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Doc refresh, changelog and dead code removal for #977

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Lovell Fuller
2017-10-10 20:16:38 +01:00
parent d0f66c3734
commit 3c88c84998
9 changed files with 51 additions and 155 deletions
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99
test/unit/interpolation.js
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@@ -1,99 +0,0 @@
'use strict';
const assert = require('assert');
const sharp = require('../../');
const fixtures = require('../fixtures');
describe('Interpolators and kernels', function () {
describe('Reducers', function () {
[
sharp.kernel.nearest,
sharp.kernel.cubic,
sharp.kernel.lanczos2,
sharp.kernel.lanczos3
].forEach(function (kernel) {
it(kernel, function (done) {
sharp(fixtures.inputJpg)
.resize(320, null, { kernel: kernel })
.toBuffer(function (err, data, info) {
if (err) throw err;
assert.strictEqual('jpeg', info.format);
assert.strictEqual(320, info.width);
fixtures.assertSimilar(fixtures.inputJpg, data, done);
});
});
});
});
describe('Enlargers', function () {
[
sharp.interpolator.nearest,
sharp.interpolator.bilinear,
sharp.interpolator.bicubic,
sharp.interpolator.nohalo,
sharp.interpolator.locallyBoundedBicubic,
sharp.interpolator.vertexSplitQuadraticBasisSpline
].forEach(function (interpolator) {
describe(interpolator, function () {
it('x and y', function (done) {
sharp(fixtures.inputTiff8BitDepth)
.resize(200, 200, { interpolator: interpolator })
.png()
.toBuffer(function (err, data, info) {
if (err) throw err;
assert.strictEqual(200, info.width);
assert.strictEqual(200, info.height);
done();
});
});
it('x only', function (done) {
sharp(fixtures.inputTiff8BitDepth)
.resize(200, 21, { interpolator: interpolator })
.png()
.toBuffer(function (err, data, info) {
if (err) throw err;
assert.strictEqual(200, info.width);
assert.strictEqual(21, info.height);
done();
});
});
it('y only', function (done) {
sharp(fixtures.inputTiff8BitDepth)
.resize(21, 200, { interpolator: interpolator })
.png()
.toBuffer(function (err, data, info) {
if (err) throw err;
assert.strictEqual(21, info.width);
assert.strictEqual(200, info.height);
done();
});
});
});
});
it('nearest with integral factor', function (done) {
sharp(fixtures.inputTiff8BitDepth)
.resize(210, 210, { interpolator: 'nearest' })
.png()
.toBuffer(function (err, data, info) {
if (err) throw err;
assert.strictEqual(210, info.width);
assert.strictEqual(210, info.height);
done();
});
});
});
it('unknown kernel throws', function () {
assert.throws(function () {
sharp().resize(null, null, { kernel: 'unknown' });
});
});
it('unknown interpolator throws', function () {
assert.throws(function () {
sharp().resize(null, null, { interpolator: 'unknown' });
});
});
});

36
test/unit/resize.js
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@@ -478,4 +478,40 @@ describe('Resize dimensions', function () {
fixtures.assertSimilar(fixtures.expected('fast-shrink-on-load-true.png'), data, done);
});
});
[
sharp.kernel.nearest,
sharp.kernel.cubic,
sharp.kernel.lanczos2,
sharp.kernel.lanczos3
].forEach(function (kernel) {
it(`kernel ${kernel}`, function (done) {
sharp(fixtures.inputJpg)
.resize(320, null, { kernel: kernel })
.toBuffer(function (err, data, info) {
if (err) throw err;
assert.strictEqual('jpeg', info.format);
assert.strictEqual(320, info.width);
fixtures.assertSimilar(fixtures.inputJpg, data, done);
});
});
});
it('nearest upsampling with integral factor', function (done) {
sharp(fixtures.inputTiff8BitDepth)
.resize(210, 210, { kernel: 'nearest' })
.png()
.toBuffer(function (err, data, info) {
if (err) throw err;
assert.strictEqual(210, info.width);
assert.strictEqual(210, info.height);
done();
});
});
it('unknown kernel throws', function () {
assert.throws(function () {
sharp().resize(null, null, { kernel: 'unknown' });
});
});
});