| /* |
| * Copyright 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package androidx.compose.ui.text.input |
| |
| import androidx.compose.ui.text.AnnotatedString |
| import org.junit.Assert.assertEquals |
| import org.junit.Test |
| import org.junit.runner.RunWith |
| import org.junit.runners.JUnit4 |
| |
| @RunWith(JUnit4::class) |
| class PasswordVisualTransformationTest { |
| @Test |
| fun check_visual_output_is_masked_with_asterisk() { |
| val transformation = PasswordVisualTransformation(mask = '*') |
| val text = AnnotatedString("12345") |
| val (transformedText, map) = transformation.filter(text) |
| |
| assertEquals("*****", transformedText.text) |
| for (i in 0..transformedText.text.length) { |
| assertEquals(i, map.originalToTransformed(i)) |
| assertEquals(i, map.transformedToOriginal(i)) |
| } |
| } |
| |
| @Test |
| fun check_visual_output_is_masked_with_default() { |
| val filter = PasswordVisualTransformation() |
| val text = AnnotatedString("1234567890") |
| val (filtered, map) = filter.filter(text) |
| |
| assertEquals("\u2022".repeat(10), filtered.text) |
| for (i in 0..filtered.text.length) { |
| assertEquals(i, map.originalToTransformed(i)) |
| assertEquals(i, map.transformedToOriginal(i)) |
| } |
| } |
| } |