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rf: ZENKO-285 Single test for range calculation #274

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May 31, 2018
Merged

rf: ZENKO-285 Single test for range calculation #274

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25 changes: 13 additions & 12 deletions tests/unit/replication/MultipleBackendTask.js
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Original file line number Diff line number Diff line change
Expand Up @@ -50,27 +50,28 @@ describe('MultipleBackendTask', () => {
});
});

Array.from(Array(10000 - 1024).keys()).forEach(n => {
const count = n + 1025;
const ranges = task._getRanges(count * partSize);
const contentLen = count * partSize;
const pow = Math.pow(2,
Math.ceil(Math.log(contentLen) / Math.log(2)));
const range = pow / MPU_GCP_MAX_PARTS;
it(`should get list of 1024 ranges: ${count} parts`, () => {
assert.strictEqual(ranges.length <= 1024, true);
it(`should get <= 1024 ranges for part count 1025-10000`, () => {
Array.from(Array(10000 - 1024).keys()).forEach(n => {
const count = n + 1025;
const ranges = task._getRanges(count * partSize);
const contentLen = count * partSize;
const pow = Math.pow(2,
Math.ceil(Math.log(contentLen) / Math.log(2)));
const range = pow / MPU_GCP_MAX_PARTS;
const msg = `incorrect value for part count: ${count}`;
assert.strictEqual(ranges.length <= 1024, true, msg);
assert.deepStrictEqual(ranges[0], {
start: 0,
end: range - 1,
});
}, msg);
assert.deepStrictEqual(ranges[1], {
start: range,
end: range * 2 - 1,
});
}, msg);
assert.deepStrictEqual(ranges[ranges.length - 1], {
start: range * (ranges.length - 1),
end: contentLen - 1,
});
}, msg);
});
});
});
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