v/vlib/term/term_test.v

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import os
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import term
fn test_get_terminal_size() {
cols, _ := term.get_terminal_size()
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assert cols > 0
}
fn test_h_divider() {
divider := term.h_divider('-')
assert divider.len > 0
assert divider[0] == `-`
assert divider[divider.len - 1] == `-`
}
fn test_h_divider_multiple_characters() {
xdivider := term.h_divider('abc')
assert xdivider.len > 0
assert xdivider.contains('abcabc')
}
fn test_header() {
divider := term.h_divider('-')
term_width := divider.len
assert term_width > 0
empty_header := term.header('', '-')
short_header := term.header('reasonable header', '-')
very_long_header := term.header(['abc'].repeat(500).join(' '), '-')
very_long_header_2 := term.header(['abcd'].repeat(500).join(' '), '-')
/*
eprintln(divider)
eprintln(empty_header)
eprintln(short_header)
eprintln(term.header('another longer header', '_-/\\'))
eprintln(term.header('another longer header', '-'))
eprintln(term.header('short', '-'))
eprintln(term.header('12345', '-'))
eprintln(term.header('1234', '-'))
eprintln(term.header('123', '-'))
eprintln(term.header('12', '-'))
eprintln(term.header('1', '-'))
eprintln(very_long_header)
eprintln(divider)
eprintln(very_long_header_2)
eprintln(term.header(['abcd'].repeat(500).join(' '), '_-/\\'))
eprintln(term.header(['abcd'].repeat(500).join(' '), '_-//'))
eprintln(term.header('1', '_-/\\\/'))
eprintln(term.header('12', '_-/\\\/'))
eprintln(term.header('123', '_-/\\\/'))
eprintln(term.header('1234', '_-/\\/\\'))
eprintln(term.header('', '-'))
*/
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assert term_width == empty_header.len
assert term_width == short_header.len
assert term_width == very_long_header.len
assert term_width == very_long_header_2.len
assert term_width == term.header('1234', '_-/\\/\\').len
}
fn test_get_cursor_position() {
original_position := term.get_cursor_position()
cursor_position_1 := term.get_cursor_position()
assert original_position.x == cursor_position_1.x
assert original_position.y == cursor_position_1.y
//
term.set_cursor_position({
x: 10
y: 11
})
cursor_position_2 := term.get_cursor_position()
//
term.set_cursor_position({
x: 5
y: 6
})
cursor_position_3 := term.get_cursor_position()
//
term.set_cursor_position(original_position)
eprintln('original_position: $original_position')
eprintln('cursor_position_2: $cursor_position_2')
eprintln('cursor_position_3: $cursor_position_3')
// 0,0 is returned on dumb terminals
if cursor_position_2.x == 0 && cursor_position_2.y == 0 {
return
}
if cursor_position_3.x == 0 && cursor_position_3.y == 0 {
return
}
assert cursor_position_2.x == 10
assert cursor_position_2.y == 11
assert cursor_position_3.x == 5
assert cursor_position_3.y == 6
}
fn test_set_terminal_title() {
// do not change the current terminal title outside of CI:
if os.getenv('CI') != 'true' {
return
}
title_change := term.set_terminal_title('v is awesome!')
assert title_change == true
}