v/vlib/cli/cli_flag_test.v

128 lines
2.1 KiB
V

import cli
fn test_if_string_flag_parses() {
mut flag := cli.Flag{
flag: .string
name: 'flag'
}
flag.parse(['-flag', 'value'], false) or {
panic(err)
}
assert flag.value == 'value'
flag.parse(['-flag=value'], false) or {
panic(err)
}
assert flag.value == 'value'
}
fn test_if_bool_flag_parses() {
mut flag := cli.Flag{
flag: .bool
name: 'flag'
}
mut value := false
flag.parse(['-flag'], false) or {
panic(err)
}
value = flag.get_bool() or {
panic(err)
}
assert value == true
flag.parse(['-flag', 'true'], false) or {
panic(err)
}
value = flag.get_bool() or {
panic(err)
}
assert value == true
flag.parse(['-flag=true'], false) or {
panic(err)
}
value = flag.get_bool() or {
panic(err)
}
assert value == true
flag.parse(['-flag', 'false'], false) or {
panic(err)
}
value = flag.get_bool() or {
panic(err)
}
assert value == false
flag.parse(['-flag=false'], false) or {
panic(err)
}
value = flag.get_bool() or {
panic(err)
}
assert value == false
}
fn test_if_int_flag_parses() {
mut flag := cli.Flag{
flag: .int
name: 'flag'
}
mut value := 0
flag.parse(['-flag', '42'], false) or {
panic(err)
}
value = flag.get_int() or {
panic(err)
}
assert value == 42
flag.parse(['-flag=42'], false) or {
panic(err)
}
value = flag.get_int() or {
panic(err)
}
assert value == 42
}
fn test_if_float_flag_parses() {
mut flag := cli.Flag{
flag: .float
name: 'flag'
}
mut value := f64(0)
flag.parse(['-flag', '3.14159'], false) or {
panic(err)
}
value = flag.get_float() or {
panic(err)
}
assert value == 3.14159
flag.parse(['-flag=3.14159'], false) or {
panic(err)
}
assert flag.value.f64() == 3.14159
value = flag.get_float() or {
panic(err)
}
assert value == 3.14159
}
fn test_if_flag_parses_with_abbrev() {
mut flag := cli.Flag{
flag: .bool
name: 'flag'
abbrev: 'f'
}
mut value := false
flag.parse(['--flag'], true) or {
panic(err)
}
value = flag.get_bool() or {
panic(err)
}
assert value == true
flag.parse(['-flag'], true) or {
panic(err)
}
value = flag.get_bool() or {
panic(err)
}
assert value == true
}