1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
// 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/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter_test/flutter_test.dart';
void main() {
test('DataTableThemeData copyWith, ==, hashCode basics', () {
expect(const DataTableThemeData(), const DataTableThemeData().copyWith());
expect(const DataTableThemeData().hashCode, const DataTableThemeData().copyWith().hashCode);
});
test('DataTableThemeData defaults', () {
const DataTableThemeData themeData = DataTableThemeData();
expect(themeData.decoration, null);
expect(themeData.dataRowColor, null);
expect(themeData.dataRowHeight, null);
expect(themeData.dataTextStyle, null);
expect(themeData.headingRowColor, null);
expect(themeData.headingRowHeight, null);
expect(themeData.headingTextStyle, null);
expect(themeData.horizontalMargin, null);
expect(themeData.columnSpacing, null);
expect(themeData.dividerThickness, null);
const DataTableTheme theme = DataTableTheme(data: DataTableThemeData(), child: SizedBox());
expect(theme.data.decoration, null);
expect(theme.data.dataRowColor, null);
expect(theme.data.dataRowHeight, null);
expect(theme.data.dataTextStyle, null);
expect(theme.data.headingRowColor, null);
expect(theme.data.headingRowHeight, null);
expect(theme.data.headingTextStyle, null);
expect(theme.data.horizontalMargin, null);
expect(theme.data.columnSpacing, null);
expect(theme.data.dividerThickness, null);
});
testWidgets('Default DataTableThemeData debugFillProperties', (WidgetTester tester) async {
final DiagnosticPropertiesBuilder builder = DiagnosticPropertiesBuilder();
const DataTableThemeData().debugFillProperties(builder);
final List<String> description = builder.properties
.where((DiagnosticsNode node) => !node.isFiltered(DiagnosticLevel.info))
.map((DiagnosticsNode node) => node.toString())
.toList();
expect(description, <String>[]);
});
testWidgets('DataTableThemeData implements debugFillProperties', (WidgetTester tester) async {
final DiagnosticPropertiesBuilder builder = DiagnosticPropertiesBuilder();
DataTableThemeData(
decoration: const BoxDecoration(color: Color(0xfffffff0)),
dataRowColor: MaterialStateProperty.resolveWith<Color>(
(Set<MaterialState> states) => const Color(0xfffffff1),
),
dataRowHeight: 51.0,
dataTextStyle: const TextStyle(fontSize: 12.0),
headingRowColor: MaterialStateProperty.resolveWith<Color>(
(Set<MaterialState> states) => const Color(0xfffffff2),
),
headingRowHeight: 52.0,
headingTextStyle: const TextStyle(fontSize: 14.0),
horizontalMargin: 3.0,
columnSpacing: 4.0,
dividerThickness: 5.0,
).debugFillProperties(builder);
final List<String> description = builder.properties
.where((DiagnosticsNode node) => !node.isFiltered(DiagnosticLevel.info))
.map((DiagnosticsNode node) => node.toString())
.toList();
expect(description[0], 'decoration: BoxDecoration(color: Color(0xfffffff0))');
expect(description[1], 'dataRowColor: Instance of \'_MaterialStatePropertyWith<Color>\'');
expect(description[2], 'dataRowHeight: 51.0');
expect(description[3], 'dataTextStyle: TextStyle(inherit: true, size: 12.0)');
expect(description[4], 'headingRowColor: Instance of \'_MaterialStatePropertyWith<Color>\'');
expect(description[5], 'headingRowHeight: 52.0');
expect(description[6], 'headingTextStyle: TextStyle(inherit: true, size: 14.0)');
expect(description[7], 'horizontalMargin: 3.0');
expect(description[8], 'columnSpacing: 4.0');
expect(description[9], 'dividerThickness: 5.0');
});
testWidgets('DataTable is themeable', (WidgetTester tester) async {
const BoxDecoration decoration = BoxDecoration(color: Color(0xfffffff0));
final MaterialStateProperty<Color> dataRowColor = MaterialStateProperty.all<Color>(const Color(0xfffffff1));
const double dataRowHeight = 51.0;
const TextStyle dataTextStyle = TextStyle(fontSize: 12.5);
final MaterialStateProperty<Color> headingRowColor = MaterialStateProperty.all<Color>(const Color(0xfffffff2));
const double headingRowHeight = 52.0;
const TextStyle headingTextStyle = TextStyle(fontSize: 14.5);
const double horizontalMargin = 3.0;
const double columnSpacing = 4.0;
const double dividerThickness = 5.0;
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(
dataTableTheme: DataTableThemeData(
decoration: decoration,
dataRowColor: dataRowColor,
dataRowHeight: dataRowHeight,
dataTextStyle: dataTextStyle,
headingRowColor: headingRowColor,
headingRowHeight: headingRowHeight,
headingTextStyle: headingTextStyle,
horizontalMargin: horizontalMargin,
columnSpacing: columnSpacing,
dividerThickness: dividerThickness,
),
),
home: Scaffold(
body: DataTable(
sortColumnIndex: 0,
columns: <DataColumn>[
DataColumn(
label: const Text('A'),
onSort: (int columnIndex, bool ascending) {},
),
const DataColumn(label: Text('B')),
],
rows: const <DataRow>[
DataRow(cells: <DataCell>[
DataCell(Text('Data')),
DataCell(Text('Data 2')),
]),
],
),
),
),
);
final Finder tableContainerFinder = find.ancestor(of: find.byType(Table), matching: find.byType(Container));
expect(tester.widgetList<Container>(tableContainerFinder).first.decoration, decoration);
final TextStyle dataRowTextStyle = tester.renderObject<RenderParagraph>(find.text('Data')).text.style!;
expect(dataRowTextStyle.fontSize, dataTextStyle.fontSize);
expect(_tableRowBoxDecoration(tester: tester, index: 1).color, dataRowColor.resolve(<MaterialState>{}));
expect(_tableRowBoxDecoration(tester: tester, index: 1).border!.top.width, dividerThickness);
expect(tester.getSize(_findFirstContainerFor('Data')).height, dataRowHeight);
final TextStyle headingRowTextStyle = tester.renderObject<RenderParagraph>(find.text('A')).text.style!;
expect(headingRowTextStyle.fontSize, headingTextStyle.fontSize);
expect(_tableRowBoxDecoration(tester: tester, index: 0).color, headingRowColor.resolve(<MaterialState>{}));
expect(tester.getSize(_findFirstContainerFor('A')).height, headingRowHeight);
expect(tester.getTopLeft(find.text('A')).dx, horizontalMargin);
expect(tester.getTopLeft(find.text('Data 2')).dx - tester.getTopRight(find.text('Data')).dx, columnSpacing);
});
testWidgets('DataTable properties are taken over the theme values', (WidgetTester tester) async {
const BoxDecoration themeDecoration = BoxDecoration(color: Color(0xfffffff1));
final MaterialStateProperty<Color> themeDataRowColor = MaterialStateProperty.all<Color>(const Color(0xfffffff0));
const double themeDataRowHeight = 50.0;
const TextStyle themeDataTextStyle = TextStyle(fontSize: 11.5);
final MaterialStateProperty<Color> themeHeadingRowColor = MaterialStateProperty.all<Color>(const Color(0xfffffff1));
const double themeHeadingRowHeight = 51.0;
const TextStyle themeHeadingTextStyle = TextStyle(fontSize: 13.5);
const double themeHorizontalMargin = 2.0;
const double themeColumnSpacing = 3.0;
const double themeDividerThickness = 4.0;
const BoxDecoration decoration = BoxDecoration(color: Color(0xfffffff0));
final MaterialStateProperty<Color> dataRowColor = MaterialStateProperty.all<Color>(const Color(0xfffffff1));
const double dataRowHeight = 51.0;
const TextStyle dataTextStyle = TextStyle(fontSize: 12.5);
final MaterialStateProperty<Color> headingRowColor = MaterialStateProperty.all<Color>(const Color(0xfffffff2));
const double headingRowHeight = 52.0;
const TextStyle headingTextStyle = TextStyle(fontSize: 14.5);
const double horizontalMargin = 3.0;
const double columnSpacing = 4.0;
const double dividerThickness = 5.0;
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(
dataTableTheme: DataTableThemeData(
decoration: themeDecoration,
dataRowColor: themeDataRowColor,
dataRowHeight: themeDataRowHeight,
dataTextStyle: themeDataTextStyle,
headingRowColor: themeHeadingRowColor,
headingRowHeight: themeHeadingRowHeight,
headingTextStyle: themeHeadingTextStyle,
horizontalMargin: themeHorizontalMargin,
columnSpacing: themeColumnSpacing,
dividerThickness: themeDividerThickness,
),
),
home: Scaffold(
body: DataTable(
decoration: decoration,
dataRowColor: dataRowColor,
dataRowHeight: dataRowHeight,
dataTextStyle: dataTextStyle,
headingRowColor: headingRowColor,
headingRowHeight: headingRowHeight,
headingTextStyle: headingTextStyle,
horizontalMargin: horizontalMargin,
columnSpacing: columnSpacing,
dividerThickness: dividerThickness,
sortColumnIndex: 0,
columns: <DataColumn>[
DataColumn(
label: const Text('A'),
onSort: (int columnIndex, bool ascending) {},
),
const DataColumn(label: Text('B')),
],
rows: const <DataRow>[
DataRow(cells: <DataCell>[
DataCell(Text('Data')),
DataCell(Text('Data 2')),
]),
],
),
),
),
);
final Finder tableContainerFinder = find.ancestor(of: find.byType(Table), matching: find.byType(Container));
expect(tester.widget<Container>(tableContainerFinder).decoration, decoration);
final TextStyle dataRowTextStyle = tester.renderObject<RenderParagraph>(find.text('Data')).text.style!;
expect(dataRowTextStyle.fontSize, dataTextStyle.fontSize);
expect(_tableRowBoxDecoration(tester: tester, index: 1).color, dataRowColor.resolve(<MaterialState>{}));
expect(_tableRowBoxDecoration(tester: tester, index: 1).border!.top.width, dividerThickness);
expect(tester.getSize(_findFirstContainerFor('Data')).height, dataRowHeight);
final TextStyle headingRowTextStyle = tester.renderObject<RenderParagraph>(find.text('A')).text.style!;
expect(headingRowTextStyle.fontSize, headingTextStyle.fontSize);
expect(_tableRowBoxDecoration(tester: tester, index: 0).color, headingRowColor.resolve(<MaterialState>{}));
expect(tester.getSize(_findFirstContainerFor('A')).height, headingRowHeight);
expect(tester.getTopLeft(find.text('A')).dx, horizontalMargin);
expect(tester.getTopLeft(find.text('Data 2')).dx - tester.getTopRight(find.text('Data')).dx, columnSpacing);
});
}
BoxDecoration _tableRowBoxDecoration({required WidgetTester tester, required int index}) {
final Table table = tester.widget(find.byType(Table));
final TableRow tableRow = table.children[index];
return tableRow.decoration! as BoxDecoration;
}
// The finder matches with the Container of the cell content, as well as the
// Container wrapping the whole table. The first one is used to test row
// heights.
Finder _findFirstContainerFor(String text) => find.widgetWithText(Container, text).first;