#!/bin/bash

test_unexported_function() {
    myprog() { perl -e 'exit (shift > 12345678)' "$@"; }
    # myprog is a function, so source find-first-fail first
    . `which find-first-fail`
    echo Find 12345678 in unexported function
    find-first-fail myprog
}

test_exported_function() {
    myprog() { perl -e 'exit (shift > 12345678)' "$@"; }
    # myprog is an exported function
    export -f myprog
    echo Find 12345678
    find-first-fail myprog
}

test_startvalue() {
    # exit value changes at 100 and 12345678
    myprog() { perl -e '$a=shift;if($a <= 123) { exit 0; }
    	       	        else { exit ($a <= 12345678) }' "$@"; }
    export -f myprog
    echo Find 123
    find-first-fail myprog
    echo Find 12345678
    find-first-fail -s 200 myprog
}

test_s_v_12() {
    # Multiple options
    myprog() { perl -e 'exit (shift > 12)' "$@"; }
    export -f myprog
    echo Find 12 with progress
    find-first-fail -v -s 10 myprog
    echo Find 12 with progress quiet
    find-first-fail -v -q -s 10 myprog
}

test_file() {
    tmp=`tempfile`
    echo Header > $tmp
    seq 100 >> $tmp
    echo 10 >> $tmp
    echo 12 >> $tmp
    echo 15 >> $tmp
    10_to_15() { grep ^10$ $1 && grep ^15$ $1; }
    export -f 10_to_15
    echo 10..15
    find-first-fail -s1 -qf $tmp 10_to_15
    echo not 10..15
    find-first-fail -s1 -qf $tmp not 10_to_15
    rm $tmp
}

test_header() {
    tmp=`tempfile`    
    echo Header > $tmp
    seq 10 >> $tmp
    echo 1000 >> $tmp
    seq 10 >> $tmp

    myparser() { perl -ne 'if($_ > 100) { exit 1 }' "$@"; }
    export -f myparser
    echo Should give:
    echo Header
    echo 1000
    find-first-fail -s1 -f $tmp myparser
}

test_file_start_middle_end() {
    tmp=`tempfile`
    testfile() {
	(echo MyHeader
	 echo $1
	 echo 2
	 echo $2
	 echo 4
	 echo $3) > "$tmp"
    }
    myparser() { perl -ne 'if($_ > 10) { exit 1 }' "$@"; }
    export -f myparser
    echo 'Find 1001'
    testfile 1001 3 5
    find-first-fail -s1 -f "$tmp" myparser
    echo 'Find 1003'
    testfile 1 1003 5
    find-first-fail -s1 -f "$tmp" myparser
    echo 'Find 1005'
    testfile 1 3 1005
    find-first-fail -s1 -f "$tmp" myparser
    echo 'Find 1001/1005'
    testfile 1001 3 1005
    find-first-fail -s1 -f "$tmp" myparser
    echo 'Find 1001/1003/1005'
    testfile 1001 1003 1005
    find-first-fail -s1 -f "$tmp" myparser
}

test_end() {
    echo 'Find 12'
    myprog() { perl -e 'exit (shift > 12)' "$@"; }
    export -f myprog
    find-first-fail -v -e 13 myprog
    find-first-fail -v -s 11 -e 15 myprog
}

export -f $(compgen -A function | grep test_)
compgen -A function | grep test_ | LC_ALL=C sort |
    parallel --timeout 1000% --tag -k --joblog /tmp/jl-`basename $0` '{} 2>&1'