192 lines
3.4 KiB
V
192 lines
3.4 KiB
V
// import time
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struct User {
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name string
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}
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struct A {
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m map[string]int
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users map[string]User
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}
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fn (a mut A) set(key string, val int) {
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a.m[key] = val
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}
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fn test_map() {
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mut m := map[string]int
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assert m.size == 0
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m['hi'] = 80
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m['hello'] = 101
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assert m['hi'] == 80
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assert m['hello'] == 101
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assert m.size == 2
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assert 'hi' in m
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mut sum := 0
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mut key_sum := ''
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// Test `for in`
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for key, val in m {
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sum += val
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key_sum += key
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}
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assert sum == 80 + 101
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assert key_sum == 'hihello'
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// Test `.keys()`
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keys := m.keys()
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assert keys.len == 2
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assert keys[0] == 'hi'
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assert keys[1] == 'hello'
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m.delete('hi')
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assert m.size == 1
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m.delete('aloha')
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assert m.size == 1
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assert m['hi'] == 0
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assert m.keys().len == 1
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assert m.keys()[0] == 'hello'
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////
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mut users := map[string]User
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users['1'] = User{'Peter'}
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peter := users['1']
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assert peter.name == 'Peter'
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mut a := A{
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m: map[string]int
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users: map[string]User
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}
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a.users['Bob'] = User{'Bob'}
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q := a.users['Bob']
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assert q.name == 'Bob'
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a.m['one'] = 1
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a.set('two', 2)
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assert a.m['one'] == 1
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assert a.m['two'] == 2
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}
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fn test_map_init() {
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m := { 'one': 1, 'two': 2 }
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assert m['one'] == 1
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assert m['two'] == 2
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assert m['three'] == 0
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}
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fn test_string_map() {
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//m := map[string]Fn
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}
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fn test_large_map() {
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//ticks := time.ticks()
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mut nums := map[string]int
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N := 30 * 1000
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for i := 0; i < N; i++ {
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key := i.str()
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nums[key] = i
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}
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assert nums['1'] == 1
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assert nums['999'] == 999
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assert nums['1000000'] == 0
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//println(time.ticks() - ticks)
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}
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fn test_various_map_value() {
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mut m1 := map[string]int
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m1['test'] = 1
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assert m1['test'] == 1
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mut m2 := map[string]string
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m2['test'] = 'test'
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assert m2['test'] == 'test'
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mut m3 := map[string]i8
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m3['test'] = i8(0)
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assert m3['test'] == i8(0)
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mut m4 := map[string]i16
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m4['test'] = i16(0)
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assert m4['test'] == i16(0)
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mut m7 := map[string]u16
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m7['test'] = u16(0)
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assert m7['test'] == u16(0)
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mut m8 := map[string]u32
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m8['test'] = u32(0)
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assert m8['test'] == u32(0)
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mut m9 := map[string]bool
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m9['test'] = true
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assert m9['test'] == true
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mut m10 := map[string]byte
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m10['test'] = byte(0)
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assert m10['test'] == byte(0)
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mut m11 := map[string]f32
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m11['test'] = f32(0.0)
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assert m11['test'] == f32(0.0)
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mut m12 := map[string]f64
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m12['test'] = f64(0.0)
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assert m12['test'] == f64(0.0)
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mut m13 := map[string]rune
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m13['test'] = rune(0)
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assert m13['test'] == rune(0)
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//mut m14 := map[string]voidptr
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//m14['test'] = voidptr(0)
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//assert m14['test'] == voidptr(0)
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//mut m15 := map[string]byteptr
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//m15['test'] = byteptr(0)
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//assert m15['test'] == byteptr(0)
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mut m16 := map[string]i64
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m16['test'] = i64(0)
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assert m16['test'] == i64(0)
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mut m17 := map[string]u64
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m17['test'] = u64(0)
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assert m17['test'] == u64(0)
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}
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fn test_string_arr() {
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mut m := map[string][]string
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m['a'] = ['one', 'two']
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assert m['a'].len == 2
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assert m['a'][0] == 'one'
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assert m['a'][1] == 'two'
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}
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fn mut_map(m mut map[string]int) {
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m['a'] = 10
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}
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fn test_mut_arg() {
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mut m := map[string]int
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mut_map(mut m)
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assert m['a'] == 10
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}
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fn test_delete() {
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mut m := map[string]int
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m['one'] = 1
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m['two'] = 2
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println(m['two']) // => "2"
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m.delete('two')
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println(m['two']) // => 0
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assert 'two' in m == false
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println('two' in m) // => true, on Linux and Windows <-- wrong !
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}
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/*
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fn test_ref() {
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m := { 'one': 1 }
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// TODO "cannot take the address of m['one']"
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mut one := &m['one']
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one++
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println(*one)
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}
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*/
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