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Dart null safety (#6696)

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* Dart null-safety - prepare migration annotations in library files

* Dart null-safety - apply migration

* Dart null-safety - update flatc to generate valid code

* Dart null-safety - fix flatc generated code and adjust tests

* Dart null-safety - update example and the generated code in the tests folder

* Dart null safety - minor review changes

* Dart - apply `dartfmt -w .`
This commit is contained in:
Ivan Dlugos
2021-06-22 17:54:57 +02:00
committed by GitHub
parent 71d43f3be9
commit a6ee335574
23 changed files with 3352 additions and 2649 deletions
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478
dart/test/flex_builder_test.dart
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@@ -58,18 +58,18 @@ void main() {
{
var flx = Builder();
flx.addString('hello 😱');
expect(flx.finish(), [10, 104, 101, 108, 108, 111, 32, 240, 159, 152, 177, 0, 11, 20, 1]);
expect(flx.finish(),
[10, 104, 101, 108, 108, 111, 32, 240, 159, 152, 177, 0, 11, 20, 1]);
}
});
test('build vector', (){
test('build vector', () {
{
var flx = Builder()
..startVector()
..addInt(1)
..addInt(2)
..end()
;
..end();
expect(flx.finish(), [1, 2, 2, 64, 1]);
}
{
@@ -77,8 +77,7 @@ void main() {
..startVector()
..addInt(-1)
..addInt(256)
..end()
;
..end();
expect(flx.finish(), [255, 255, 0, 1, 4, 65, 1]);
}
{
@@ -86,8 +85,7 @@ void main() {
..startVector()
..addInt(-45)
..addInt(256000)
..end()
;
..end();
expect(flx.finish(), [211, 255, 255, 255, 0, 232, 3, 0, 8, 66, 1]);
}
{
@@ -95,9 +93,28 @@ void main() {
..startVector()
..addDouble(1.1)
..addDouble(-256)
..end()
;
expect(flx.finish(), [154, 153, 153, 153, 153, 153, 241, 63, 0, 0, 0, 0, 0, 0, 112, 192, 16, 75, 1]);
..end();
expect(flx.finish(), [
154,
153,
153,
153,
153,
153,
241,
63,
0,
0,
0,
0,
0,
0,
112,
192,
16,
75,
1
]);
}
{
var flx = Builder()
@@ -105,8 +122,7 @@ void main() {
..addInt(1)
..addInt(2)
..addInt(4)
..end()
;
..end();
expect(flx.finish(), [1, 2, 4, 3, 76, 1]);
}
{
@@ -115,19 +131,17 @@ void main() {
..addInt(-1)
..addInt(256)
..addInt(4)
..end()
;
..end();
expect(flx.finish(), [255, 255, 0, 1, 4, 0, 6, 77, 1]);
}
{
var flx = Builder()
..startVector()
..startVector()
..addInt(61)
..end()
..addInt(64)
..startVector()
..addInt(61)
..end()
;
..addInt(64)
..end();
expect(flx.finish(), [1, 61, 2, 2, 64, 44, 4, 4, 40, 1]);
}
{
@@ -136,9 +150,31 @@ void main() {
..addString('foo')
..addString('bar')
..addString('baz')
..end()
;
expect(flx.finish(), [3, 102, 111, 111, 0, 3, 98, 97, 114, 0, 3, 98, 97, 122, 0, 3, 15, 11, 7, 3, 60, 1]);
..end();
expect(flx.finish(), [
3,
102,
111,
111,
0,
3,
98,
97,
114,
0,
3,
98,
97,
122,
0,
3,
15,
11,
7,
3,
60,
1
]);
}
{
var flx = Builder()
@@ -149,9 +185,34 @@ void main() {
..addString('foo')
..addString('bar')
..addString('baz')
..end()
;
expect(flx.finish(), [3, 102, 111, 111, 0, 3, 98, 97, 114, 0, 3, 98, 97, 122, 0, 6, 15, 11, 7, 18, 14, 10, 6, 60, 1]);
..end();
expect(flx.finish(), [
3,
102,
111,
111,
0,
3,
98,
97,
114,
0,
3,
98,
97,
122,
0,
6,
15,
11,
7,
18,
14,
10,
6,
60,
1
]);
}
{
var flx = Builder()
@@ -159,8 +220,7 @@ void main() {
..addBool(true)
..addBool(false)
..addBool(true)
..end()
;
..end();
expect(flx.finish(), [3, 1, 0, 1, 3, 144, 1]);
}
{
@@ -171,29 +231,83 @@ void main() {
..addInt(-5)
..addDouble(1.3)
..addBool(true)
..end()
;
..end();
expect(flx.finish(), [
3, 102, 111, 111, 0, 0, 0, 0,
5, 0, 0, 0, 0, 0, 0, 0,
15, 0, 0, 0, 0, 0, 0, 0,
1, 0, 0, 0, 0, 0, 0, 0,
251, 255, 255, 255, 255, 255, 255, 255,
205, 204, 204, 204, 204, 204, 244, 63,
1, 0, 0, 0, 0, 0, 0, 0,
20, 4, 4, 15, 104, 45, 43, 1]);
3,
102,
111,
111,
0,
0,
0,
0,
5,
0,
0,
0,
0,
0,
0,
0,
15,
0,
0,
0,
0,
0,
0,
0,
1,
0,
0,
0,
0,
0,
0,
0,
251,
255,
255,
255,
255,
255,
255,
255,
205,
204,
204,
204,
204,
204,
244,
63,
1,
0,
0,
0,
0,
0,
0,
0,
20,
4,
4,
15,
104,
45,
43,
1
]);
}
});
test('build map', ()
{
test('build map', () {
{
var flx = Builder()
..startMap()
..addKey('a')
..addInt(12)
..end()
;
..end();
expect(flx.finish(), [97, 0, 1, 3, 1, 1, 1, 12, 4, 2, 36, 1]);
}
{
@@ -203,105 +317,270 @@ void main() {
..addInt(12)
..addKey('')
..addInt(45)
..end()
;
expect(flx.finish(), [97, 0, 0, 2, 2, 5, 2, 1, 2, 45, 12, 4, 4, 4, 36, 1]);
..end();
expect(
flx.finish(), [97, 0, 0, 2, 2, 5, 2, 1, 2, 45, 12, 4, 4, 4, 36, 1]);
}
{
var flx = Builder()
..startVector()
..startMap()
..addKey('something')
..addInt(12)
..end()
..startMap()
..addKey('something')
..addInt(45)
..end()
..startMap()
..addKey('something')
..addInt(12)
..end()
;
expect(flx.finish(), [115, 111, 109, 101, 116, 104, 105, 110, 103, 0,
1, 11, 1, 1, 1, 12, 4, 6, 1, 1, 45, 4, 2, 8, 4, 36, 36, 4, 40, 1]);
..startMap()
..addKey('something')
..addInt(45)
..end()
..end();
expect(flx.finish(), [
115,
111,
109,
101,
116,
104,
105,
110,
103,
0,
1,
11,
1,
1,
1,
12,
4,
6,
1,
1,
45,
4,
2,
8,
4,
36,
36,
4,
40,
1
]);
}
});
test('build blob', ()
{
test('build blob', () {
{
var flx = Builder()
..addBlob(Uint8List.fromList([1, 2, 3]).buffer)
;
var flx = Builder()..addBlob(Uint8List.fromList([1, 2, 3]).buffer);
expect(flx.finish(), [3, 1, 2, 3, 3, 100, 1]);
}
});
test('build from object', (){
expect(Builder.buildFromObject(Uint8List.fromList([1, 2, 3]).buffer).asUint8List(), [3, 1, 2, 3, 3, 100, 1]);
test('build from object', () {
expect(
Builder.buildFromObject(Uint8List.fromList([1, 2, 3]).buffer)
.asUint8List(),
[3, 1, 2, 3, 3, 100, 1]);
expect(Builder.buildFromObject(null).asUint8List(), [0, 0, 1]);
expect(Builder.buildFromObject(true).asUint8List(), [1, 104, 1]);
expect(Builder.buildFromObject(false).asUint8List(), [0, 104, 1]);
expect(Builder.buildFromObject(25).asUint8List(), [25, 4, 1]);
expect(Builder.buildFromObject(-250).asUint8List(), [6, 255, 5, 2]);
expect(Builder.buildFromObject(-2.50).asUint8List(), [0, 0, 32, 192, 14, 4]);
expect(Builder.buildFromObject('Maxim').asUint8List(), [5, 77, 97, 120, 105, 109, 0, 6, 20, 1]);
expect(Builder.buildFromObject([1, 3.3, 'max', true, null, false]).asUint8List(), [
3, 109, 97, 120, 0, 0, 0, 0,
6, 0, 0, 0, 0, 0, 0, 0,
1, 0, 0, 0, 0, 0, 0, 0,
102, 102, 102, 102, 102, 102, 10, 64,
31, 0, 0, 0, 0, 0, 0, 0,
1, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
4, 15, 20, 104, 0, 104, 54, 43, 1
]);
expect(Builder.buildFromObject([{'something':12}, {'something': 45}]).asUint8List(), [
115, 111, 109, 101, 116, 104, 105, 110, 103, 0,
1, 11, 1, 1, 1, 12, 4, 6, 1, 1, 45, 4, 2, 8, 4, 36, 36, 4, 40, 1
]);
expect(
Builder.buildFromObject(-2.50).asUint8List(), [0, 0, 32, 192, 14, 4]);
expect(Builder.buildFromObject('Maxim').asUint8List(),
[5, 77, 97, 120, 105, 109, 0, 6, 20, 1]);
expect(
Builder.buildFromObject([1, 3.3, 'max', true, null, false])
.asUint8List(),
[
3,
109,
97,
120,
0,
0,
0,
0,
6,
0,
0,
0,
0,
0,
0,
0,
1,
0,
0,
0,
0,
0,
0,
0,
102,
102,
102,
102,
102,
102,
10,
64,
31,
0,
0,
0,
0,
0,
0,
0,
1,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
4,
15,
20,
104,
0,
104,
54,
43,
1
]);
expect(
Builder.buildFromObject([
{'something': 12},
{'something': 45}
]).asUint8List(),
[
115,
111,
109,
101,
116,
104,
105,
110,
103,
0,
1,
11,
1,
1,
1,
12,
4,
6,
1,
1,
45,
4,
2,
8,
4,
36,
36,
4,
40,
1
]);
});
test('add double indirectly', (){
var flx = Builder()
..addDoubleIndirectly(0.1)
;
test('add double indirectly', () {
var flx = Builder()..addDoubleIndirectly(0.1);
expect(flx.finish(), [154, 153, 153, 153, 153, 153, 185, 63, 8, 35, 1]);
});
test('add double indirectly to vector with cache', (){
test('add double indirectly to vector with cache', () {
var flx = Builder()
..startVector()
..addDoubleIndirectly(0.1, cache: true)
..addDoubleIndirectly(0.1, cache: true)
..addDoubleIndirectly(0.1, cache: true)
..addDoubleIndirectly(0.1, cache: true)
..end()
;
expect(flx.finish(), [154, 153, 153, 153, 153, 153, 185, 63,
4, 9, 10, 11, 12, 35, 35, 35, 35, 8, 40, 1]);
..end();
expect(flx.finish(), [
154,
153,
153,
153,
153,
153,
185,
63,
4,
9,
10,
11,
12,
35,
35,
35,
35,
8,
40,
1
]);
});
test('add int indirectly', (){
var flx = Builder()
..addIntIndirectly(2345234523452345)
;
test('add int indirectly', () {
var flx = Builder()..addIntIndirectly(2345234523452345);
expect(flx.finish(), [185, 115, 175, 118, 250, 84, 8, 0, 8, 27, 1]);
});
test('add int indirectly to vector with cache', (){
test('add int indirectly to vector with cache', () {
var flx = Builder()
..startVector()
..addIntIndirectly(2345234523452345, cache: true)
..addIntIndirectly(2345234523452345, cache: true)
..addIntIndirectly(2345234523452345, cache: true)
..addIntIndirectly(2345234523452345, cache: true)
..end()
;
expect(flx.finish(), [185, 115, 175, 118, 250, 84, 8, 0,
4, 9, 10, 11, 12, 27, 27, 27, 27, 8, 40, 1]);
..end();
expect(flx.finish(), [
185,
115,
175,
118,
250,
84,
8,
0,
4,
9,
10,
11,
12,
27,
27,
27,
27,
8,
40,
1
]);
});
test('snapshot', (){
test('snapshot', () {
var flx = Builder();
flx.startVector();
flx.addInt(12);
@@ -312,4 +591,3 @@ void main() {
expect(flx.snapshot().asUint8List(), [12, 24, 45, 3, 76, 1]);
});
}