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test.js
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test.js
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"use strict";
////////////////////////////////////
//
// Tests
//
////////////////////////////////////
var ok = require("./oK");
var fails = 0; var tests = 0;
function test(input, output) {
try {
var got = ok.format(ok.run(ok.parse(input), ok.baseEnv()));
if (output && output != got) {
console.log("TEST "+tests+" FAILED: "+input+"\nEXPECTED:\n"+output+"\nGOT:\n"+got);
fails++;
}
else if (!output) { console.log(got); }
}
catch(err) {
console.log("TEST "+tests+" FAILED: "+input);
console.log(err.stack);
fails++;
}
tests++;
}
function fail(input, errmsg) {
var caught = false;
try { ok.run(ok.parse(input), new ok.Environment(null)); }
catch(err) {
caught = true;
if (err.message != errmsg) {
console.log("TEST "+tests+" FAILED: "+input+"\nBAD ERROR, EXPECTED:\n"+errmsg+"\nGOT:");
console.log(err.stack);
fails++;
}
}
if (!caught) {
console.log("TEST "+tests+" FAILED: "+input+"\nNO ERROR, EXPECTED:\n"+errmsg);
fails++;
}
tests++;
}
function files() {
var fs = require("fs");
var sourcefiles = [
"examples/binpack.k",
"examples/islands.k",
"examples/strings.k",
"examples/treedepth.k",
"examples/idioms.k",
"examples/runlength.k",
"examples/lexicographic.k",
"examples/parsing.k",
"examples/merge.k",
"examples/bencode.k",
];
for(var z=0;z<sourcefiles.length;z++) {
var program = fs.readFileSync(sourcefiles[z], { encoding:'utf8' });
process.stdout.write(ok.format(ok.run(ok.parse(program), ok.baseEnv())));
process.stdout.write("\n");
}
}
function show(input) {
console.log(ok.parse(input));
//console.log(JSON.stringify(ok.parse(input)));
}
console.log("tests...");
test("3 .2 4 53.9 -8" , "3 0.2 4 53.9 -8" );
test('"foo bar quux"' , '"foo bar quux"' );
test('"K"' , '"K"' );
test("(1 2 3;(4 5;6))" , "(1 2 3\n (4 5\n 6))" );
test("5#99" , "99 99 99 99 99" );
test("&1 4 2" , "0 1 1 1 1 2 2" );
test("?5 3 3 5 2 3 2" , "5 3 2" );
test("+(1 2 3;4 5 6)" , "(1 4\n 2 5\n 3 6)" );
test("|5 8 12 47" , "47 12 8 5" );
test("-!5" , "0 -1 -2 -3 -4" );
test("-(1 2;3;4 5)" , "(-1 -2\n -3\n -4 -5)" );
test("(1;(2 3 4))+(5;(6 7 8))" , "(6\n 8 10 12)" );
test("4+1 2 3" , "5 6 7" );
test("2 3 4>3" , "0 0 1" );
test("2*!7" , "0 2 4 6 8 10 12" );
test("+\\!3" , "0 1 3" );
test("4#+/1+!3" , "6 6 6 6" );
test("-:'1 2 3" , "-1 -2 -3" );
test("{[a;b] 2+2}" , "{[a;b]2+2}" );
test("{[x] +/1 2}" , "{[x]+/1 2}" );
test("{3;4;18+4}" , "{3;4;18+4}" );
test("x: 5; 2*x" , "10" );
test("{$[1;2;3]}" , "{$[1;2;3]}" );
test("$[0;`a;1;`b;`c]" , "`b" );
test("$[1>2;555;97]" , "97" );
test("28 9 4@1" , "9" );
test("28 9 4@0 1 1 0 2" , "28 9 9 28 4" );
test("{x+y}" , "{[x;y]x+y}" );
test("{y; {z}}" , "{[x;y]y;{[x;y;z]z}}" );
test("a:5;b:3;a*b" , "15" );
test("{x*x}3" , "9" );
test("sq:{x*x};sq 25" , "625" );
test("(1;(2 3))=2" , "(0\n 1 0)" );
test("(1;(2 3))~2" , "0" );
test("1 2 4~1 3 4" , "0" );
test("3*5+1" , "18" );
test("(3*5)+1" , "16" );
test("{x+y}[3;5]" , "8" );
test("{z+x*y}[3;2;1]" , "7" );
test("prod:{x*y};prod[3;20]" , "60" );
test("{+/x}[9 10]" , "19" );
test(",4" , ",4" );
test("{x,9,y}/1 2 3" , "1 9 2 9 3" );
test("(1;2;;3)" , "(1;2;;3)" );
test("2+" , "(2+)" );
test(",/" , ",/" );
test("(,/)/(1 2;3;(4;5 6))" , "1 2 3 4 5 6" );
test(",//(`a;2;3;(`b;5 6))" , "(`a;2;3;`b;5;6)" );
test("{$[3=x;3;x-1]}\\6" , "6 5 4 3" );
test("5{1+x}\\9" , "9 10 11 12 13 14" );
test("(5){1+x}/9" , "14" );
test("{x- 1}" , "{[x]x-1}" );
test("{x-1}" , "{[x]x-1}" );
test("{3.5- 1}" , "{3.5-1}" );
test("{3.5-1}" , "{3.5-1}" );
test("{3.5 -1}" , "{3.5 -1}" );
test("-1+1" , "0" );
test("1-1" , "0" );
test('#"1-1"' , "3" );
test("{x:5;x-1}" , "{[x]x:5;x-1}" );
test("3-0.45" , "2.55" );
test("(1,1+1,1+2)" , "1 2 4" );
test("(1;1+1;1+2)" , "1 2 3" );
test("1 2 3 4" , "1 2 3 4" );
test("(1 2 3;4 5 6;7 8 9)" , "(1 2 3\n 4 5 6\n 7 8 9)" );
test("(0 1;(1;(1 0)))" , "(0 1\n (1\n 1 0))" );
test("(`a;`b;3;4)" , "(`a;`b;3;4)" );
test("(`a;`b;(3 4))" , "(`a\n `b\n 3 4)" );
test("(1;(2;`b);(3;`c))" , "(1\n (2;`b)\n (3;`c))" );
test("(1 1;(2 2;(3 3;(4 4))))" , "(1 1\n (2 2\n (3 3\n 4 4)))" );
test("(1;(2;(3;3;5;,4)))" , "(1\n (2\n (3\n 3\n 5\n ,4)))" );
test("(3;,4)" , "(3\n ,4)" );
test("-10#1 2 3" , "3 1 2 3 1 2 3 1 2 3" ); // *
test("8#1 2 3" , "1 2 3 1 2 3 1 2" );
test("-2#4 7 18 12" , "18 12" );
test("5{x,+/-2#x}/1" , "1 2 3 5 8 13" ); // !
test('#"A"' , "1" );
test("#3 1 4 2" , "4" );
test("#9" , "1" );
test('1_"stares"' , '"tares"' );
test('-2_"stares"' , '"star"' );
test("0_7" , "7" ); // !
test("2_1 2 3 4 5" , "3 4 5" );
test("0 3 7_0 1 2 3 4 5 6 7" , "(0 1 2\n 3 4 5 6\n ,7)" );
test("0 4 _ 0 1 2 3 4 5" , "(0 1 2 3\n 4 5)" );
test('m:"cut it";(0,&m=" ")_m' , '("cut"\n " it")' );
test(",1 2 3" , ",1 2 3" );
test("*1 2 3" , "1" );
test("*5" , "5" );
test("_-4.6" , "-5" );
test("_12.3 9.8 19.992" , "12 9 19" );
test('+ /"comment, not over."' , "(+)" );
test('#" / "' , "3" );
test("`a`b`c[1]" , "`b" );
test('"foobar"[2 3 4]' , '"oba"' );
test("9 8 7 6[2]" , "7" );
test("28 9 4[0 1 1 0 2]" , "28 9 9 28 4" );
test("t:5 8 7;t[1]" , "8" );
test('t:"foobar";t[2 3 4]' , '"oba"' );
test("(`f;99 98;`d)[1]" , "99 98" );
test("{(1+)'3 4 5}" , "{(1+)'3 4 5}" );
test("(+)" , "(+)" );
test("{(a+b)-1}" , "{(a+b)-1}" );
test('{(1; "a"; 3.5; `xyz) 2}' , '{(1;"a";3.5;`xyz)@2}' );
test('(1; "a"; 3.5; `xyz) 2' , "3.5" );
test("{t:3;t+:2;t}" , "{t:3;t:t+2;t}" );
test("t:3;t+:2;t" , "5" );
test("<1 2 2 1" , "0 3 1 2" );
test('"dozen"[> "dozen"]' , '"zoned"' );
test('"abcdef"@(5 0;(3;,4 3))' , '("fa"\n ("d"\n ,"ed"))' );
test("()" , "()" );
test("#()" , "0" );
test("^45" , "0" );
test("^`" , "1" );
test("a:5;{a+x}[1]" , "6" );
test("a:5;{a:x}[3];a" , "5" );
test("a:5;b:{a:x;a}[3];a+b" , "8" );
test("sm:+;sm\\1 2 3" , "1 3 6" );
test("{{5}[]}" , "{{5}.,`}" );
test("{5}[]" , "5" );
test("a:5;b:{a}[]" , "5" );
test("{a:{99};a[]}" , "{a:{99};a.,`}" );
test("a:{99};a[]" , "99" );
test("a:1;{a:2;{a}[]}[],a" , "2 1" ); // *
test("a:1;b:{a:2;{a}}[];{a:3;x[]}[b]" , "2" ); // *
test("r:{$[x;x,r[x-1];0]}; r[4]" , "4 3 2 1 0" );
test("{x+3}@2" , "5" );
test("$0 9 7 6" , '(,"0"\n ,"9"\n ,"7"\n ,"6")' );
test("$29 30" , '("29"\n "30")' );
test("$(`a;45)" , '(,"a"\n "45")' );
test('."1+2"' , "3" );
test('a:5; ."1+a"' , "6" );
test('"f\\noo\\"b\\tar"' , '"f\\noo\\"b\\tar"' );
test('"foo\\nbar"' , '"foo\\nbar"' );
test("{x+y+z}[1]" , "{[x;y;z]x+y+z}[1;;]" );
test("{x+y+z}[1;2]" , "{[x;y;z]x+y+z}[1;2;]" );
test("fa:{x+y+z}[3];fb:fa[4]" , "{[x;y;z]x+y+z}[3;4;]" );
test("f:{x+y}[3];f[2]" , "5" );
test("a:{x,y,z}[;1;]" , "{[x;y;z]x,y,z}[;1;]" );
test("a:{x,y,z}[;1;];b:a[;2]" , "{[x;y;z]x,y,z}[;1;2]" );
test("a:{x,y,z}[;1;];b:a[;2];b[3]" , "3 1 2" );
test("a:{x,y,z}[;1+2;];a[3+4]" , "{[x;y;z]x,y,z}[7;3;]" );
test("a:((1 2;3 4);5 6);a[0;1]" , "3 4" );
test("a:((1 2;3 4);5 6);a[0;1;0]" , "3" );
test("a:((1 2;3 4);5 6);a[0;0 1;1]" , "2 4" );
test("a:((1 2;3 4);5 6);a[0 1;1]" , "(3 4\n 6)" );
test('a:("abc";"def";"ghi");a[0 2]' , '("abc"\n "ghi")' );
test('a:("abc";"def");a[0;2 1 1]' , '"cbb"' );
test("a:((1 2;3 4);5 6);a[0;;1]" , "2 4" );
test('("abc";"def";"ghi")[1;]' , '"def"' );
test('("abc";"def";"ghi")[;1]' , '"beh"' );
test("{(1;2;3;{5})}[][3][]" , "5" );
test("{x,y,z}[;1;][;2][3]" , "3 1 2" );
test("(1 2 3;4 5 6)[1][2]" , "6" );
test("a:(1 2 3;4 5 9);a[1][2]" , "9" );
test("{x+y}.(1;2)" , "3" );
test("sq:{x*x};sq.(5)" , "25" ); // !
test("sq:{x*x};sq 25" , "625" );
test("{x -1}" , "{[x]x@-1}" );
test("{d:{x+1};d(1 2)}" , "{d:{[x]x+1};d@1 2}" );
test("{x+1}(2;3 4)" , "(3\n 4 5)" );
test("{2+x}'(1 2 3)" , "3 4 5" );
test("d:{3+x};d'(1;2 3)" , "(4\n 5 6)" );
test("d:{0,x};d(1;2 3)" , "(0\n 1\n 2 3)" );
test("a:1;cache::4+a;cache" , "5" );
test("a:1;c::4+a;b:c;a:2;b,c" , "5 6" );
test("a::b;b::c;c:4,3;a" , "4 3" );
test('a::b,c+:1;b:3;c:0;a;a;b:4;a;c' , "3" );
test("a::b+5;b:4;a;a;a;b:2;a" , "7" );
test("@[1 2 3;0;{2+x}]" , "3 2 3" );
test("@[1 2 3;0;{y};8]" , "8 2 3" );
test("a:1 2 3;@[`a;2;{1+x}]" , "`a" ); // *
test("a:1 2 3;@[`a;2;{1+x}];a" , "1 2 4" ); // *
test("a:1 0 1;@[`a;1;{x,y};4];a" , "(1\n 0 4\n 1)" ); // *
test("@[1 2 3;1 0;{1,x}]" , "(1 1\n 1 2\n 3)" );
test("@[1 2 3;1 0;{x,y};8 9]" , "(1 9\n 2 8\n 3)" );
test("@[1 2 3;0;{x+2*y};8 9]" , "(17 19\n 2\n 3)" );
test("a:5;.`a" , "5" );
test("f:{x+y};.`f" , "{[x;y]x+y}" );
test("{t:3 5;t[0]:9;t}" , "{t:3 5;t:.[t;0;{[x;y]y};9];t}" );
test("t:3 5;t[0]:9;t" , "9 5" );
test("{t:0 1 2;t[1],:9;t}" , "{t:0 1 2;t:.[t;1;,;9];t}" );
test("t:0 1 2;t[1],:9;t" , "(0\n 1 9\n 2)" );
fail("1 2 3+4 5" , "length error." );
fail("`a+2" , "number expected, found symbol." );
fail("&-30" , "positive int expected." );
fail("2 -3 4_1 3 4" , "positive int expected." );
fail("a:b" , "the name 'b' has not been defined." );
fail("a:1;a[2]" , "function or list expected, found number.");
fail("f:{x+y};f[1;2;3]" , "valence error." );
fail("@[1;2]" , "function or list expected, found number.");
fail("{5;" , "parse error. '}' expected." );
fail("(5" , "parse error. ')' expected." );
fail("a[3" , "parse error. ']' expected." );
test("a:(1 2;3 4)[;1]" , "2 4" );
test("5,/:1 2 3" , "(5 1\n 5 2\n 5 3)" );
test("(!3)+/:!3" , "(0 1 2\n 1 2 3\n 2 3 4)" );
test("(!3),/:!3" , "(0 1 2 0\n 0 1 2 1\n 0 1 2 2)" );
test("a:,\\;a 1 2 3" , "(1\n 1 2\n 1 2 3)" );
test("a:+/;a 1 2 3" , "6" );
test("a:!:;a 5" , "0 1 2 3 4" );
test("|t=/:t:!3" , "(0 0 1\n 0 1 0\n 1 0 0)" );
test("{t[0;2]:99}" , "{t:.[t;0 2;{[x;y]y};99]}" );
test("t:(1 2 3;4 5 6);t[0;2]:99;t" , "(1 2 99\n 4 5 6)" );
test("t:(1 2 3;4 5 6);t[;1]:88;t" , "(1 88 3\n 4 88 6)" );
test(".[(1 2;3 4 5);1;,;999]" , "(1 2\n 3 4 5 999)" ); // *
test(".[(1 2;3 4 5);1 2;,;999]" , "(1 2\n (3\n 4\n 5 999))" );
test(".[(1 2;3 4 5);(0 1;1);,;999]" , "((1\n 2 999)\n (3\n 4 999\n 5))" );
test(".[(1 2;3 4 5);(;0);,;555]" , "((1 555\n 2)\n (3 555\n 4\n 5))" );
test(".[(1 2;3 4 5);1 2;,;96 69]" , "(1 2\n (3\n 4\n 5 96 69))" );
test("(,5)#!5" , "0 1 2 3 4" );
test("2 3#!5" , "(0 1 2\n 3 4 0)" );
test("2 2 3#!5" , "((0 1 2\n 3 4 0)\n (1 2 3\n 4 0 1))");
test("3 3#1" , "(1 1 1\n 1 1 1\n 1 1 1)" );
test(".[3 3#0;1;+;1 2 3]" , "(0 0 0\n 1 2 3\n 0 0 0)" ); // *
test(".[(1 2 3;4 5 6);1;(0,)]" , "(1 2 3\n 0 4 5 6)" ); // *
test(".[(1 2 3;4 5 6);1 2;(0,)]" , "(1 2 3\n (4\n 5\n 0 6))" );
test(".[(1 2 3;4 5 6);(0 1;1);(0,)]" , "((1\n 0 2\n 3)\n (4\n 0 5\n 6))" );
test(".[(1 2 3;4 5 6);(;0);(0,)]" , "((0 1\n 2\n 3)\n (0 4\n 5\n 6))" );
fail("a:1 2 3;a[1.4]:5;a" , "positive int expected." );
test("$!5" , '(,"0"\n ,"1"\n ,"2"\n ,"3"\n ,"4")' );
test('"&"\\"foo=42&bar=69"' , '("foo=42"\n "bar=69")' );
fail("1\\3 1 2 2 4 1 5 1" , "list expected, found number." );
test("1':!5" , "(,0\n ,1\n ,2\n ,3\n ,4)" );
test("2':!5" , "(0 1\n 1 2\n 2 3\n 3 4)" );
test("3':!5" , "(0 1 2\n 1 2 3\n 2 3 4)" );
test("4':!5" , "(0 1 2 3\n 1 2 3 4)" );
test("5':!5" , ",0 1 2 3 4" );
test("9':!5" , "()" );
test("-1':!4" , "(0 0 1\n 0 1 2\n 1 2 3\n 2 3 0)" );
test("-10':!4" , "(0 0 1\n 0 1 2\n 1 2 3\n 2 3 0)" );
test("0':!5" , "(()\n ()\n ()\n ()\n ()\n ())" );
test('+"="\\\'"&"\\"foo=42&bar=69"' , '(("foo"\n "bar")\n ("42"\n "69"))' );
test("{a::99}" , "{a::99}" );
test("a:5; {a::3}[]; a" , "3" );
test("b:1 2 3;{b[1]::4}[]; b" , "1 4 3" );
test("c:99;{c+::5}[]; c" , "104" ); // !
test("{b[1]:4}" , "{b:.[b;1;{[x;y]y};4]}" );
test("{b[1]::4}" , "{..[`b;1;{[x;y]y};4]}" );
test("b:1 2 3;{b:4 3 2;b[1]:4}[]; b" , "1 2 3" );
test("b:1 2 3;{b:4 3 2;b[1]::4}[]; b" , "1 4 3" ); // ! (segfault)
test("c:1 2 3;{c:4 3 2;c[1]+:5}[];c" , "1 2 3" ); // ! (segfault)
test("c:1 2 3;{c:4 3 2;c[1]+::5}[];c" , "1 7 3" ); // !
test("c:8; {c:1; .`c}[]" , "8" );
test("c:8;{c:2;c+:1}[]; c" , "8" );
test("c:8;{c:2;c::1+(.`c)}[]; c" , "9" ); // *
test("c:8;{c:2;c+::1}[]; c" , "9" ); // !
test("?[1 2 3;1 1;4]" , "1 4 2 3" );
test('?["test";1 3;"u"]' , '"tut"' );
test('?["hello world";0 5;"goodbye"]' , '"goodbye world"' );
test("?[2 7 9;1 2;2*]" , "2 14 9" );
test('?["a look back";2 6;|:]' , '"a kool back"' );
test("?[1 2 3;1,1;2+2]" , "1 4 2 3" );
test("[a:2;b::a]" , "[a:2;b:2]" );
test("[a:1 9 5;b::a]" , "[a:1 9 5;b:1 9 5]" );
test("011b" , "0 1 1" );
test("11010b" , "1 1 0 1 0" );
test("~1" , "0" );
test("~1 0 5" , "0 1 0" );
test("{~'(c.,x;y)}" , "{[x;y]~'(c.,x;y)}" );
test("-1,'1 2 3" , "(-1 1\n -1 2\n -1 3)" );
test("-1 0 1,'1 2 3" , "(-1 1\n 0 2\n 1 3)" );
test("{1 2,\\:/:3 4}" , "{1 2 ,\\:/:3 4}" );
test("1 2,\\:/:3 4" , "((1 3\n 2 3)\n (1 4\n 2 4))" );
test("1 2,/:\\:3 4" , "((1 3\n 1 4)\n (2 3\n 2 4))" );
test("5+/1 2 3" , "11" );
test("5+/,4" , "9" );
test("5+/()" , "5" );
test("1,/:,2" , ",1 2" );
test("+/,5" , "5" );
test("+/5" , "5" );
test("+\\,5" , ",5" );
test("+\\5" , "5" ); // !
test("+\\()" , "()" );
test("-:'()" , "()" );
test("{x<5}{1+x}\\2" , "2 3 4 5" );
test("{x<5}{1+x}/2" , "5" );
test("a:{x<5};b:{1+x};a b\\2" , "2 3 4 5" );
test("{a b/c}" , "{a b/c}" );
test("{a (b/c)}" , "{a@b/c}" );
test("{a.b/c}" , "{a.b/c}" );
test("{a.(b/c)}" , "{a.b/c}" );
test('"\\n"' , '"\\n"' );
test('"\\n\\n"' , '"\\n\\n"' );
test("+[;2]" , "+[;2]" );
test("+[2]" , "+[2;]" ); // !
test("-[2;3]" , "-1" ); // !
test("{-[2]3}" , "{-[2;]3}" );
test("-[2]3" , "-1" ); // !
test("-[;100]" , "-[;100]" );
test("-[;100]5" , "-95" );
test("a:-[5;];a 2" , "3" ); // !
test("a:-[5;];a[1+1]" , "3" ); // !
test("a:-[;8];a 12" , "4" );
test("a:-;a[7;1]" , "6" );
test("#'1 2" , "(#[1;];#[2;])" ); // *
fail("8)" , "unexpected character ')'" );
test("#:[1 2 3]" , "3" ); // !
test("{x+y}[;5]'1 2 3" , "6 7 8" );
test("(t;t:5)" , "5 5" );
test("{2*x}5" , "10" );
test("{2*x}-:5" , "-10" ); // !
test("{2*x}-:5 7 8" , "-10 -14 -16" ); // !
test("{(){x,(2*y)}/1 2 3}" , "{() {[x;y]x,2*y}/1 2 3}" );
test("(){x,(2*y)}/1 2 3" , "2 4 6" );
test("p:{[s]$[#s;{p[1_s]}[];s]};p[1 2]", "()" ); // !
test("0w -0w0w0w" , "0w -0w 0w 0w" ); // *
test("(0w<5;0w>5;-0w<5;-0w>5)" , "0 1 1 0" );
test("+/+/'" , "(+/+/')" );
test("t:+/+/'" , "(+/+/')" );
test("+/+" , "(+/+)" );
test("t:+/+" , "(+/+)" );
test("f:+/+/';f ((2 3);(3 5))" , "13" );
test("+/-/'" , "(+/-/')" );
test("(1+) 4" , "5" );
test("f:1+;f 4" , "5" );
test("a:2;f:a+;f 7" , "9" );
test("f:(1+2)+;f 3" , "6" );
test("*()" , "()" );
test('|"a"' , '"a"' );
test("|2" , "2" );
test("{5+2}.()" , "7" ); // *
test("a1:5;b2:37;a1+b2" , "42" );
test("{x,y}'0 1" , "({[x;y]x,y}[0;];{[x;y]x,y}[1;])" ); // *
test("({x,y}'0 1).\\:3" , "(0 3\n 1 3)" ); // *
test("{({x,y,z}1)2}" , "{({[x;y;z]x,y,z}@1)@2}" );
test("({x,y,z}1)2" , "{[x;y;z]x,y,z}[1;2;]" );
test("(2+)2" , "4" );
test("{+[x;y]}" , "{[x;y]+[x;y]}" );
test("{t[x;y]:1}" , "{[x;y]t:.[t;(x;y);{[x;y]y};1]}" );
test("{+[x;y]}.'(1 2;3 4)" , "3 7" ); // *
test("+/0#1 2 3" , "0" );
test("*/0#1 2 3" , "1" );
test("|/0#1 2 3" , "-0w" );
test("&/0#1 2 3" , "0w" );
test("a:[foo:23];a@`foo" , "23" );
test("a:[foo:23];a@`bar" , "0N" );
test("a:[foo:23];a[`foo]" , "23" );
test("a:(3;(4 5));a.(1 0)" , "4" ); // *
test("a:[foo:[bar:5]];a.(`foo `bar)" , "5" ); // *
test("a:[foo:[bar:5]];a[`foo;`bar]" , "5" );
test("a:[f:[m:5;p:9]];a[`f;`m`p]" , "5 9" );
test("a:[f:33];a[`g]:99" , "[f:33;g:99]" );
test("a:[f:33];a[`f]+:4" , "[f:37]" );
test("7 15,'4" , "(7 4\n 15 4)" );
test("V:!3;D:{x+y};V D/:\\:V" , "(0 1 2\n 1 2 3\n 2 3 4)" );
test("{t:1; 3 6 9 t}" , "{t:1;3 6 9@t}" );
test("{(x*2; 1+3*x)(2!x)}" , "{[x](x*2;1+3*x)@2!x}" );
test("{(x*2; 1+3*x)2!x}" , "{[x](x*2;1+3*x)@2!x}" );
test("{(x*2; 1+3*x)2!x}5" , "16" );
test("6 8 20(0)" , "6" );
test('"123"-"0"' , "1 2 3" );
test("!2 3" , "(0 0 0 1 1 1\n 0 1 2 0 1 2)" );
test("3!5" , "2" );
test("2!5" , "1" );
test("-3!7" , "2" );
test("5!-3" , "2" );
test("9!80" , "8" );
test("log 5 18" , "1.6094 2.8904" );
test("exp 2" , "7.3891" );
test("10*sin 2 3" , "9.093 1.4112" );
test("10*cos 2 3" , "-4.1615 -9.8999" );
test("{10*sin!5}" , "{10*sin!5}" );
test("10*sin!5" , "0 8.4147 9.093 1.4112 -7.568" );
test("2#()" , "(()\n ())" );
test("3#\"\"" , "(()\n ()\n ())" ); // *
test("-4#()" , "(()\n ()\n ()\n ())" ); // *
test('#5?"abc"' , "5" );
test('#5?"0"' , "5" );
test('{x@<x}@?10000?"0"' , '"0123456789:;<=>?@ABCDEFGHI"' );
test("#10?4 7 2" , "10" );
test("1<3?4 7 2" , "1 1 1" );
test("[a:3;b:4]" , "[a:3;b:4]" );
test("![a:5;d:7]" , "`a`d" );
test('[a:2 3 4;b:"abcd"]@`a' , "2 3 4" );
test(".[a:4;b:3]" , "4 3" );
test('="weekend"' , '"weknd"!(,0\n 1 2 4\n ,3\n ,5\n ,6)' );
test("=1 1 2 3 3 1 2 1" , "1 2 3!(0 1 5 7\n 2 6\n 3 4)" );
test("l:(9 8 9 7);g:.=l;l[g]:!#g;l" , "0 1 0 2" );
test('{#:\'x}.:="abdbbac"' , "2 3 1 1" );
test("=(-100 1;-7 5;1 5;1 5)" , "(-100 1\n -7 5\n 1 5)!(,0\n ,1\n 2 3)");
test("#[a:3;b:5;c:7]" , "3" );
test("*[a:8;b:5;c:7]" , "8" );
test("-[a:3;b:5;c:7]" , "[a:-3;b:-5;c:-7]" );
test("~[a:3;b:0;c:1]" , "[a:0;b:1;c:0]" );
test("_[a:1.5;b:3.2]" , "[a:1;b:3]" );
test("[a:3;b:5]-1" , "[a:2;b:4]" );
test("1+[a:3;b:5]" , "[a:4;b:6]" );
test("[a:3;b:4]*[a:2;b:6]" , "[a:6;b:24]" );
test("[a:3;b:5]=5" , "[a:0;b:1]" );
test("5|[a:3;b:5]" , "[a:5;b:5]" );
test("[a:3;b:5]&3" , "[a:3;b:3]" );
test("[a:3;b:5;c:7]<4" , "[a:1;b:0;c:0]" );
test("[a:4]>/:1 4 6" , "([a:1];[a:0];[a:0])" );
test("[a:1],[b:2]" , "[a:1;b:2]" );
test("[a:1;b:3],[b:5]" , "[a:1;b:5]" );
test("t:[a:1];t,[b:2];t" , "[a:1]" );
test("1_[a:1;b:2]" , "[b:2]" );
test("1#[a:1;b:2]" , "[a:1]" );
test("|[a:3;b:4]" , "[b:4;a:3]" );
test("1#3 4 5!6 7 8" , "(,3)!,6" );
test('5!"abcdefgh"' ,"2 3 4 0 1 2 3 4" );
test('21!"abcdefgh"' ,"13 14 15 16 17 18 19 20" );
test('-5!"abcdefgh"' ,"19 19 19 20 20 20 20 20" );
test('{x@(#x)!(!#x)+\\:!#x}"abc"' ,'("abc"\n "bca"\n "cab")' );
test("1 2 3!4 5 6" , "1 2 3!4 5 6" );
test('`a`b`c!"abc"' ,'[a:"a";b:"b";c:"c"]' );
test('","/$!5' , '"0,1,2,3,4"' );
test("@[1 2 3;1;5]" , "1 5 3" );
test("@[1 2 3;(,0;,1);5]" , "5 5 3" );
test("1 2 3 4 1 3^1" , "2 3 4 3" );
test("1 2 3 4 1 3^2 3" , "1 4 1" );
test("5^2" , "0 1 3 4" );
test("5^1 3 4" , "0 2" );
test("1^1" , ",0" );
test("5+\\1 2 3" , "6 8 11" );
test("5+\\,4" , ",9" );
test("5 1 {x+y+z}[3]\\5 1 3" , "(13 9\n 17 13\n 23 19)" );
test("r:{x+y+z};5 1 r[3]\\5 1 3" , "(13 9\n 17 13\n 23 19)" );
test("r:5 1;r{x+y+z}[3]\\5 1 3" , "(13 9\n 17 13\n 23 19)" );
test("5+\\()" , "()" );
test("+55" , "55" );
test('+"ABC"' , ',"ABC"' );
test("+(1 2 3;4)" , "(1 4\n 2 4\n 3 4)" );
test("+(1;4 5 6)" , "(1 4\n 1 5\n 1 6)" );
test("+0,+0,(1 2;3 4)" , "(0 0 0\n 0 1 2\n 0 3 4)" );
test('2$"abcd"' , '"ab"' );
test('7$"abcd"' , '"abcd "' );
test('-3$"2.345"' , '"345"' );
test('-7$"abcd"' , '" abcd"' );
test('2$"a"' , '"a"' );
test('3$("abcd";"fa";"a";"das")' , '("abc"\n "fa "\n "a"\n "das")' );
test('2 3 4$("a";"b";"c")' , '"abc"' );
test('2 3 4$"abc"' , '"abc"' );
test("`c$42" , '"*"' );
test('`i$"*"' , "42" );
test('`i$"Hello."' , "72 101 108 108 111 46" );
test("`c$72 101 108 108 111 46" , '"Hello."' );
test("`b$30" , "0" );
test("`b$31" , "1" );
test("`b$0" , "0" );
test("`f`i`b$31" , "31 31 1" );
test("`i$45 99.4" , "45 99" );
test("-:',5" , ",-5" );
test("0N" , "0N" );
test("5 0N 17" , "5 0N 17" );
test("3|0N" , "3" );
test("3 0N 0N&0N 2 0N" , "0N 0N 0N" );
test("a:1 2;a[45]" , "0N" );
test("a:1 2;a[-7]" , "0N" );
test("1 2 3 @ 1.7" , "0N" );
test("1 2 3[0.9]" , "0N" );
test("5 8 2[0N]" , "0N" );
test("1 0N=0N 0N" , "0 1" );
test("4 +': 2 3" , "6 5" );
test(",':!5" , "(,0\n 1 0\n 2 1\n 3 2\n 4 3)" );
test(",':,1" , ",,1" );
test(",':()" , "()" );
test("=':3 3 2 1 2 2" , "0 1 0 0 0 1" );
test("=':0N 5 3" , "1 0 0" );
test("|':1 3 1 5 2" , "1 3 3 5 5" );
test("+':,99" , ",99" );
test("+':1 2 3" , "1 3 5" );
test("*':2 3 7" , "2 6 21" );
test("-':1 4 9 14 25 36" , "1 3 5 5 11 11" );
test("&':1 3 1 0 5" , "1 1 1 0 0" );
test("#?5" , "5" );
test("1>?5" , "1 1 1 1 1" );
test("@3" , "-9" );
test('@"Z"' , "-10" );
test("@`foo" , "-11" );
test("@()" , "0" );
test("@ [a:2;b:3]" , "99" );
test("@{x+y}" , "102" );
test("t:+; @t" , "107" );
test("t:+/; @t" , "105" );
test("d:{$[-1<@x;1+|/d'x;0]};d(1;2 3)", "2" );
test("23 4 9 18?9" , "2" );
test("9 8 7 6 5 4 3?1" , "0N" );
test('("abe";"i";"cat")?"i"' , "1" );
test("^0N" , "1" );
test('"ABC"^65' , '"BC"' );
test('65 66 67?"B"' , "1" );
test('"ABC"=65' , "1 0 0" );
test("1,/:()" , "()" ); // *
test("(8#2)\\69" , "0 1 0 0 0 1 0 1" );
test("64 64 64\\32767" , "7 63 63" );
test("64 64 64\\32768" , "8 0 0" );
test("16 16\\17" , "1 1" );
test("16 16\\18" , "1 2" );
test("16 16\\6" , "0 6" );
test("(8#2)/1 0 0 0 1 0 1" , "69" );
test("64 64 64/7 63 63" , "32767" );
test("64 64 64/8 0 0" , "32768" );
test("5/1 2 3" , "38" );
test("3/2 1" , "7" );
test("3/1 0 3" , "12" );
test("2/1 1 1 1" , "15" );
test("1 2/1 1" , "3" );
test("(3+)'5 3 1" , "8 6 4" );
test("(*|:)'(1 2;3 4)" , "2 4" );
test("4(|+\\)\\1 1" , "(1 1\n 2 1\n 3 2\n 5 3\n 8 5)" );
test("(1+)'(1 2 3)" , "2 3 4" );
test("{e:{(0,)'x};+e@+e@x}(1 2;3 4)" , "(0 0 0\n 0 1 2\n 0 3 4)" );
test("(1_)'1_(0 0 0;0 1 2;0 3 4)" , "(1 2\n 3 4)" );
test("f:*:;f(|!\\)\\24 40" , "(24 40\n 16 24\n 8 16\n 0 8)" );
test("(1,)',5" , ",1 5" );
test("3{_%x}\\16 16" , "(16 16\n 4 4\n 2 2\n 1 1)" );
test("3(_%)\\16 16" , "0 0" );
test("`" , "`" );
test("`k5" , "`k5" );
test("`." , "`." );
test("`ZZVT.OQ" , "`ZZVT.OQ" );
test("@[2 4 2;0;2*!10]" , "4 4 2" );
test("@[2 4 2;1;2*!10]" , "2 8 2" );
test("@[2 4 2;2;2*!10]" , "2 4 4" );
test("{a[0 1;0 1]:5}" , "{a:.[a;(0 1\n 0 1);{[x;y]y};5]}" );
test("[]" , "()!()" );
test("[a:0][`a]" , "0" );
test("{`a 0}" , "{`a@0}" );
test('{"a"0}' , '{"a"@0}' );
test("[a:0]`a" , "0" );
fail('"a"0' , "function or list expected, found char.");
test('{"" 0: "bb"}' , '{()0:"bb"}' );
test('{"aa" 0: "bb"}' , '{"aa"0:"bb"}' );
test("a*/:\\:'a:(!2;!3)" , "((0 0\n 0 1)\n (0 0 0\n 0 1 2\n 0 2 4))");
fail("a:" , "noun expected following ':'." );
test("f:+/#:';f[(2 2;9;8 8 8)]" , "6" );
test('f:+/=;f["hello";"l"]' , "2" );
test(".[3 3#0;(0 1;1 0);5]" , "(5 5 0\n 5 5 0\n 0 0 0)" );
fail(".[3 3#0;(0 1;1 9);5]" , "index error." );
test(".[3 3#0;(0 1;1 0);2+]" , "(2 2 0\n 2 2 0\n 0 0 0)" );
test(".[3 3#!9;(0 1;1 0);|!6]" , "(5 4 2\n 2 1 5\n 6 7 8)" );
test(".[3 3#0;(0 1;0 1);{[x;y]y};5]" , "(5 5 0\n 5 5 0\n 0 0 0)" );
test(".[3 3#0;(0 1;0 1);:;7]" , "(7 7 0\n 7 7 0\n 0 0 0)" );
test("a:3 3#0;a[0 1;0 1]:9;a" , "(9 9 0\n 9 9 0\n 0 0 0)" );
test(".[3 3#0;(1 2;0);:;4]" , "(0 0 0\n 4 0 0\n 4 0 0)" );
test(',/,"a"' , ',"a"' );
test(",/,2" , ",2" );
test("{x,y}/,2" , "2" );
test("(),/,2" , ",2" );
test(",'/(0 1 2;3 4 5)" , "(0 3\n 1 4\n 2 5)" );
test("l:1 2 3;l[1 2]:3 3;l" , "1 3 3" );
test("#:'=0 1 1 2 3 5 3 3" , "0 1 2 3 5!1 2 1 3 1" );
test("*:'=0 1 1 2 3 5 3 3" , "0 1 2 3 5!0 1 3 4 5" );
test('<#:\'="abdbbac"' , '"dcab"' );
test("<[a:2;b:5;c:1]" , "`c`a`b" );
test("0x414243" , '"ABC"' );
fail("0x41424" , "malformed byte string." );
test("#0x6566" , "2" );
test("[a:1+2]" , "[a:3]" );
test("[a:1+2]`a" , "3" );
test("[a:{4}]`a" , "{4}" );
test("([a:{4}]`a)[]" , "4" );
test("#[2!;!6]" , "1 3 5" );
test("(2!)#!6" , "1 3 5" );
test("({2!x})#!6" , "1 3 5" );
test("{2!x}#!8" , "1 3 5 7" );
test("{(2!)#!6}" , "{((2!))#!6}" );
test("(&/)#(1 0 1 1;1 1;0 1 0;1 2 1)" , "(1 1\n 1 2 1)" );
test('{x~|x}#("racecar";"nope";"bob")', '("racecar"\n "bob")' );
test("{(x<)#1+!2*x}5" , "6 7 8 9 10" );
test(",/,1 1" , "1 1" );
test(',/,"ab"' , '"ab"' );
test(",/,()" , "()" );
test('<("Beta";"Alpha";"Gamma")' , "1 0 2" );
test("<(`canary;`banana;`apple)" , "2 1 0" );
test("[a:1;b:2]+[b:1;a:2]" , "[a:3;b:3]" );
test("[a:1;b:2;c:3]+[b:4;c:5;a:6]" , "[a:7;b:6;c:8]" );
test("[a:1;b:2;c:3]+[b:4;c:5]" , "[a:1;b:6;c:8]" );
test("[a:1;b:2]+[b:4;c:5;a:6]" , "[a:7;b:6;c:5]" );
test("#,(+)" , "1" );
test("#,(+=)" , "1" );
test("*,(+=)" , "(+=)" );
test("#(+;-)" , "2" );
test("(*,(-:))@5" , "-5" );
test("?(,1),2" , "1 2" );
test("{*|&(x@y-1)<x}" , "{[x;y]*|&(x@y-1)<x}" );
test('{&("ABC"@1)<"ABC"}[]' , ",2" );
test("{x@<x}@-4?3 8 9 2" , "2 3 8 9" );
test("#?-5?10" , "5" );
fail("-10?3" , "length error." );
test("{!5}/0" , "0 1 2 3 4" );
test("{!5}\\0" , "(0\n 0 1 2 3 4)" );
test("{!2}'0 1" , "(0 1\n 0 1)" );
test("{!2}[0]" , "0 1" );
test("x:!5;x[,()]:0;x" , "0 1 2 3 4" );
test("x:!3;x[()]:0;x" , "0 1 2" );
test("[a:1]~[a:1]" , "1" );
test("[a:1]~[b:1]" , "0" );
test("[a:1]~[a:1;b:2]" , "0" );
test("[a:1;b:2]~[b:2;a:1]" , "0" );
test('(!256)["A"]' , "65" );
test('(!256)["Bean"]' , "66 101 97 110" );
test('#?5000?"A"' , "26" );
test('#?5000?0+"A"' , "65" );
test('@*?10?"A"' , "-10" );
test("0x0a" , '"\\n"' );
test("0x05" , "0x05" );
test("0x0a05" , "0x0a05" );
test("0x0102" , "0x0102" );
test("0x80" , "0x80" );
fail("0 6_!5" , "length error." );
test("0 5_!5" , "(0 1 2 3 4\n ())" );
fail("-1 2_!3" , "positive int expected." );
test("$`beef" , '"beef"' );
test("$`beef`pork" , '("beef"\n "pork")' );
test("$[();1;2]" , "2" );
test("$[0N;3;4]" , "3" );
test("11 22 33@`a`b`c!2 0 1" , "[a:33;b:11;c:22]" );
test("{1+x}@`a`b!3 4" , "[a:4;b:5]" );
test("+()" , "()" );
test("!-5" , "-5 -4 -3 -2 -1" );
test("!-1" , ",-1" );
test("=3" , "(1 0 0\n 0 1 0\n 0 0 1)" );
test("%':1 3 4 2 1" , "1 3 1.3333 0.5 0.5" );
test('prm "xyz"' , '("xyz"\n "xzy"\n "yxz"\n "yzx"\n "zxy"\n "zyx")');
test("prm 2" , "(0 1\n 1 0)" );
test("2*prm[2]" , "(0 2\n 2 0)" );
test("sin[2]" , "0.9093" );
test("sin[1 2]" , "0.8415 0.9093" );
test("(+/).(1;2 3)" , "6" );
test("+/[1;2 4]" , "7" );
test("{$[1<#x; |o'x; x]}(1 2;3 4)" , "(4 3\n 2 1)" );
test("+/[2 3]" , "5" );
test("+\\[2 3]" , "2 5" );
test("{x+1}\\[3;1]" , "1 2 3 4" );
test("{$[x;(x-1)o(y,2**|y);y]}[3;2]" , "2 4 8 16" );
test("7 in 1 15 3" , "0" );
test("10 7 3 9 in 1 15 3" , "0 0 1 0" );
test("(1 2;3 4) in 3 5 7 9" , "(0 0\n 1 0)" );
test("4 in 2*!5" , "1" );
test("a:()!();a[2]:3;a" , "(,2)!,3" );
test('a:()!();a["f"]:5;a' , '(,"f")!,5' );
test("3 sin\\2" , "2 0.9093 0.7891 0.7097" );
test("{x,y,z}/[1;2 3;4 5]" , "1 2 4 3 5" );
test("{x,y,z}\\[1;2 3;4 5]" , "(1\n 1 2 4\n 1 2 4 3 5)" );
test("{x,y,z}'[1 0;2 3;4 5]" , "(1 2 4\n 0 3 5)" );
test("{x,y,z}'[1;2 3;4 5]" , "(1 2 4\n 1 3 5)" );
test("(`a`b!3 5)@,`b" , ",5" );
test("(`a`b!6 9)(,`b)" , ",9" );
test("(`a`b!3 5)(,`b;`a`b)" , "(,5\n 3 5)" );
test("&`a`b`c!1 0 2" , "`a`c`c" );
test("10 8_10 20 30!3 5 9" , "20 30!5 9" );
test('"fb"#"fab"!3 5 9' , '"fb"!3 9' );
test('_"ABCdef!"' , '"abcdef!"' );
test('_"A"' , '"a"' );
test("(`a`b!(0 1;1))+`a`b!(2 3;4)" , "[a:2 4;b:5]" );
test(">1 2 2 1" , "1 2 0 3" );
test('{5#>#:\'=x@<x}"azzzxyabzxy"' , '"zaxyb"' );
test("(9 8!0 1),'9 8!3 4" , "9 8!(0 3\n 1 4)" );
test("(9 8!0 1),'8 9!3 4" , "9 8!(0 4\n 1 3)" );
test("0 2 4 6 8 10'5" , "2" );
test("0 2 4 6 8 10'-10 0 4 5 6 20" , "-1 0 2 2 3 5" );
test("1 2 3 3 4'2 3" , "1 3" );
test("4 5 6'1" , "-1" );
test("6." , "6" );
test("123. 45." , "123 45" );
test("-34." , "-34" );
test("1 3.()" , "()" );
fail("1 2!3 4 5" , "length error." );
fail("`a`b`c!`d`e" , "length error." );
test("c:99;{x,c}'1 2 3" , "(1 99\n 2 99\n 3 99)" );
test("c:99;{x,y,c}'[1 2;3 4]" , "(1 3 99\n 2 4 99)" );
test("a:1 2 3;`a[1]" , "2" );
test("a:1 4 3;`a @ 1" , "4" );
test("a:1 6 3;`a . 1" , "6" );
test("a:1 2!3 4;`a 2" , "4" );
test("a:5 6!7 8;`a . 5" , "7" );
test("a:{x+1};`a 5" , "6" );
test("a:{x+2};`a . 5" , "7" );
test("b:{x*y};`b . 3 5" , "15" );
test('(2!)#"abcdef"!2 3 4 5 6 7' , '"bdf"!3 5 7' );
test("2 2#()" , "((()\n ())\n (()\n ()))" );
test("2 0N#()" , "(()\n ())" );
test("3 0N#!6" , "(0 1\n 2 3\n 4 5)" );
test("2 0N#!5" , "(0 1\n 2 3 4)" );
test("2 0N#!9" , "(0 1 2 3\n 4 5 6 7 8)" );
test("3 0N#!10" , "(0 1 2\n 3 4 5\n 6 7 8 9)" );
test("1 0N#!4" , ",0 1 2 3" );
test("2 0N#6 7" , "(,6\n ,7)" );
test("2 0N#9" , "(()\n ,9)" );
test("0N 2#!6" , "(0 1\n 2 3\n 4 5)" );
test("0N 2#!5" , "(0 1\n 2 3\n ,4)" );
test("0N 1#!4" , "(,0\n ,1\n ,2\n ,3)" );
test("0N 2#()" , "()" );
test("0N 2#8" , ",,8" );
test("+\\3 3#!9" , "(0 1 2\n 3 5 7\n 9 12 15)" );
test("(+0,)1 2" , ",0 1 2" );
test('{!x}["AB"!(1 2 3;1 2)]' , '"AB"' );
test('{!x}@"AB"!(1 2 3;1 2)' , '"AB"' );
test('3 5 7@*(;)' , '3 5 7' );
test('v::v,#v;v;v;v' , '(;1;2;3)' );
//test("(+/[;2 3 4])@9"); // 18
//test("+/[;2 3 4]9"); // 18
//test("+\\[;2 3 4]9"); // 11 14 18
//test(".[3 3#0;(0 1;0 1);:;2 2#!4]" , "(0 1 0\n 2 3 0\n 0 0 0)" );
//test("a:3 3#0;a[0 1;0 1]:2 2#!4" , "(0 1 0\n 2 3 0\n 0 0 0)" );
//test("t:[a:4];t[`b]+:5;t", "[a:4;b:5]");
//test("1 0N=(1 2 3[-7];1 2 3[5])" , "0 1" );
//files();
// experimental features:
test("f:{{n+::x}.(,`n)!,x}[5];f'2 1 10", "7 8 18");
test("a:5;e:`a`b!2 3;({a::x}.e)[6];(a;e)", "(5;[a:6;b:3])");
test("a:5;b:7;(.{})`a`b", "5 7");
test("f:{}. 1 2!3 4;.f", "1 2!3 4");
// NOTES/TODO:
// global assignment doesn't appear to permit compound assignment, as in {c+::5}.
// k5 doesn't appear to permit spaces in symbol-list literals.
// [a:4]>/:1 4 6 prints in k5 as +[a:100b]
// (+[a:4 3;b:3 4])@1 ~ [a:3;b:4]
// {$[0>@x;&@[x#1;y;0];x@&$[0>@y;~y=x;^y?x]]} / impl of except?
// {$[x~*x;&@[x#1;y;0];x@&$[y~*y;~y=x;(#y)=y?x]]}
//casts for date/time:
// `y - years
// `d - days
// `m - minutes
// `r - hours+minutes,
// `s - seconds
// `t - hoursminutessecondsmsec
//
// `T - time
// `D - date
// `H - hour
// `M - month
// `Y - year
// `R - date,hour,minute
// `S - date,hour,minute,second
// I need to eagerly evaluate portions of sticky expressions wherever possible:
//test("f:(1+2)+", "3+");
//test("a:1;b:a+;a:2;b 3", "4");
// clear up application/dict ambiguity.
// f[a:1] is f.,(a:1)
// f [a:1] is f.,[a:1]
// ?[t;c;b;a] query is the K4/Q "select"
// - t is a 'table'
// - c is 'constraints'
// - b is a dict of grouping specifications ('by')
// - a is a dict of select specifications ('aggregate')
// I need to unify the two definitions of nil floating around currently
// verb-func unification?
// This would simplify a great deal of dispatch logic and remove the need for
// amend/dmend/query to be special syntactic cases.
if (fails) { console.log(fails + " TEST(S) DID NOT COMPLETE SUCCESSFULLY."); }
else { console.log("passed "+tests+" tests!"); }