Core implementation written with Junie.

data/user_test.go

@@ -0,0 +1,83 @@
+package data
+
+import (
+	"testing"
+)
+
+func TestUserRegisterAndCheck(t *testing.T) {
+	user := &User{}
+	login := &Login{
+		User:     "testuser",
+		Password: "testpassword",
+	}
+
+	err := user.Register(login)
+	if err != nil {
+		t.Fatalf("Failed to register user: %v", err)
+	}
+
+	if user.ID == "" {
+		t.Error("Expected user ID to be set, got empty string")
+	}
+	if user.User != "testuser" {
+		t.Errorf("Expected username 'testuser', got '%s'", user.User)
+	}
+	if len(user.Password) == 0 {
+		t.Error("Expected password to be hashed and set, got empty slice")
+	}
+	if len(user.Salt) == 0 {
+		t.Error("Expected salt to be set, got empty slice")
+	}
+
+	correctLogin := &Login{
+		User:     "testuser",
+		Password: "testpassword",
+	}
+	if !user.Check(correctLogin) {
+		t.Error("Check failed for correct password")
+	}
+
+	incorrectLogin := &Login{
+		User:     "testuser",
+		Password: "wrongpassword",
+	}
+	if user.Check(incorrectLogin) {
+		t.Error("Check passed for incorrect password")
+	}
+
+	wrongUserLogin := &Login{
+		User:     "wronguser",
+		Password: "testpassword",
+	}
+	if user.Check(wrongUserLogin) {
+		t.Error("Check passed for incorrect username")
+	}
+}
+
+func TestSalt(t *testing.T) {
+	salt, err := Salt()
+	if err != nil {
+		t.Fatalf("Failed to generate salt: %v", err)
+	}
+
+	if len(salt) != saltLength {
+		t.Errorf("Expected salt length %d, got %d", saltLength, len(salt))
+	}
+
+	salt2, err := Salt()
+	if err != nil {
+		t.Fatalf("Failed to generate second salt: %v", err)
+	}
+
+	// Check that salts are different (extremely unlikely to be the same)
+	different := false
+	for i := 0; i < len(salt); i++ {
+		if salt[i] != salt2[i] {
+			different = true
+			break
+		}
+	}
+	if !different {
+		t.Error("Expected different salts, got identical values")
+	}
+}