBuiltinOsFile() {
// if fileExists(builtinOsFile_dummyFile) {
// os.Remove(builtinOsFile_dummyFile)
// }
// }