Add test-perf script
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test/test-perf
Executable file
90
test/test-perf
Executable file
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#!/bin/bash
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msg() {
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printf '>>> %s\n' "$@" >&2
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}
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dir=/tmp/clipmenu.$USER
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cache_file=$dir/line_cache
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log=$(mktemp)
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tim=$(mktemp)
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clipmenu_shim=$(mktemp)
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num_files=1500
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trap 'rm -f -- "$log" "$tim" "$clipmenu_shim"' EXIT
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if [[ $0 == /* ]]; then
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location=${0%/*}
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else
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location=$PWD/${0#./}
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location=${location%/*}
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fi
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msg 'Setting up edited clipmenu'
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cat - "$location/../clipmenu" > /tmp/clipmenu << EOF
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#!/bin/bash
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exec 3>&2 2> >(tee "$log" |
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sed -u 's/^.*$/now/' |
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date -f - +%s.%N > "$tim")
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set -x
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shopt -s expand_aliases
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alias dmenu=:
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alias xsel=:
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alias xclip=:
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EOF
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chmod a+x /tmp/clipmenu
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if ! (( NO_RECREATE )); then
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rm -rf "$dir"
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mkdir -p "$dir"
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msg "Writing $num_files clipboard files"
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for (( i = 0; i <= num_files; i++ )); do
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(( i % 100 )) || printf '%s... ' "$i"
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line_len=$(( (RANDOM % 10000) + 1 ))
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num_lines=$(( (RANDOM % 10) + 1 ))
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fn=$dir/$(LC_ALL=C date +%F-%T.%N)
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data=$(
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tr -dc 'a-zA-Z0-9' < /dev/urandom |
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fold -w "$line_len" |
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head -"$num_lines"
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)
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printf '%s' "$data" > "$fn"
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read -r first_line <<< "$data"
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printf '%s|%s (%s lines)\n' \
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"$fn" "$first_line" "$num_lines" >> "$cache_file"
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done
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printf 'done\n'
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else
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msg 'Not nuking/creating new clipmenu files'
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fi
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msg 'Running modified clipmenu'
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time /tmp/clipmenu
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(( TIME_ONLY )) && exit 0
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msg 'Displaying perf data'
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# modified from http://stackoverflow.com/a/20855353/945780
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paste <(
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while read -r tim ;do
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[ -z "$last" ] && last=${tim//.} && first=${tim//.}
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crt=000000000$((${tim//.}-10#0$last))
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ctot=000000000$((${tim//.}-10#0$first))
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printf "%12.9f %12.9f\n" ${crt:0:${#crt}-9}.${crt:${#crt}-9} \
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${ctot:0:${#ctot}-9}.${ctot:${#ctot}-9}
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last=${tim//.}
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done < "$tim"
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) "$log" | less
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