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Expose control of the number of open files in libvips' cache.

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Breaks API of existing cache method.
Disable libvips cache for I/O tests.
This commit is contained in:
Lovell Fuller
2016-01-06 20:37:37 +00:00
parent 8843211e12
commit 11329d5e09
29 changed files with 126 additions and 82 deletions
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48
test/unit/util.js
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@@ -10,20 +10,48 @@ describe('Utilities', function() {
describe('Cache', function() {
it('Can be disabled', function() {
var cache = sharp.cache(0, 0);
assert.strictEqual(0, cache.memory);
assert.strictEqual(0, cache.items);
sharp.cache(false);
var cache = sharp.cache(false);
assert.strictEqual(cache.memory.current, 0);
assert.strictEqual(cache.memory.max, 0);
assert.strictEqual(typeof cache.memory.high, 'number');
assert.strictEqual(cache.files.current, 0);
assert.strictEqual(cache.files.max, 0);
assert.strictEqual(cache.items.current, 0);
assert.strictEqual(cache.items.max, 0);
});
it('Can be set to a maximum of 50MB and 500 items', function() {
var cache = sharp.cache(50, 500);
assert.strictEqual(50, cache.memory);
assert.strictEqual(500, cache.items);
it('Can be enabled with defaults', function() {
var cache = sharp.cache(true);
assert.strictEqual(cache.memory.max, 50);
assert.strictEqual(cache.files.max, 20);
assert.strictEqual(cache.items.max, 100);
});
it('Can be set to zero', function() {
var cache = sharp.cache({
memory: 0,
files: 0,
items: 0
});
assert.strictEqual(cache.memory.max, 0);
assert.strictEqual(cache.files.max, 0);
assert.strictEqual(cache.items.max, 0);
});
it('Can be set to a maximum of 10MB, 100 files and 1000 items', function() {
var cache = sharp.cache({
memory: 10,
files: 100,
items: 1000
});
assert.strictEqual(cache.memory.max, 10);
assert.strictEqual(cache.files.max, 100);
assert.strictEqual(cache.items.max, 1000);
});
it('Ignores invalid values', function() {
sharp.cache(50, 500);
sharp.cache(true);
var cache = sharp.cache('spoons');
assert.strictEqual(50, cache.memory);
assert.strictEqual(500, cache.items);
assert.strictEqual(cache.memory.max, 50);
assert.strictEqual(cache.files.max, 20);
assert.strictEqual(cache.items.max, 100);
});
});