mirror of
https://github.com/vlang/v.git
synced 2023-08-10 21:13:21 +03:00
465 lines
7.6 KiB
V
465 lines
7.6 KiB
V
import rand
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const (
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strings = unique_strings(20000, 10)
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)
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fn unique_strings(arr_len int, str_len int) []string {
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mut arr := []string{cap: arr_len}
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for arr.len < arr_len {
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str := rand.string(str_len)
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if str !in arr {
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arr << str
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}
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}
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return arr
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}
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fn test_get_and_set_many() {
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mut m := map[string]int{}
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for i, s in strings {
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m[s] = i
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assert m[s] == i
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assert m.len == i + 1
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}
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for i, s in strings {
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assert m[s] == i
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}
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assert m.len == strings.len
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}
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fn test_for_in_many() {
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mut m := map[string]int{}
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for i, s in strings {
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m[s] = i
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}
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for k, v in m {
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assert m[k] == v
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}
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}
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fn test_keys_many() {
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mut m := map[string]int{}
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for i, s in strings {
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m[s] = i
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}
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keys := m.keys()
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assert keys.len == strings.len
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assert keys.len == m.len
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assert keys == strings
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}
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fn test_deletes_many() {
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mut m := map[string]int{}
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for i, s in strings {
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m[s] = i
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}
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for i, s in strings {
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m.delete(s)
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assert m[s] == 0
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assert m.len == strings.len - (i + 1)
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}
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assert m.len == 0
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assert m.keys().len == 0
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}
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struct User {
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mut:
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name string
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}
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struct Aaa {
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mut:
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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 (mut a Aaa) 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.len == 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.len == 2
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assert 'hi' in m
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mut sum := 0
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// Test `for in`
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for _, val in m {
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sum += val
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}
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assert sum == 80 + 101
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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 'hi' in keys
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assert 'hello' in keys
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m.delete('hi')
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assert m.len == 1
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m.delete('aloha')
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assert m.len == 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 := Aaa{
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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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// test struct field change
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a.users['Bob'].name = 'bob'
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q2 := a.users['Bob']
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assert q2.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 := {
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'one': 1
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'two': 2
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}
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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 in 0 .. n {
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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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mut m18 := map[string]&int{}
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m18['test'] = &int(0)
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assert m18['test'] == &int(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(mut m 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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a := m['a']
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assert 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'].str()) // => 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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fn test_delete_size() {
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arr := ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9']
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mut m := map[string]int{}
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for _ in 0 .. 10 {
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for i in 0 .. 10 {
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m[arr[i]] = i
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}
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assert (m.len == 10)
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println(m.len)
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for i in 0 .. 10 {
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m.delete(arr[i])
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}
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}
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}
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struct Mstruct1 {
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pub mut:
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mymap map[string]int
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}
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struct Mstruct2 {
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pub mut:
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mymap map[string]f64
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}
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struct Mstruct3 {
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pub mut:
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mymap map[string]u16
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}
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fn test_map_assign() {
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mut a := map[string]f64{}
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mut b := map[string]int{}
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mut c := map[string]u16{}
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a = {
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'x': 12.4
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'y': 3
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}
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b = {
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'u': -13
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'v': 12
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}
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c = {
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's': u16(5)
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't': 3
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}
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_ := Mstruct1{{
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'p': 12
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}}
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_ := Mstruct2{{
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'q': 1.7
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}}
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_ := Mstruct3{{
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'r': u16(6)
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's': 5
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}}
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}
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fn test_postfix_op_directly() {
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mut a := map[string]int{}
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a['aaa']++
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assert a['aaa'] == 1
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a['aaa']++
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assert a['aaa'] == 2
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a['bbb']--
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assert a['bbb'] == -1
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a['bbb']--
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assert a['bbb'] == -2
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}
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fn test_map_push_directly() {
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mut a := map[string][]string{}
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a['aaa'] << ['a', 'b', 'c']
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assert a['aaa'].len == 3
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assert a['aaa'] == ['a', 'b', 'c']
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}
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fn test_assign_directly() {
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mut a := map[string]int{}
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a['aaa'] += 4
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assert a['aaa'] == 4
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a['aaa'] -= 2
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assert a['aaa'] == 2
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}
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fn test_map_in_directly() {
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for k, v in {
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'aa': 1
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} {
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assert k == 'aa'
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assert v == 1
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}
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}
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fn test_plus_assign_string() {
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mut m := {
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'one': ''
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}
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m['one'] += '1'
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assert m.len == 1
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assert m['one'] == '1'
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}
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fn test_map_keys_to_array() {
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m := {
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'a': 'b'
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'c': 'd'
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}
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mut arr := []string{}
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for k, _ in m {
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arr << k
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}
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sarr := arr.str()
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println(sarr)
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assert sarr == "['a', 'c']"
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}
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fn map_in_mut(mut m map[string]int) {
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if 'one' in m {
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m['one'] = 2
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}
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}
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fn test_map_in_mut() {
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mut m := {
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'one': 1
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}
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map_in_mut(mut m)
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assert m['one'] == 2
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}
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fn mut_map_with_relation_op_in_fn(mut m map[string]int) {
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if m['one'] == 1 {
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m['three'] = 3
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}
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if m['two'] != 1 {
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m['four'] = 4
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}
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if m['one'] > 0 {
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m['five'] = 5
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}
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if m['one'] < 2 {
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m['six'] = 6
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}
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if m['two'] >= 2 {
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m['seven'] = 7
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}
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if m['two'] <= 2 {
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m['eight'] = 8
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}
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}
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fn test_mut_map_with_relation_op_in_fn() {
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mut m := {
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'one': 1
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'two': 2
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}
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mut_map_with_relation_op_in_fn(mut m)
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assert 'three' in m
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assert 'four' in m
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assert 'five' in m
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assert 'six' in m
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assert 'seven' in m
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assert 'eight' in m
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}
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fn test_map_str_after_delete() {
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mut m := {
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'first': 1
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'second': 2
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'third': 3
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}
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osm := '$m'
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m.delete('second')
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nsm := '$m'
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println('m: $m')
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assert osm == "{'first': 1, 'second': 2, 'third': 3}"
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assert nsm == "{'first': 1, 'third': 3}"
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}
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fn test_modify_map_value() {
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mut m1 := {
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'foo': 3
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'bar': -7
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}
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m1['foo'] += 5
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m1['bar'] *= -2
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assert m1['foo'] == 8
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assert m1['bar'] == 14
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}
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fn test_map_clone() {
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mut nums := {
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'foo': 1
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'bar': 2
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}
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mut nums2 := nums.clone()
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nums2['foo']++
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nums2['bar'] *= 4
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assert nums['foo'] == 1
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assert nums['bar'] == 2
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assert nums2['foo'] == 2
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assert nums2['bar'] == 8
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}
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struct MValue {
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name string
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misc map[string]string
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}
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fn test_map_default_zero() {
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m := map[string]MValue{}
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v := m['unknown']
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x := v.misc['x']
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println(x)
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assert x == ''
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}
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fn test_map_or() {
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m := {
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'first': 1
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'second': 2
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'third': 3
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}
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// num := m['first'] or { return }
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}
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