diff --git "a/M\303\251todoSerTestado.py" "b/M\303\251todoSerTestado.py"
new file mode 100644
index 0000000000..bdc521b0db
--- /dev/null
+++ "b/M\303\251todoSerTestado.py"
@@ -0,0 +1,10 @@
+from faker.providers import BaseProvider
+import random
+import string
+
+class Provider(BaseProvider):
+    def passport_number(self):
+    
+        letters = ''.join(random.choices(string.ascii_uppercase, k=2))
+        numbers = ''.join(random.choices(string.digits, k=7))
+        return letters + numbers
diff --git a/codigotest.py b/codigotest.py
new file mode 100644
index 0000000000..64d66074f6
--- /dev/null
+++ b/codigotest.py
@@ -0,0 +1,38 @@
+import unittest
+from faker import Faker
+import re
+
+class TestPassportProvider(unittest.TestCase):
+
+    def setUp(self):
+        self.fake = Faker()
+        self.provider = self.fake.passport_number
+
+    def test_valid_passport_number(self):
+        passport = self.provider()
+        self.assertRegex(passport, r'^[A-Z]{2}[0-9]{7}$')
+
+   
+    def test_letters_are_uppercase(self):
+        passport = self.provider()
+        letters = passport[:2]
+        self.assertTrue(all(l.isalpha() and l.isupper() for l in letters))
+
+  
+    def test_letters_length(self):
+        passport = self.provider()
+        self.assertEqual(len(passport[:2]), 2)
+
+    def test_digits_are_numbers(self):
+        passport = self.provider()
+        digits = passport[2:]
+        self.assertTrue(digits.isdigit())
+
+    
+    def test_digits_length(self):
+        passport = self.provider()
+        self.assertEqual(len(passport[2:]), 7)
+
+
+if __name__ == '__main__':
+    unittest.main()
diff --git a/testcodig.py b/testcodig.py
new file mode 100644
index 0000000000..76c7b46bf5
--- /dev/null
+++ b/testcodig.py
@@ -0,0 +1,34 @@
+import unittest
+from faker import Faker
+import re
+
+
+class TestPassportProvider(unittest.TestCase):
+
+    def setUp(self):
+        self.fake = Faker()
+        self.provider = self.fake.passport_number
+
+    def test_valid_passport_number(self):
+        passport = self.provider()
+        self.assertRegex(passport, r'^[A-Z]{2}[0-9]{7}$')
+
+    def test_invalid_letters(self):
+        passport = 'A11234567'
+        self.assertFalse(re.match(r'^[A-Z]{2}[0-9]{7}$', passport))
+
+    def test_invalid_letter_length(self):
+        passport = 'A1234567'
+        self.assertFalse(re.match(r'^[A-Z]{2}[0-9]{7}$', passport))
+
+    def test_invalid_digit_characters(self):
+        passport = 'AB1234A67'
+        self.assertFalse(re.match(r'^[A-Z]{2}[0-9]{7}$', passport))
+
+    def test_invalid_digit_length(self):
+        passport = 'AB123456'
+        self.assertFalse(re.match(r'^[A-Z]{2}[0-9]{7}$', passport))
+
+
+if __name__ == '__main__':
+    unittest.main()
diff --git a/testesplacas b/testesplacas
new file mode 100644
index 0000000000..5a5a212117
--- /dev/null
+++ b/testesplacas
@@ -0,0 +1,19 @@
+def test_latam_plate_brasil():
+    from faker import Faker
+    fake = Faker()
+    plate = fake.latam_plate(pais='brasil')
+    assert isinstance(plate, str)
+    assert '-' in plate
+    assert len(plate) == 8
+
+def test_latam_plate_argentina():
+    from faker import Faker
+    fake = Faker()
+    plate = fake.latam_plate(pais='argentina')
+    assert ' ' in plate
+
+def test_latam_plate_chile():
+    from faker import Faker
+    fake = Faker()
+    plate = fake.latam_plate(pais='chile')
+    assert '-' in plate