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// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:flutter/rendering.dart';
import 'package:flutter_test/flutter_test.dart';
void main() {
test('TableBorder constructor', () {
const TableBorder border1 = TableBorder(
left: BorderSide(),
right: BorderSide(color: Color(0xFF00FF00)),
verticalInside: BorderSide(),
);
expect(border1.top, BorderSide.none);
expect(border1.right, const BorderSide(color: Color(0xFF00FF00)));
expect(border1.bottom, BorderSide.none);
expect(border1.left, const BorderSide());
expect(border1.horizontalInside, BorderSide.none);
expect(border1.verticalInside, const BorderSide());
expect(border1.dimensions, const EdgeInsets.symmetric(horizontal: 1.0));
expect(border1.isUniform, isFalse);
expect(border1.scale(2.0), const TableBorder(
left: BorderSide(width: 2.0),
right: BorderSide(width: 2.0, color: Color(0xFF00FF00)),
verticalInside: BorderSide(width: 2.0),
));
});
test('TableBorder.all constructor', () {
final TableBorder border2 = TableBorder.all(
width: 2.0,
color: const Color(0xFF00FFFF),
);
expect(border2.top, const BorderSide(width: 2.0, color: Color(0xFF00FFFF)));
expect(border2.right, const BorderSide(width: 2.0, color: Color(0xFF00FFFF)));
expect(border2.bottom, const BorderSide(width: 2.0, color: Color(0xFF00FFFF)));
expect(border2.left, const BorderSide(width: 2.0, color: Color(0xFF00FFFF)));
expect(border2.horizontalInside, const BorderSide(width: 2.0, color: Color(0xFF00FFFF)));
expect(border2.verticalInside, const BorderSide(width: 2.0, color: Color(0xFF00FFFF)));
expect(border2.dimensions, const EdgeInsets.symmetric(horizontal: 2.0, vertical: 2.0));
expect(border2.isUniform, isTrue);
expect(border2.scale(0.5), TableBorder.all(color: const Color(0xFF00FFFF)));
});
test('TableBorder.symmetric constructor', () {
final TableBorder border3 = TableBorder.symmetric(
inside: const BorderSide(width: 3.0),
outside: const BorderSide(color: Color(0xFFFF0000)),
);
expect(border3.top, const BorderSide(color: Color(0xFFFF0000)));
expect(border3.right, const BorderSide(color: Color(0xFFFF0000)));
expect(border3.bottom, const BorderSide(color: Color(0xFFFF0000)));
expect(border3.left, const BorderSide(color: Color(0xFFFF0000)));
expect(border3.horizontalInside, const BorderSide(width: 3.0));
expect(border3.verticalInside, const BorderSide(width: 3.0));
expect(border3.dimensions, const EdgeInsets.symmetric(horizontal: 1.0, vertical: 1.0));
expect(border3.isUniform, isFalse);
expect(border3.scale(0.0), TableBorder.symmetric(
outside: const BorderSide(width: 0.0, color: Color(0xFFFF0000), style: BorderStyle.none),
));
});
test('TableBorder.lerp', () {
const BorderSide side1 = BorderSide(color: Color(0x00000001));
const BorderSide side2 = BorderSide(width: 2.0, color: Color(0x00000002));
const BorderSide side3 = BorderSide(width: 3.0, color: Color(0x00000003));
const BorderSide side4 = BorderSide(width: 4.0, color: Color(0x00000004));
const BorderSide side5 = BorderSide(width: 5.0, color: Color(0x00000005));
const BorderSide side6 = BorderSide(width: 6.0, color: Color(0x00000006));
const TableBorder tableA = TableBorder(
top: side1,
right: side2,
bottom: side3,
left: side4,
horizontalInside: side5,
verticalInside: side6,
);
expect(tableA.isUniform, isFalse);
expect(tableA.dimensions, const EdgeInsets.fromLTRB(4.0, 1.0, 2.0, 3.0));
final TableBorder tableB = TableBorder(
top: side1.scale(2.0),
right: side2.scale(2.0),
bottom: side3.scale(2.0),
left: side4.scale(2.0),
horizontalInside: side5.scale(2.0),
verticalInside: side6.scale(2.0),
);
expect(tableB.isUniform, isFalse);
expect(tableB.dimensions, const EdgeInsets.fromLTRB(4.0, 1.0, 2.0, 3.0) * 2.0);
final TableBorder tableC = TableBorder(
top: side1.scale(3.0),
right: side2.scale(3.0),
bottom: side3.scale(3.0),
left: side4.scale(3.0),
horizontalInside: side5.scale(3.0),
verticalInside: side6.scale(3.0),
);
expect(tableC.isUniform, isFalse);
expect(tableC.dimensions, const EdgeInsets.fromLTRB(4.0, 1.0, 2.0, 3.0) * 3.0);
expect(TableBorder.lerp(tableA, tableC, 0.5), tableB);
expect(TableBorder.lerp(tableA, tableB, 2.0), tableC);
expect(TableBorder.lerp(tableB, tableC, -1.0), tableA);
expect(TableBorder.lerp(tableA, tableC, 0.9195)!.isUniform, isFalse);
expect(
TableBorder.lerp(tableA, tableC, 0.9195)!.dimensions,
EdgeInsets.lerp(tableA.dimensions, tableC.dimensions, 0.9195),
);
});
test('TableBorder.lerp identical a,b', () {
expect(TableBorder.lerp(null, null, 0), null);
const TableBorder border = TableBorder();
expect(identical(TableBorder.lerp(border, border, 0.5), border), true);
});
test('TableBorder.lerp with nulls', () {
final TableBorder table2 = TableBorder.all(width: 2.0);
final TableBorder table1 = TableBorder.all();
expect(TableBorder.lerp(table2, null, 0.5), table1);
expect(TableBorder.lerp(null, table2, 0.5), table1);
expect(TableBorder.lerp(null, null, 0.5), null);
});
test('TableBorder Object API', () {
expect(const TableBorder(), isNot(1.0));
expect(const TableBorder().hashCode, isNot(const TableBorder(top: BorderSide(width: 0.0)).hashCode));
});
test('TableBorder Object API', () {
final String none = BorderSide.none.toString();
final String zeroRadius = BorderRadius.zero.toString();
expect(const TableBorder().toString(), 'TableBorder($none, $none, $none, $none, $none, $none, $zeroRadius)');
});
test('TableBorder.all with a borderRadius', () {
final TableBorder tableA = TableBorder.all(borderRadius: const BorderRadius.all(Radius.circular(8.0)));
expect(tableA.borderRadius, const BorderRadius.all(Radius.circular(8.0)));
});
}