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add_fake_files_counters() {
local files=$1
for x in 0 1 2 3 4 5 6 7 8 9 a b c d e f; do
mkdir -p $CCACHE_DIR/$x
echo "0 0 0 0 0 0 0 0 0 0 0 $((files / 16))" >$CCACHE_DIR/$x/stats
done
}
expect_on_level() {
local type="$1"
local expected_level="$2"
slashes=$(find $CCACHE_DIR -name "*$type" \
| sed -E -e 's!.*\.ccache/!!' -e 's![^/]*$!!' -e 's![^/]!!g')
actual_level=$(echo -n "$slashes" | wc -c)
if [ "$actual_level" -ne "$expected_level" ]; then
test_failed "$type file on level $actual_level, expected level $expected_level"
fi
}
SUITE_cache_levels_SETUP() {
generate_code 1 test1.c
unset CCACHE_NODIRECT
}
SUITE_cache_levels() {
# -------------------------------------------------------------------------
TEST "Empty cache"
$CCACHE_COMPILE -c test1.c
expect_stat direct_cache_hit 0
expect_stat cache_miss 1
expect_stat files_in_cache 2
expect_on_level R 2
expect_on_level M 2
$CCACHE_COMPILE -c test1.c
expect_stat direct_cache_hit 1
expect_stat cache_miss 1
expect_stat files_in_cache 2
expect_on_level R 2
expect_on_level M 2
# -------------------------------------------------------------------------
TEST "Many files but still level 2"
files=$((16 * 16 * 1999))
add_fake_files_counters $files
$CCACHE_COMPILE -c test1.c
expect_stat direct_cache_hit 0
expect_stat cache_miss 1
expect_stat files_in_cache $((files + 2))
expect_on_level R 2
expect_on_level M 2
$CCACHE_COMPILE -c test1.c
expect_stat direct_cache_hit 1
expect_stat cache_miss 1
expect_stat files_in_cache $((files + 2))
expect_on_level R 2
expect_on_level M 2
# -------------------------------------------------------------------------
TEST "Level 3"
files=$((16 * 16 * 2001))
add_fake_files_counters $files
$CCACHE_COMPILE -c test1.c
expect_stat direct_cache_hit 0
expect_stat cache_miss 1
expect_stat files_in_cache $((files + 2))
expect_on_level R 3
expect_on_level M 3
$CCACHE_COMPILE -c test1.c
expect_stat direct_cache_hit 1
expect_stat cache_miss 1
expect_stat files_in_cache $((files + 2))
expect_on_level R 3
expect_on_level M 3
# -------------------------------------------------------------------------
TEST "Level 4"
files=$((16 * 16 * 16 * 2001))
add_fake_files_counters $files
$CCACHE_COMPILE -c test1.c
expect_stat direct_cache_hit 0
expect_stat cache_miss 1
expect_stat files_in_cache $((files + 2))
expect_on_level R 4
expect_on_level M 4
$CCACHE_COMPILE -c test1.c
expect_stat direct_cache_hit 1
expect_stat cache_miss 1
expect_stat files_in_cache $((files + 2))
expect_on_level R 4
expect_on_level M 4
# -------------------------------------------------------------------------
TEST "No deeper than 4 levels"
files=$((16 * 16 * 16 * 16 * 2001))
add_fake_files_counters $files
$CCACHE_COMPILE -c test1.c
expect_stat direct_cache_hit 0
expect_stat cache_miss 1
expect_stat files_in_cache $((files + 2))
expect_on_level R 4
expect_on_level M 4
$CCACHE_COMPILE -c test1.c
expect_stat direct_cache_hit 1
expect_stat cache_miss 1
expect_stat files_in_cache $((files + 2))
expect_on_level R 4
expect_on_level M 4
}
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