mirrors/Odin
1
0
Fork 0
mirror of https://github.com/odin-lang/Odin.git synced 2026-05-01 02:24:40 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix MultiByteToWideChar usage in utf8_to_wstring_buf

Browse Source
This commit is contained in:
bplu4t2f
2026-02-25 23:02:14 +01:00
parent bdcb9e3fef
commit 730f417ecb
2 changed files with 127 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

93
tests/core/sys/windows/util.odin
View File

@@ -31,4 +31,95 @@ utf16_to_utf8_buf_test :: proc(t: ^testing.T) {
res := win32.utf16_to_utf8_buf(buf[:], transmute([]u16)wstr)
testing.expect_value(t, res, test.ustr)
}
}
}
@(test)
utf8_to_utf16_buf_test :: proc(t: ^testing.T) {
buf : [100]u16 = ---
// Test everything with a dirty buffer!
reset_buffer :: proc(buf : []u16) {
for i in 0 ..< len(buf) do buf[i] = cast(u16)(i + 1)
}
result : []u16
reset_buffer(buf[:])
result = win32.utf8_to_utf16_buf(buf[:], "Hello\x00, World!")
testing.expect_value(t, len(result), 14)
reset_buffer(buf[:])
result = win32.utf8_to_utf16_buf(buf[:], "你好，世界！")
testing.expect_value(t, len(result), 6)
testing.expect_value(t, result[0], 0x4F60)
testing.expect_value(t, result[1], 0x597D)
testing.expect_value(t, result[2], 0xFF0C)
testing.expect_value(t, result[3], 0x4E16)
testing.expect_value(t, result[4], 0x754C)
testing.expect_value(t, result[5], 0xFF01)
reset_buffer(buf[:])
result = win32.utf8_to_utf16_buf(buf[:4], "Hello")
// Buffer too short.
testing.expect(t, result == nil)
reset_buffer(buf[:])
result = win32.utf8_to_utf16_buf(buf[:], "")
// Valid, but indistinguishable from an error.
testing.expect_value(t, len(result), 0)
reset_buffer(buf[:])
result = win32.utf8_to_utf16_buf(buf[:0], "Hello")
// Buffer too short.
testing.expect(t, result == nil)
}
@(test)
utf8_to_wstring_buf_test :: proc(t : ^testing.T) {
buf : [100]u16 = ---
// Test everything with a dirty buffer!
reset_buffer :: proc(buf : []u16) {
for i in 0 ..< len(buf) do buf[i] = cast(u16)(i + 1)
}
result : win32.wstring
reset_buffer(buf[:])
result = win32.utf8_to_wstring_buf(buf[:], "Hello\x00, World!")
testing.expect(t, result != nil)
testing.expect_value(t, buf[13], '!')
testing.expect_value(t, buf[14], 0)
reset_buffer(buf[:])
result = win32.utf8_to_wstring_buf(buf[:], "你好，世界！")
testing.expect(t, result != nil)
testing.expect_value(t, buf[0], 0x4F60)
testing.expect_value(t, buf[1], 0x597D)
testing.expect_value(t, buf[2], 0xFF0C)
testing.expect_value(t, buf[3], 0x4E16)
testing.expect_value(t, buf[4], 0x754C)
testing.expect_value(t, buf[5], 0xFF01)
testing.expect_value(t, buf[6], 0)
reset_buffer(buf[:])
result = win32.utf8_to_wstring_buf(buf[:5], "Hello")
// Buffer too short.
testing.expect_value(t, result, nil)
reset_buffer(buf[:])
result = win32.utf8_to_wstring_buf(buf[:6], "Hello")
// Buffer *just* long enough.
testing.expect(t, result != nil)
testing.expect_value(t, buf[4], 'o')
testing.expect_value(t, buf[5], 0)
reset_buffer(buf[:])
result = win32.utf8_to_wstring_buf(buf[:], "")
// Valid, and distinguishable from an error.
testing.expect(t, result != nil)
testing.expect_value(t, buf[0], 0)
reset_buffer(buf[:])
result = win32.utf8_to_wstring_buf(buf[:0], "Hello")
// Buffer too short.
testing.expect(t, result == nil)
}