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Test empty slice usage in io procs

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This commit is contained in:
Feoramund
2024-08-27 18:54:12 -04:00
committed by Laytan
parent f453054aff
commit b11fa90ed2
1 changed files with 32 additions and 0 deletions
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32
tests/core/io/test_core_io.odin
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@@ -99,6 +99,14 @@ _test_stream :: proc(
// Test Read_At.
if .Read_At in mode_set {
// Test reading into an empty buffer.
{
nil_slice: []u8
bytes_read, err := io.read_at(stream, nil_slice, 0)
testing.expectf(t, bytes_read == 0 && err == nil,
"Read_At into empty slice failed: bytes_read<%v>, %v", bytes_read, err, loc = loc) or_return
}
read_buf, alloc_err := make([]u8, size)
testing.expect_value(t, alloc_err, nil, loc = loc) or_return
defer delete(read_buf)
@@ -141,6 +149,14 @@ _test_stream :: proc(
// Test Read.
if .Read in mode_set {
// Test reading into an empty buffer.
{
nil_slice: []u8
bytes_read, err := io.read(stream, nil_slice)
testing.expectf(t, bytes_read == 0 && err == nil,
"Read into empty slice failed: bytes_read<%v>, %v", bytes_read, err, loc = loc) or_return
}
if size > 0 {
read_buf, alloc_err := make([]u8, size)
testing.expectf(t, alloc_err == nil, "allocation failed", loc = loc) or_return
@@ -206,6 +222,14 @@ _test_stream :: proc(
// Test Write_At.
if .Write_At in mode_set {
// Test writing from an empty buffer.
{
nil_slice: []u8
bytes_written, err := io.write_at(stream, nil_slice, 0)
testing.expectf(t, bytes_written == 0 && err == nil,
"Write_At from empty slice failed: bytes_written<%v>, %v", bytes_written, err, loc = loc) or_return
}
// Ensure Write_At does not move the underlying pointer from the start.
starting_offset : i64 = -1
if .Seek in mode_set {
@@ -268,6 +292,14 @@ _test_stream :: proc(
// Test Write.
if .Write in mode_set {
// Test writing from an empty buffer.
{
nil_slice: []u8
bytes_written, err := io.write(stream, nil_slice)
testing.expectf(t, bytes_written == 0 && err == nil,
"Write from empty slice failed: bytes_written<%v>, %v", bytes_written, err, loc = loc) or_return
}
write_buf, write_buf_alloc_err := make([]u8, size)
testing.expectf(t, write_buf_alloc_err == nil, "allocation failed", loc = loc) or_return
defer delete(write_buf)