tests/lib/developer/metrics_test.dart - Issue 1138993005: Revert 45783

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Issue 1138993005: Revert 45783 (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Created 5 years, 7 months ago

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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file

2 // for details. All rights reserved. Use of this source code is governed by a

3 // BSD-style license that can be found in the LICENSE file.

4 //

5

6 import 'dart:developer';

7 import 'package:expect/expect.dart';

8

9 testGauge1() {

10 var gauge = new Gauge('test', 'alpha bravo', 0.0, 100.0);

11 Expect.equals(0.0, gauge.min);

12 Expect.equals(0.0, gauge.value);

13 Expect.equals(100.0, gauge.max);

14 Expect.equals('test', gauge.name);

15 Expect.equals('alpha bravo', gauge.description);

16 gauge.value = 44.0;

17 Expect.equals(44.0, gauge.value);

18 // Test setting below min.

19 gauge.value = -1.0;

20 Expect.equals(0.0, gauge.value);

21 // Test setting above max.

22 gauge.value = 101.0;

23 Expect.equals(100.0, gauge.value);

24 }

25

26 testGauge2() {

27 var gauge = new Gauge('test', 'alpha bravo', 1.0, 2.0);

28 Expect.equals(1.0, gauge.min);

29 Expect.equals(2.0, gauge.max);

30 Expect.equals(gauge.min, gauge.value);

31 Expect.equals('test', gauge.name);

32 Expect.equals('alpha bravo', gauge.description);

33

34 Expect.throws(() {

35 // min argument > max argument .

36 gauge = new Gauge('test', 'alpha bravo', 2.0, 1.0);

37 });

38

39 Expect.throws(() {

40 // min argument == max argument .

41 gauge = new Gauge('test', 'alpha bravo', 1.0, 1.0);

42 });

43

44 Expect.throws(() {

45 // min argument is null

46 gauge = new Gauge('test', 'alpha bravo', null, 1.0);

47 });

48

49 Expect.throws(() {

50 // min argument is not a double

51 gauge = new Gauge('test', 'alpha bravo', 'string', 1.0);

52 });

53

54 Expect.throws(() {

55 // max argument is null

56 gauge = new Gauge('test', 'alpha bravo', 1.0, null);

57 });

58 }

59

60 testCounter() {

61 var counter = new Counter('test', 'alpha bravo');

62 Expect.equals(0.0, counter.value);

63 Expect.equals('test', counter.name);

64 Expect.equals('alpha bravo', counter.description);

65 counter.value = 1.0;

66 Expect.equals(1.0, counter.value);

67 }

68

69 class CustomCounter extends Counter {

70 CustomCounter(name, description) : super(name, description);

71 // User provided getter.

72 double get value => 77.0;

73 }

74

75 testCustomCounter() {

76 var counter = new CustomCounter('test', 'alpha bravo');

77 Expect.equals(77.0, counter.value);

78 Expect.equals('test', counter.name);

79 Expect.equals('alpha bravo', counter.description);

80 // Should have no effect.

81 counter.value = 1.0;

82 Expect.equals(77.0, counter.value);

83 }

84

85 testMetricNameCollision() {

86 var counter = new Counter('a.b.c', 'alpha bravo charlie');

87 var counter2 = new Counter('a.b.c', 'alpha bravo charlie collider');

88 Metrics.register(counter);

89 Expect.throws(() {

90 Metrics.register(counter2);

91 });

92 Metrics.deregister(counter);

93 Metrics.register(counter);

94 var counter3 = new Counter('a.b.c.d', '');

95 Metrics.register(counter3);

96 }

97

98 testBadName() {

99 Expect.throws(() {

100 var counter = new Counter('a.b/c', 'description');

101 });

102 Expect.throws(() {

103 var counter = new Counter('vm', 'description');

104 });

105 }

106

107 main() {

108 testGauge1();

109 testGauge2();

110 testCounter();

111 testCustomCounter();

112 testMetricNameCollision();

113 testBadName();

114 }

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