89 lines
1.3 KiB
V
89 lines
1.3 KiB
V
enum Color{
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red, green, blue
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}
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fn test_match_integers() {
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// a := 3
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// mut b := 0
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// match a {
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// 2 => println('two')
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// 3 => println('three')
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// b = 3
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// 4 => println('four')
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// else => println('???')
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// }
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// assert b == 3
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assert match 2 {
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1 => {2}
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2 => {3}
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else => {5}
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} == 3
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assert match 0 {
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1 => {2}
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2 => {3}
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else => 5
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} == 5
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assert match 1 {
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else => {5}
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} == 5
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mut a := 0
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match 2 {
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0 => {a = 1}
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1 => {a = 2}
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else => {
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a = 3
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println('a is $a')
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}
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}
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assert a == 3
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a = 0
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match 1 {
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0 => {a = 1}
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1 => {
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a = 2
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a = a + 2
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a = a + 2
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}
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}
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assert a == 6
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a = 0
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match 1 {
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else => {
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a = -2
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}
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}
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assert a == -2
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}
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fn test_match_enums(){
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mut b := Color.red
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match b{
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.red => {
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b = .green
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}
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.green => {b = .blue}
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else => {
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println('b is ${b.str()}')
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b = .red
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}
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}
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assert b == .green
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match b{
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.red => {
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b = .green
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}
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else => {
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println('b is ${b.str()}')
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b = .blue
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}
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}
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assert b == .blue
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}
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