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1/*
2 * Copyright (c) 2023-2025 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16enum Color { Green = "red" , Red = "blue", Blue = "green" }
17
18function main(): void {
19
20  try {
21    let name = Color.Blue.getName();
22    let value:string = Color.getValueOf("Blue").toString();
23    assertEQ(name, "Blue")
24    assertEQ(value, "green")
25  } catch (e) {
26    assertTrue((e as Object).toString().startsWith("No enum constant Color.Blue"))
27  }
28
29  let x = Color.Red.valueOf();
30  assertEQ(x, "blue")
31
32  let blue = Color.Blue;
33  let str = blue.getName();
34  assertEQ( "Blue", str)
35  assertEQ( blue.valueOf(), blue.toString())
36
37  let values = Color.values();
38  assertEQ(values.length, 3)
39  assertEQ(values[1], Color.Red)
40  assertEQ(values[0], Color.Green)
41  assertEQ(values[2], Color.Blue)
42
43  let red1: Color = Color.Red;
44  let red2: Color = Color.Green;
45  assertEQ(red2 as string, "red")
46  assertEQ(red2.valueOf(), "red")
47  assertEQ(red2.getName(), "Green")
48  assertEQ(red2.toString(), "red")
49
50  try {
51    red2 = Color.getValueOf("Red");
52  } catch (e) {
53    assertTrue( (e as Object).toString().startsWith("No enum constant Color.Red"))
54  }
55
56  assertEQ(red1 as string, "blue")
57  assertEQ(red1.valueOf(), "blue")
58  assertEQ(red1.getName(), "Red")
59  assertEQ(red1.toString(), "blue")
60
61  assertEQ(red2 as string, "blue")
62  assertEQ(red2.valueOf(), "blue")
63  assertEQ(red2.getName(), "Red")
64  assertEQ(red2.toString(), "blue")
65
66  assertEQ(red1, Color.Red)
67  assertEQ(red2, Color.Red)
68  assertEQ(red2, red1)
69
70  let ord: string = "green";
71  blue = ord as Color;
72  assertEQ(blue as string, "green")
73  assertEQ(blue.valueOf(), "green")
74  assertEQ(blue.getName(), "Blue")
75  assertEQ(blue.toString(), "green")
76
77  try {
78    let yellow: Color = Color.getValueOf("Yellow");
79    assertTrue(false)
80  } catch (e: Exception) {
81    assertTrue((e as Object).toString().startsWith("No enum constant Color.Yellow"))
82  } catch (e) {}
83
84  ord = "red";
85  let green: Color = ord as Color;
86  assertEQ( green, Color.Green)
87
88  try {
89    let x = "a" as Color;
90    assertTrue( false)
91  } catch (e: Error) {
92    assertTrue( (e as Object).toString().startsWith("Error: No enum Color with value a"))
93  }
94
95  assertEQ( "red" as Color as string, "red")
96  assertEQ( Color.Blue as string as Color, Color.Blue)
97  try {
98    assertEQ( (Color.Green as string) as Color, Color.getValueOf("red"))
99  } catch (e) {
100  }
101}
102