Create password_validation_test.go

test/password_validation_test.go

@@ -0,0 +1,33 @@
+package main
+
+import "testing"
+
+func TestValidatePassword(t *testing.T) {
+	tests := []struct {
+		password string
+		config   PasswordConfig
+		expectErr bool
+	}{
+		// Test cases for length
+		{"short", defaultPasswordConfig, true},
+		{"longEnoughPassword1!", defaultPasswordConfig, false},
+		{string(make([]byte, maxPasswordLength+1)), defaultPasswordConfig, true},
+		
+		// Test cases for character requirements
+		{"NoDigitsOrSpecialChars", defaultPasswordConfig, true},
+		{"WithDigits1", defaultPasswordConfig, true},
+		{"WithSpecialChars!", defaultPasswordConfig, true},
+		{"ValidP@ssw0rd", defaultPasswordConfig, false},
+
+		// Custom config examples
+		{"NoSpecialChar123", PasswordConfig{minPasswordLength, maxPasswordLength, true, true, true, false}, false},
+		{"alllowercase1!", PasswordConfig{minPasswordLength, maxPasswordLength, false, true, true, true}, false},
+	}
+
+	for _, tt := range tests {
+		err := ValidatePassword(tt.password, tt.config)
+		if (err != nil) != tt.expectErr {
+			t.Errorf("ValidatePassword(%s) = %v, expected error = %v", tt.password, err, tt.expectErr)
+		}
+	}
+}