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Increase unit test coverage to ~95%

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Lovell Fuller
2014-10-21 12:22:23 +01:00
parent a531b5917e
commit 6cade5bd7f
10 changed files with 288 additions and 34 deletions
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78
test/unit/resize.js
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@@ -62,6 +62,28 @@ describe('Resize dimensions', function() {
});
});
it('Invalid width', function(done) {
var isValid = true;
try {
sharp(fixtures.inputJpg).resize('spoons', 240);
} catch (err) {
isValid = false;
}
assert.strictEqual(false, isValid);
done();
});
it('Invalid height', function(done) {
var isValid = true;
try {
sharp(fixtures.inputJpg).resize(320, 'spoons');
} catch (err) {
isValid = false;
}
assert.strictEqual(false, isValid);
done();
});
it('TIFF embed known to cause rounding errors', function(done) {
sharp(fixtures.inputTiff).resize(240, 320).embed().jpeg().toBuffer(function(err, data, info) {
if (err) throw err;
@@ -117,26 +139,46 @@ describe('Resize dimensions', function() {
});
});
it('Do not enlarge if input width is already less than output width', function(done) {
sharp(fixtures.inputJpg).resize(2800).withoutEnlargement().toBuffer(function(err, data, info) {
if (err) throw err;
assert.strictEqual(true, data.length > 0);
assert.strictEqual('jpeg', info.format);
assert.strictEqual(2725, info.width);
assert.strictEqual(2225, info.height);
done();
});
it('Do not enlarge when input width is already less than output width', function(done) {
sharp(fixtures.inputJpg)
.resize(2800)
.withoutEnlargement()
.toBuffer(function(err, data, info) {
if (err) throw err;
assert.strictEqual(true, data.length > 0);
assert.strictEqual('jpeg', info.format);
assert.strictEqual(2725, info.width);
assert.strictEqual(2225, info.height);
done();
});
});
it('Do not enlarge if input height is already less than output height', function(done) {
sharp(fixtures.inputJpg).resize(null, 2300).withoutEnlargement().toBuffer(function(err, data, info) {
if (err) throw err;
assert.strictEqual(true, data.length > 0);
assert.strictEqual('jpeg', info.format);
assert.strictEqual(2725, info.width);
assert.strictEqual(2225, info.height);
done();
});
it('Do not enlarge when input height is already less than output height', function(done) {
sharp(fixtures.inputJpg)
.resize(null, 2300)
.withoutEnlargement()
.toBuffer(function(err, data, info) {
if (err) throw err;
assert.strictEqual(true, data.length > 0);
assert.strictEqual('jpeg', info.format);
assert.strictEqual(2725, info.width);
assert.strictEqual(2225, info.height);
done();
});
});
it('Do enlarge when input width is less than output width', function(done) {
sharp(fixtures.inputJpg)
.resize(2800)
.withoutEnlargement(false)
.toBuffer(function(err, data, info) {
if (err) throw err;
assert.strictEqual(true, data.length > 0);
assert.strictEqual('jpeg', info.format);
assert.strictEqual(2800, info.width);
assert.strictEqual(2286, info.height);
done();
});
});
});