70 lines
1.7 KiB
Go
70 lines
1.7 KiB
Go
// Copyright (c) 2024-2026 Celestino Amoroso (celestino.amoroso@gmail.com).
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// All rights reserved.
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// writer.go
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package file
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import "testing"
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func TestCreateWriter(t *testing.T) {
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w, err := CreateWriter("/tmp/test_writer.txt")
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if err != nil {
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t.Fatalf("CreateWriter failed: %v", err)
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}
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defer w.Close()
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if !w.Valid() {
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t.Fatal("Writer should be valid after creation")
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}
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if w.TypeName() != "fileWriter" {
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t.Fatalf("Expected TypeName 'fileWriter', got '%s'", w.TypeName())
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}
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if w.String() != "writer" {
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t.Fatalf("Expected String 'writer', got '%s'", w.String())
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}
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name := w.GetName()
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if name != "/tmp/test_writer.txt" {
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t.Fatalf("Expected GetName '/tmp/test_writer.txt', got '%s'", name)
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}
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if n, err := w.Write("Hello, World!\n"); err != nil {
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t.Fatalf("Write failed: %v", err)
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} else if n != len("Hello, World!\n") {
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t.Fatalf("Expected to write %d bytes, wrote %d", len("Hello, World!\n"), n)
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}
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if n, err := w.Writef("This is a %s.\n", "test"); err != nil {
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t.Fatalf("Writef failed: %v", err)
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} else if n != len("This is a test.\n") {
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t.Fatalf("Expected to write %d bytes, wrote %d", len("This is a test.\n"), n)
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}
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}
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func TestAppendWriter(t *testing.T) {
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w, err := AppendWriter("/tmp/test_writer.txt")
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if err != nil {
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t.Fatalf("AppendWriter failed: %v", err)
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}
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defer w.Close()
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if !w.Valid() {
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t.Fatal("Writer should be valid after opening for append")
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}
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if w.TypeName() != "fileWriter" {
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t.Fatalf("Expected TypeName 'fileWriter', got '%s'", w.TypeName())
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}
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if w.String() != "writer" {
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t.Fatalf("Expected String 'writer', got '%s'", w.String())
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}
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name := w.GetName()
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if name != "/tmp/test_writer.txt" {
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t.Fatalf("Expected GetName '/tmp/test_writer.txt', got '%s'", name)
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}
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}
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