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Diffstat (limited to 'startop/view_compiler/layout_validation_test.cc')
| -rw-r--r-- | startop/view_compiler/layout_validation_test.cc | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/startop/view_compiler/layout_validation_test.cc b/startop/view_compiler/layout_validation_test.cc new file mode 100644 index 000000000000..b74cdae8d725 --- /dev/null +++ b/startop/view_compiler/layout_validation_test.cc @@ -0,0 +1,163 @@ +/* + * Copyright (C) 2018 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. + */ +#include "tinyxml_layout_parser.h" + +#include "gtest/gtest.h" + +using startop::CanCompileLayout; +using std::string; + +namespace { +void ValidateXmlText(const string& xml, bool expected) { + tinyxml2::XMLDocument doc; + doc.Parse(xml.c_str()); + EXPECT_EQ(CanCompileLayout(doc), expected); +} +} // namespace + +TEST(LayoutValidationTest, SingleButtonLayout) { + const string xml = R"(<?xml version="1.0" encoding="utf-8"?> +<Button xmlns:android="http://schemas.android.com/apk/res/android" + android:layout_width="match_parent" + android:layout_height="match_parent" + android:text="Hello, World!"> + +</Button>)"; + ValidateXmlText(xml, /*expected=*/true); +} + +TEST(LayoutValidationTest, SmallConstraintLayout) { + const string xml = R"(<?xml version="1.0" encoding="utf-8"?> +<android.support.constraint.ConstraintLayout + xmlns:android="http://schemas.android.com/apk/res/android" + xmlns:app="http://schemas.android.com/apk/res-auto" + xmlns:tools="http://schemas.android.com/tools" + android:layout_width="match_parent" + android:layout_height="match_parent"> + + <Button + android:id="@+id/button6" + android:layout_width="wrap_content" + android:layout_height="wrap_content" + android:layout_marginEnd="16dp" + android:layout_marginBottom="16dp" + android:text="Button" + app:layout_constraintBottom_toBottomOf="parent" + app:layout_constraintEnd_toEndOf="parent" /> + + <Button + android:id="@+id/button7" + android:layout_width="wrap_content" + android:layout_height="wrap_content" + android:layout_marginEnd="8dp" + android:layout_marginBottom="16dp" + android:text="Button2" + app:layout_constraintBottom_toBottomOf="parent" + app:layout_constraintEnd_toStartOf="@+id/button6" /> + + <Button + android:id="@+id/button8" + android:layout_width="wrap_content" + android:layout_height="wrap_content" + android:layout_marginEnd="8dp" + android:layout_marginBottom="16dp" + android:text="Button1" + app:layout_constraintBottom_toBottomOf="parent" + app:layout_constraintEnd_toStartOf="@+id/button7" /> +</android.support.constraint.ConstraintLayout>)"; + ValidateXmlText(xml, /*expected=*/true); +} + +TEST(LayoutValidationTest, MergeNode) { + const string xml = R"(<?xml version="1.0" encoding="utf-8"?> +<merge xmlns:android="http://schemas.android.com/apk/res/android"> + + <TextView + android:id="@+id/textView3" + android:layout_width="wrap_content" + android:layout_height="wrap_content" + android:text="TextView" /> + + <Button + android:id="@+id/button9" + android:layout_width="wrap_content" + android:layout_height="wrap_content" + android:text="Button" /> +</merge>)"; + ValidateXmlText(xml, /*expected=*/false); +} + +TEST(LayoutValidationTest, IncludeLayout) { + const string xml = R"(<?xml version="1.0" encoding="utf-8"?> +<android.support.constraint.ConstraintLayout + xmlns:android="http://schemas.android.com/apk/res/android" + xmlns:app="http://schemas.android.com/apk/res-auto" + android:layout_width="match_parent" + android:layout_height="match_parent"> + + <include + layout="@layout/single_button_layout" + android:layout_width="wrap_content" + android:layout_height="wrap_content" + app:layout_constraintBottom_toBottomOf="parent" + app:layout_constraintEnd_toEndOf="parent" + app:layout_constraintStart_toStartOf="parent" + app:layout_constraintTop_toTopOf="parent" /> +</android.support.constraint.ConstraintLayout>)"; + ValidateXmlText(xml, /*expected=*/false); +} + +TEST(LayoutValidationTest, ViewNode) { + const string xml = R"(<?xml version="1.0" encoding="utf-8"?> +<android.support.constraint.ConstraintLayout + xmlns:android="http://schemas.android.com/apk/res/android" + xmlns:app="http://schemas.android.com/apk/res-auto" + android:layout_width="match_parent" + android:layout_height="match_parent"> + + <view + class="android.support.design.button.MaterialButton" + id="@+id/view" + android:layout_width="wrap_content" + android:layout_height="wrap_content" + app:layout_constraintBottom_toBottomOf="parent" + app:layout_constraintEnd_toEndOf="parent" + app:layout_constraintStart_toStartOf="parent" + app:layout_constraintTop_toTopOf="parent" /> +</android.support.constraint.ConstraintLayout>)"; + ValidateXmlText(xml, /*expected=*/false); +} + +TEST(LayoutValidationTest, FragmentNode) { + // This test case is from https://developer.android.com/guide/components/fragments + const string xml = R"(<?xml version="1.0" encoding="utf-8"?> +<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" + android:orientation="horizontal" + android:layout_width="match_parent" + android:layout_height="match_parent"> + <fragment android:name="com.example.news.ArticleListFragment" + android:id="@+id/list" + android:layout_weight="1" + android:layout_width="0dp" + android:layout_height="match_parent" /> + <fragment android:name="com.example.news.ArticleReaderFragment" + android:id="@+id/viewer" + android:layout_weight="2" + android:layout_width="0dp" + android:layout_height="match_parent" /> +</LinearLayout>)"; + ValidateXmlText(xml, /*expected=*/false); +} |