93 lines
1.3 KiB
V
93 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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mut 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 {
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println('three')
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b = 3
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}
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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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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 {
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b = .blue
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}
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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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