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CDB-3686 Adds support for per mil tolerance when comparing images as in Mac OS X some results from ImageMagick are a bit odd

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This commit is contained in:
Raul Ochoa
2014-08-04 01:30:24 +02:00
parent 9b5921e8e1
commit 73d1db3bd2
3 changed files with 61 additions and 38 deletions
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test/acceptance/server.js
+12 -9
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@@ -11,6 +11,9 @@ var SQLAPIEmu = require(__dirname + '/../support/SQLAPIEmu.js');
var helper = require(__dirname + '/../support/test_helper');
var IMAGE_EQUALS_TOLERANCE_PER_MIL = 20,
IMAGE_EQUALS_ZERO_TOLERANCE_PER_MIL = 0;
var CartodbWindshaft = require(__dirname + '/../../lib/cartodb/cartodb_windshaft');
var serverOptions = require(__dirname + '/../../lib/cartodb/server_options')();
var server = new CartodbWindshaft(serverOptions);
@@ -842,7 +845,7 @@ suite('server', function() {
assert.equal(res.statusCode, 200, res.statusCode + ': ' + res.body);
var ct = res.headers['content-type'];
assert.equal(ct, 'image/png');
assert.imageEqualsFile(res.body, './test/fixtures/test_table_15_16046_12354_styled_black.png', 2,
assert.imageEqualsFile(res.body, './test/fixtures/test_table_15_16046_12354_styled_black.png', IMAGE_EQUALS_TOLERANCE_PER_MIL,
function(err, similarity) {
if (err) throw err;
done();
@@ -873,7 +876,7 @@ suite('server', function() {
assert.equal(ct, 'image/png');
assert.imageEqualsFile(res.body,
'./test/fixtures/test_table_15_16046_12354_styled_black.png',
2, this);
IMAGE_EQUALS_TOLERANCE_PER_MIL, this);
},
function checkImage(err, similarity) {
if (err) throw err;
@@ -910,7 +913,7 @@ suite('server', function() {
assert.equal(ct, 'image/png');
assert.imageEqualsFile(res.body,
'./test/fixtures/test_table_15_16046_12354_styled_black.png',
2, this);
IMAGE_EQUALS_TOLERANCE_PER_MIL, this);
},
function checkImage(err, similarity) {
if (err) throw err;
@@ -934,7 +937,7 @@ suite('server', function() {
assert.equal(res.statusCode, 200, res.statusCode + ': ' + res.body);
var ct = res.headers['content-type'];
assert.equal(ct, 'image/png');
assert.imageEqualsFile(res.body, './test/fixtures/test_table_15_16046_12354_styled_black.png', 2,
assert.imageEqualsFile(res.body, './test/fixtures/test_table_15_16046_12354_styled_black.png', IMAGE_EQUALS_TOLERANCE_PER_MIL,
function(err, similarity) {
if (err) throw err;
done();
@@ -971,7 +974,7 @@ suite('server', function() {
assert.equal(res.statusCode, 200, res.statusCode + ': ' + res.body);
var ct = res.headers['content-type'];
assert.equal(ct, 'image/png');
assert.imageEqualsFile(res.body, './test/fixtures/test_table_15_16046_12354_styled_black.png', 2,
assert.imageEqualsFile(res.body, './test/fixtures/test_table_15_16046_12354_styled_black.png', IMAGE_EQUALS_TOLERANCE_PER_MIL,
function(err, similarity) {
next(err);
});
@@ -1011,7 +1014,7 @@ suite('server', function() {
assert.equal(res.statusCode, 200, res.statusCode + ': ' + res.body);
var ct = res.headers['content-type'];
assert.equal(ct, 'image/png');
assert.imageEqualsFile(res.body, './test/fixtures/blank.png', 0,
assert.imageEqualsFile(res.body, './test/fixtures/blank.png', IMAGE_EQUALS_ZERO_TOLERANCE_PER_MIL,
function(err, similarity) {
if (err) next(err);
else next();
@@ -1031,7 +1034,7 @@ suite('server', function() {
assert.equal(res.statusCode, 200, res.statusCode + ': ' + res.body);
var ct = res.headers['content-type'];
assert.equal(ct, 'image/png');
assert.imageEqualsFile(res.body, './test/fixtures/blank.png', 0,
assert.imageEqualsFile(res.body, './test/fixtures/blank.png', IMAGE_EQUALS_ZERO_TOLERANCE_PER_MIL,
function(err, similarity) {
if (err) next(err);
else next();
@@ -1068,7 +1071,7 @@ suite('server', function() {
assert.equal(res.statusCode, 200, res.statusCode + ': ' + res.body);
var ct = res.headers['content-type'];
assert.equal(ct, 'image/png');
assert.imageEqualsFile(res.body, './test/fixtures/test_table_15_16046_12354_styled_black.png', 2,
assert.imageEqualsFile(res.body, './test/fixtures/test_table_15_16046_12354_styled_black.png', IMAGE_EQUALS_TOLERANCE_PER_MIL,
function(err, similarity) {
// NOTE: we expect them to be EQUAL here
if (err) { next(err); return; }
@@ -1105,7 +1108,7 @@ suite('server', function() {
assert.equal(res.statusCode, 200, res.statusCode + ': ' + res.body);
var ct = res.headers['content-type'];
assert.equal(ct, 'image/png');
assert.imageEqualsFile(res.body, './test/fixtures/test_table_15_16046_12354_styled_black.png', 2,
assert.imageEqualsFile(res.body, './test/fixtures/test_table_15_16046_12354_styled_black.png', IMAGE_EQUALS_TOLERANCE_PER_MIL,
function(err, similarity) {
// NOTE: we expect them to be different here
if (err) next();