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[Tests] add tests for edge cases and numerics
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@ljharb
ljharb committed Feb 20, 2020
1 parent 398503c commit 4526b39
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237 changes: 237 additions & 0 deletions test/edge-cases.js
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'use strict';

var tape = require('../');
var tap = require('tap');
var concat = require('concat-stream');

var stripFullStack = require('./common').stripFullStack;

tap.test('edge cases', function (tt) {
tt.plan(1);

var test = tape.createHarness();
test.createStream().pipe(concat(function (body) {
tt.equal(
stripFullStack(body.toString('utf8')),
'TAP version 13\n'
+ '# zeroes\n'
+ 'ok 1 0 equal to -0\n'
+ 'ok 2 -0 equal to 0\n'
+ 'not ok 3 0 notEqual to -0\n'
+ ' ---\n'
+ ' operator: notEqual\n'
+ ' expected: |-\n'
+ ' -0\n'
+ ' actual: |-\n'
+ ' 0\n'
+ ' at: Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: 0 notEqual to -0\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'not ok 4 -0 notEqual to 0\n'
+ ' ---\n'
+ ' operator: notEqual\n'
+ ' expected: |-\n'
+ ' 0\n'
+ ' actual: |-\n'
+ ' -0\n'
+ ' at: Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: -0 notEqual to 0\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'ok 5 0 strictEqual to -0\n'
+ 'ok 6 -0 strictEqual to 0\n'
+ 'not ok 7 0 notStrictEqual to -0\n'
+ ' ---\n'
+ ' operator: notEqual\n'
+ ' expected: |-\n'
+ ' -0\n'
+ ' actual: |-\n'
+ ' 0\n'
+ ' at: Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: 0 notStrictEqual to -0\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'not ok 8 -0 notStrictEqual to 0\n'
+ ' ---\n'
+ ' operator: notEqual\n'
+ ' expected: |-\n'
+ ' 0\n'
+ ' actual: |-\n'
+ ' -0\n'
+ ' at: Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: -0 notStrictEqual to 0\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'ok 9 0 deepLooseEqual to -0\n'
+ 'ok 10 -0 deepLooseEqual to 0\n'
+ 'not ok 11 0 notDeepLooseEqual to -0\n'
+ ' ---\n'
+ ' operator: notDeepLooseEqual\n'
+ ' expected: |-\n'
+ ' -0\n'
+ ' actual: |-\n'
+ ' 0\n'
+ ' at: Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: 0 notDeepLooseEqual to -0\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'not ok 12 -0 notDeepLooseEqual to 0\n'
+ ' ---\n'
+ ' operator: notDeepLooseEqual\n'
+ ' expected: |-\n'
+ ' 0\n'
+ ' actual: |-\n'
+ ' -0\n'
+ ' at: Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: -0 notDeepLooseEqual to 0\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'not ok 13 0 deepEqual to -0\n'
+ ' ---\n'
+ ' operator: deepEqual\n'
+ ' expected: |-\n'
+ ' -0\n'
+ ' actual: |-\n'
+ ' 0\n'
+ ' at: Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: 0 deepEqual to -0\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'not ok 14 -0 deepEqual to 0\n'
+ ' ---\n'
+ ' operator: deepEqual\n'
+ ' expected: |-\n'
+ ' 0\n'
+ ' actual: |-\n'
+ ' -0\n'
+ ' at: Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: -0 deepEqual to 0\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'ok 15 0 notDeepEqual to -0\n'
+ 'ok 16 -0 notDeepEqual to 0\n'
+ '# NaNs\n'
+ 'not ok 17 NaN equal to NaN\n'
+ ' ---\n'
+ ' operator: equal\n'
+ ' expected: NaN\n'
+ ' actual: NaN\n'
+ ' at: Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: NaN equal to NaN\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'ok 18 NaN notEqual to NaN\n'
+ 'not ok 19 NaN strictEqual to NaN\n'
+ ' ---\n'
+ ' operator: equal\n'
+ ' expected: NaN\n'
+ ' actual: NaN\n'
+ ' at: Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: NaN strictEqual to NaN\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'ok 20 NaN notStrictEqual to NaN\n'
+ 'not ok 21 NaN deepLooseEqual to NaN\n'
+ ' ---\n'
+ ' operator: deepLooseEqual\n'
+ ' expected: NaN\n'
+ ' actual: NaN\n'
+ ' at: Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: NaN deepLooseEqual to NaN\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'ok 22 NaN notDeepLooseEqual to NaN\n'
+ 'ok 23 NaN deepEqual to NaN\n'
+ 'not ok 24 NaN notDeepEqual to NaN\n'
+ ' ---\n'
+ ' operator: notDeepEqual\n'
+ ' expected: NaN\n'
+ ' actual: NaN\n'
+ ' at: Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: NaN notDeepEqual to NaN\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/edge-cases.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ '\n1..24\n'
+ '# tests 24\n'
+ '# pass 12\n'
+ '# fail 12\n'
);
}));

test('zeroes', function (t) {
t.equal(0, -0, '0 equal to -0');
t.equal(-0, 0, '-0 equal to 0');
t.notEqual(0, -0, '0 notEqual to -0');
t.notEqual(-0, 0, '-0 notEqual to 0');

t.strictEqual(0, -0, '0 strictEqual to -0');
t.strictEqual(-0, 0, '-0 strictEqual to 0');
t.notStrictEqual(0, -0, '0 notStrictEqual to -0');
t.notStrictEqual(-0, 0, '-0 notStrictEqual to 0');

t.deepLooseEqual(0, -0, '0 deepLooseEqual to -0');
t.deepLooseEqual(-0, 0, '-0 deepLooseEqual to 0');
t.notDeepLooseEqual(0, -0, '0 notDeepLooseEqual to -0');
t.notDeepLooseEqual(-0, 0, '-0 notDeepLooseEqual to 0');

t.deepEqual(0, -0, '0 deepEqual to -0');
t.deepEqual(-0, 0, '-0 deepEqual to 0');
t.notDeepEqual(0, -0, '0 notDeepEqual to -0');
t.notDeepEqual(-0, 0, '-0 notDeepEqual to 0');

t.end();
});

test('NaNs', function (t) {
t.equal(NaN, NaN, 'NaN equal to NaN');
t.notEqual(NaN, NaN, 'NaN notEqual to NaN');

t.strictEqual(NaN, NaN, 'NaN strictEqual to NaN');
t.notStrictEqual(NaN, NaN, 'NaN notStrictEqual to NaN');

t.deepLooseEqual(NaN, NaN, 'NaN deepLooseEqual to NaN');
t.notDeepLooseEqual(NaN, NaN, 'NaN notDeepLooseEqual to NaN');

t.deepEqual(NaN, NaN, 'NaN deepEqual to NaN');
t.notDeepEqual(NaN, NaN, 'NaN notDeepEqual to NaN');

t.end();
});
});
152 changes: 152 additions & 0 deletions test/numerics.js
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'use strict';

var tape = require('../');
var tap = require('tap');
var concat = require('concat-stream');

var stripFullStack = require('./common').stripFullStack;

tap.test('numerics', function (tt) {
tt.plan(1);

var test = tape.createHarness();
test.createStream().pipe(concat(function (body) {
tt.equal(
stripFullStack(body.toString('utf8')),
'TAP version 13\n'
+ '# numeric strings\n'
+ 'not ok 1 number equal to string\n'
+ ' ---\n'
+ ' operator: equal\n'
+ ' expected: \'3\'\n'
+ ' actual: 3\n'
+ ' at: Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: number equal to string\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'not ok 2 string equal to number\n'
+ ' ---\n'
+ ' operator: equal\n'
+ ' expected: 3\n'
+ ' actual: \'3\'\n'
+ ' at: Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: string equal to number\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'ok 3 number notEqual to string\n'
+ 'ok 4 string notEqual to number\n'
+ 'not ok 5 number strictEqual to string\n'
+ ' ---\n'
+ ' operator: equal\n'
+ ' expected: \'3\'\n'
+ ' actual: 3\n'
+ ' at: Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: number strictEqual to string\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'not ok 6 string strictEqual to number\n'
+ ' ---\n'
+ ' operator: equal\n'
+ ' expected: 3\n'
+ ' actual: \'3\'\n'
+ ' at: Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: string strictEqual to number\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'ok 7 number notStrictEqual to string\n'
+ 'ok 8 string notStrictEqual to number\n'
+ 'ok 9 number deepLooseEqual to string\n'
+ 'ok 10 string deepLooseEqual to number\n'
+ 'not ok 11 number notDeepLooseEqual to string\n'
+ ' ---\n'
+ ' operator: notDeepLooseEqual\n'
+ ' expected: \'3\'\n'
+ ' actual: 3\n'
+ ' at: Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: number notDeepLooseEqual to string\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'not ok 12 string notDeepLooseEqual to number\n'
+ ' ---\n'
+ ' operator: notDeepLooseEqual\n'
+ ' expected: 3\n'
+ ' actual: \'3\'\n'
+ ' at: Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: string notDeepLooseEqual to number\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'not ok 13 number deepEqual to string\n'
+ ' ---\n'
+ ' operator: deepEqual\n'
+ ' expected: \'3\'\n'
+ ' actual: 3\n'
+ ' at: Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: number deepEqual to string\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'not ok 14 string deepEqual to number\n'
+ ' ---\n'
+ ' operator: deepEqual\n'
+ ' expected: 3\n'
+ ' actual: \'3\'\n'
+ ' at: Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' stack: |-\n'
+ ' Error: string deepEqual to number\n'
+ ' [... stack stripped ...]\n'
+ ' at Test.<anonymous> ($TEST/numerics.js:$LINE:$COL)\n'
+ ' [... stack stripped ...]\n'
+ ' ...\n'
+ 'ok 15 number notDeepEqual to string\n'
+ 'ok 16 string notDeepEqual to number\n'
+ '\n1..16\n'
+ '# tests 16\n'
+ '# pass 8\n'
+ '# fail 8\n'
);
}));

test('numeric strings', function (t) {
t.equal(3, '3', 'number equal to string');
t.equal('3', 3, 'string equal to number');
t.notEqual(3, '3', 'number notEqual to string');
t.notEqual('3', 3, 'string notEqual to number');

t.strictEqual(3, '3', 'number strictEqual to string');
t.strictEqual('3', 3, 'string strictEqual to number');
t.notStrictEqual(3, '3', 'number notStrictEqual to string');
t.notStrictEqual('3', 3, 'string notStrictEqual to number');

t.deepLooseEqual(3, '3', 'number deepLooseEqual to string');
t.deepLooseEqual('3', 3, 'string deepLooseEqual to number');
t.notDeepLooseEqual(3, '3', 'number notDeepLooseEqual to string');
t.notDeepLooseEqual('3', 3, 'string notDeepLooseEqual to number');

t.deepEqual(3, '3', 'number deepEqual to string');
t.deepEqual('3', 3, 'string deepEqual to number');
t.notDeepEqual(3, '3', 'number notDeepEqual to string');
t.notDeepEqual('3', 3, 'string notDeepEqual to number');

t.end();
});
});

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