/
90_csv.t
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/
90_csv.t
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#!perl6
use v6;
use Slang::Tuxic;
use Test;
use Text::CSV;
my $csv = Text::CSV.new;
my $fni = "_90in.csv";
my $fno = "_90out.csv";
END { unlink $fni, $fno; }
my Str @hdr = < bar baz foo >;
my Str $hdr = @hdr.join (",");
my Str @data = $hdr, "1,2,3", "2,a b,";
my Str $data = @data.map (*~"\r\n").join ("");
my @expect = @data.map ({[ $_.split (",") ]});
{ my $fh = open $fni, :w;
$fh.say ($_) for @data;
$fh.close;
}
my $io-in = open $fni, :r;
my $io-out = open $fno, :w;
sub provider {
state Str @dta = @data;
if (@dta.elems == 0) {
@dta = @data;
return False;
}
[ @dta.shift.split (",") ];
}
my $full-aoa = [[@hdr],["1","2","3"],["2","a b",""]];
my $full-aoh = [{:bar("1"),:baz("2"),:foo("3")},{:bar("2"),:baz("a b"),:foo("")}];
my @in =
$fni, # Str
$io-in, # IO::Handle
\($data), # Capture
[$data], # Array of String
[@data], # Array of Strings
$full-aoa, # Array of Array
$full-aoh, # Array of Hash
&provider, # Sub
{ # Callable/Block
state Str @dta = @data; # (cannot have return's)
if (@dta.elems == 0) {
@dta = @data;
False;
}
else {
[ @dta.shift.split (",") ];
}
},
# Supply push later # Supply
# Channel push later # Channel
;
sub sleep-time {
state $sleep;
defined $sleep and return $sleep;
$sleep = do {
my $start = now;
for 1 .. 10000 -> $n { my $y = $n * ($n - 1) + ($n - 1) / $n; }
(max 0.7, now - $start).round (0.01);
};
}
sub in {
my @i = @in;
@i.push: Supply.from-list (@data);
my $ch = Channel.new;
start {
$ch.send ($_) for @data;
$ch.close;
}
@i.push: $ch;
@i;
}
sub s-in (Any $in) {
my Str $type = $in.WHAT.gist;
if ($in ~~ Array && $in.elems > 0) {
$type ~= $in.list[0].WHAT.gist;
$type ~~ s{")("} = " of ";
}
my Str $s-in = sprintf "%-16s %s", $type, $in.gist;
$s-in ~~ s:g{\n} = "\\n";
$s-in;
}
sub inok ($in, @r, Str $diag) {
ok (@r, $diag); # Expect Array.new (["a", "b"], ["1", "2"], ["3", "4"])
#@r.perl.say;
$io-in.seek (0, SeekFromBeginning);
is (@r.elems, 3, "AoX should have 3 rows");
is-deeply (@r, @expect, "Content");
}
# Test supported "in" formats for all scopes
for in () -> $in {
inok ($in, Text::CSV.csv (in => $in, meta => False), "Class { s-in ($in) }");
}
for in () -> $in {
inok ($in, $csv.csv (in => $in, meta => False), "Method { s-in ($in) }");
}
for in () -> $in {
inok ($in, csv (in => $in, meta => False), "Sub { s-in ($in) }");
}
for in () -> $in {
inok ($in, csv (in => $in, csv => $csv), "Sub/Obj { s-in ($in) }");
}
# Test supported "out" formats
my $datn = $data; $datn ~~ s:g{ "\r\n" } = "\n";
for in () -> $in {
is (csv (in => $in, out => Str, :!quote-space), $data|$datn, "csv => Str { s-in ($in) }");
}
is (csv (in => $fni, out => Str, fragment => "row=2"), "1,2,3\r\n" |"1,2,3\n", "Fragment, row");
is (csv (in => $fni, out => Str, fragment => "col=3"), "foo\r\n3\r\n\r\n"|"foo\n3\n\n", "Fragment, col");
is (csv (in => $fni, out => Str, fragment => "cell=1,1"), "bar\r\n" |"bar\n", "Fragment, cell");
$io-in.seek (0, SeekFromBeginning);
for in () -> $in {
is-deeply (csv (in => $in, out => Array), $full-aoa , "csv => Array { s-in ($in) }");
}
$io-in.seek (0, SeekFromBeginning);
for in () -> $in {
is-deeply (csv (in => $in, out => Hash), $full-aoh, "csv => Hash { s-in ($in) }");
}
$io-in.seek (0, SeekFromBeginning);
for in () -> $in {
ok (my $csv = Text::CSV.new, "new for Hash + skip");
ok ($csv.column_names (@hdr), "colnames");
is-deeply ($csv.CSV (in => $in, out => Hash, skip => 1),
$full-aoh, "csv => Hash + skip { s-in ($in) }");
}
$io-in.seek (0, SeekFromBeginning);
for in () -> $in {
ok (my $csv = Text::CSV.new, "new for Hash + auto");
is-deeply ([$csv.csv (in => $in, headers => "auto")],
$full-aoh, "csv => Hash + auto { s-in ($in) }");
}
$io-in.seek (0, SeekFromBeginning);
for in () -> $in {
ok (my $csv = Text::CSV.new, "new for Block");
my @d;
$csv.CSV (in => $in, out => { @d.push: $_ }, :!meta);
is-deeply ([@d], $full-aoa, "csv => Block { s-in ($in) }");
}
$io-in.seek (0, SeekFromBeginning);
for in () -> $in {
my @d;
Text::CSV.csv (in => $in, out => { @d.push: $_ }, headers => "auto", :!meta);
is-deeply ([@d], $full-aoh, "csv => Block { s-in ($in) }");
}
$io-in.seek (0, SeekFromBeginning);
for in () -> $in {
ok (my $csv = Text::CSV.new, "new for Channel");
my @d;
my $ch = Channel.new;
my $thr = start {
react {
whenever $ch -> \row {
@d.push: row;
LAST { done; }
}
}
}
$csv.CSV (in => $in, out => $ch, :!meta);
print ""; # Needed for await synchronization. Herd to reproduce bug?
await $thr;
is-deeply ([@d], $full-aoa, "csv => Channel { s-in ($in) }");
}
$io-in.seek (0, SeekFromBeginning);
for in () -> $in {
ok (my $csv = Text::CSV.new, "new for Channel");
my @d;
my $ch = $csv.CSV (in => $in, out => Channel, :!meta);
react {
whenever $ch -> \row {
@d.push: row;
LAST { done; }
}
}
is-deeply ([@d], $full-aoa, "csv => Channel { s-in ($in) }");
}
$io-in.seek (0, SeekFromBeginning);
for in () -> $in {
ok (my $csv = Text::CSV.new, "new for Channel + Hash");
my @d;
my $ch = $csv.CSV (in => $in, out => Channel, headers => "auto", :!meta);
react {
whenever $ch -> \row {
@d.push: row;
LAST { done; }
}
}
is-deeply ([@d], $full-aoh, "csv => Channel { s-in ($in) }");
}
$io-in.seek (0, SeekFromBeginning);
for in () -> $in {
ok (my $csv = Text::CSV.new, "new for Supplier");
my @d;
my $ch = Supplier.new;
$ch.Supply.tap (-> \row { @d.push: row; });
$csv.CSV (in => $in, out => $ch, :!meta);
is-deeply ([@d], $full-aoa, "csv => Supplier { s-in ($in) }");
}
$io-in.seek (0, SeekFromBeginning);
for in () -> $in {
ok (my $csv = Text::CSV.new, "new for Supply");
my @d;
my $ch = $csv.CSV (in => $in, out => Supply, :!meta);
$ch.tap (-> \row { @d.push: row; });
is-deeply ([@d], $full-aoa, "csv => Supplier { s-in ($in) }");
}
$io-in.seek (0, SeekFromBeginning);
for in () -> $in {
ok (my $csv = Text::CSV.new, "new for Supply + Hash");
my @d;
my $ch = $csv.CSV (in => $in, out => Supply, :!meta, headers => "auto");
$ch.tap (-> \row { @d.push: row; });
is-deeply ([@d], $full-aoh, "csv => Supplier { s-in ($in) }");
}
# Additional attributes like headers and fragment
$io-in.seek (0, SeekFromBeginning);
for in () -> $in {
ok (my $csv = Text::CSV.new, "new for Hash + hdrs");
is-deeply ($csv.csv (in => $in, headers => @hdr, frag => "row=2-*"),
$full-aoh, "csv => Hash + hdrs { s-in ($in) }");
}
my $aoa = [ $full-aoa.list[1,2] ];
is-deeply (csv (file => $fni, headers => "skip"), $aoa, "AOA skip");
is-deeply (csv (file => $fni, fragment => "row=2-3"), $aoa, "AOA fragment");
is-deeply (csv (in => $fni, encoding => "utf-8", headers => ["a", "b", "c"],
fragment => "row=2", sep_char => ","),
[{ :a("1"), :b("2"), :c("3") },], "AOH headers fragment");
ok (csv (in => $aoa, out => $fno), "AOA out file");
is-deeply (csv (in => $fno), $aoa, "AOA parse out");
ok (csv (in => $full-aoh, out => $fno, headers => "auto"), "AOH out file");
is-deeply (csv (in => $fno, headers => "auto"), $full-aoh, "AOH parse out");
ok (csv (in => $full-aoh, out => $fno, headers => "skip"), "AOH out file no header");
is-deeply (csv (in => $fno, headers => @hdr),
$full-aoh, "AOH parse out no header");
my int $idx = 0;
sub getrowa { return $full-aoa[$idx++]; }
sub getrowh { return $full-aoh[$idx++]; }
ok (csv (in => &getrowa, out => $fno), "out from CODE/AR");
is-deeply (csv (in => $fno), $full-aoa, "data from CODE/AR");
$idx = 0;
ok (csv (in => &getrowh, out => $fno, headers => [ @hdr ]), "out from CODE/HR");
is-deeply (csv (in => $fno, headers => "auto"), $full-aoh, "data from CODE/HR");
$idx = 0;
ok (csv (in => &getrowh, out => $fno), "out from CODE/HR (auto headers)");
is-deeply (csv (in => $fno, headers => "auto"), $full-aoh, "data from CODE/HR");
is (csv (in => [$[1,2,3]], out => Str), "1,2,3\r\n"|"1,2,3\n", "Out to Str");
ok (csv (in => $aoa.iterator, out => $fno), "AOA out file");
is-deeply (csv (in => $fno), $aoa, "AOA parse out");
{ ok (my $h = csv (file => $fni, key => "bar" ), "HoH with Cool key");
is-deeply ($h<1>, { :bar("1"), :baz("2"), :foo("3") }, "Entry 1");
}
{ ok (my $h = csv (file => $fni, key => [ ":" , "bar" ]), "HoH with List-2 key");
is-deeply ($h<1>, { :bar("1"), :baz("2"), :foo("3") }, "Entry 1");
}
{ ok (my $h = csv (file => $fni, key => [ ":" , "bar", "baz" ]), "HoH with List-3 key");
is-deeply ($h<1:2>, { :bar("1"), :baz("2"), :foo("3") }, "Entry 1:2");
}
{ my $x;
my $e;
{ $x = $csv.csv (in => $fni, key => { 42 });
CATCH { default { $e = $_ }}
}
is ($x, Any, "Bad args should cause fail");
is ($e.error, 1501, "Unsupported parameter type");
}
{ my $x;
my $e;
{ $x = $csv.csv (in => $fni, key => "frox");
CATCH { default { $e = $_ }}
}
is ($x, Any, "Bad args should cause fail");
is ($e.error, 4001, "key does not exist");
}
{ my $x;
my $e;
{ $x = $csv.csv (in => $fni, key => [ "frox" ]);
CATCH { default { $e = $_ }}
}
is ($x, Any, "Bad args should cause fail");
is ($e.error, 1501, "Unsupported parameter type: need sep and key(s)");
}
{ my $x;
my $e;
{ $x = $csv.csv (in => $fni, key => [ ":", "frox" ]);
CATCH { default { $e = $_ }}
}
is ($x, Any, "Bad args should cause fail");
is ($e.error, 4001, "key does not exist");
}
{ my $x;
my $e;
{ $x = $csv.csv (in => $fni, key => [ ":", "bar", "frox" ]);
CATCH { default { $e = $_ }}
}
is ($x, Any, "Bad args should cause fail");
is ($e.error, 4001, "(part of) key does not exist");
}
done-testing;