user: add a service stub with validated register method

1 files changed, 150 insertions, 0 deletions

diff --git a/internal/user/mock_test.go b/internal/user/mock_test.go
new file mode 100644
index 0000000..0f0f672
--- /dev/null
+++ b/internal/user/mock_test.go
@@ -0,0 +1,150 @@
+package user
+
+type RepositoryMock struct {
+	users []User
+	err   error
+}
+
+func getEmptyRepository() *RepositoryMock {
+	return &RepositoryMock{users: []User{}, err: nil}
+}
+
+func (r *RepositoryMock) Create(in *CreateInput) (*User, error) {
+	if r.err != nil {
+		return nil, r.err
+	}
+
+	user := User{
+		Username:     in.Username,
+		Phone:        in.Phone,
+		Email:        in.Email,
+		passwordHash: in.PwHash,
+	}
+
+	r.users = append(r.users, user)
+	return &user, nil
+}
+
+func (r *RepositoryMock) GetByUsernameOrEmail(username string, email string) (*User, error) {
+	if r.err != nil {
+		return nil, r.err
+	}
+
+	for _, user := range r.users {
+		if user.Username == username || user.Email == email {
+			return &user, nil
+		}
+	}
+
+	return nil, ErrUserNotFound
+}
+
+func getInvalidRegisterInputs() map[string]RegisterInput {
+	baseInput := RegisterInput{
+		Username: "testusername",
+		Email:    "testemail@mail.com",
+		Phone:    "+232442223",
+		Password: "1233213344234",
+	}
+
+	badInputs := map[string]RegisterInput{}
+
+	input := baseInput
+	input.Username = ""
+	badInputs["no username"] = input
+
+	input = baseInput
+	input.Username = " "
+	badInputs["username is only whitespace"] = input
+
+	input = baseInput
+	input.Username = "m ike"
+	badInputs["username contains a space"] = input
+
+	input = baseInput
+	input.Username = "1mike"
+	badInputs["username starts with a number"] = input
+
+	input = baseInput
+	input.Username = "ab"
+	badInputs["username is less than 3 chars"] = input
+
+	input = baseInput
+	input.Email = ""
+	badInputs["no email"] = input
+
+	input = baseInput
+	input.Email = " "
+	badInputs["email is just whitespace"] = input
+
+	input = baseInput
+	input.Email = "some weird@email.com"
+	badInputs["email contains inner whitespace"] = input
+
+	input = baseInput
+	input.Email = "someweird@em ail.com"
+	badInputs["email contains whitespace after @ and before dot"] = input
+
+	input = baseInput
+	input.Email = "someweird@email.c om"
+	badInputs["email contains whitespace after dot"] = input
+
+	input = baseInput
+	input.Email = "emailnoat.com"
+	badInputs["email has no @"] = input
+
+	input = baseInput
+	input.Email = "emailnodot@somcom"
+	badInputs["email has no dot"] = input
+
+	input = baseInput
+	input.Email = "@."
+	badInputs["email is only at dot"] = input
+
+	input = baseInput
+	input.Phone = "070e833"
+	badInputs["phone number has letters"] = input
+
+	input = baseInput
+	input.Phone = " "
+	badInputs["phone number is only empty space"] = input
+
+	input = baseInput
+	input.Password = ""
+	badInputs["no password"] = input
+
+	input = baseInput
+	input.Password = "12345678901234567890123456789012345678901234567890123456789012345678901234567890"
+	badInputs["password is over 72 chars"] = input
+
+	input = baseInput
+	input.Password = "1234"
+	badInputs["password is less than 8 chars"] = input
+
+	return badInputs
+}
+
+func (r *RepositoryMock) fill() {
+	users := []User{
+		{
+			Username:     "johnsmith",
+			Email:        "jognsmith@email.com",
+			Phone:        "+332200334",
+			passwordHash: "213412",
+		},
+		{
+			Username:     "janedoe",
+			Email:        "janedoe@email.com",
+			Phone:        "+332200334",
+			passwordHash: "213412",
+		},
+		{
+			Username:     "mrtest",
+			Email:        "mrtest@email.com",
+			Phone:        "+332200334",
+			passwordHash: "213412",
+		},
+	}
+
+	r.users = users
+}