212 lines
No EOL
8.8 KiB
JavaScript
Executable file
212 lines
No EOL
8.8 KiB
JavaScript
Executable file
"use strict";
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
const fs = require("fs");
|
|
const HistogramLogReader_1 = require("./HistogramLogReader");
|
|
const wasm_1 = require("./wasm");
|
|
const { floor } = Math;
|
|
function checkNotNull(actual) {
|
|
expect(actual).not.toBeNull();
|
|
}
|
|
describe("Histogram Log Reader", () => {
|
|
let fileContent;
|
|
let tagFileContent;
|
|
let fileContentWithBaseTime;
|
|
let fileContentWithoutHeader;
|
|
let fileContentWithTrailingWhitespace;
|
|
beforeAll(() => {
|
|
// when using mutation testing tool stryker, source code
|
|
// is copied in a sandbox directory without the test_files
|
|
// directory...
|
|
const runFromStryker = __dirname.includes("stryker");
|
|
const prefix = runFromStryker ? "../.." : ".";
|
|
fileContent = fs.readFileSync(`${prefix}/test_files/jHiccup-2.0.7S.logV2.hlog`, "UTF-8");
|
|
fileContentWithBaseTime = fs.readFileSync(`${prefix}/test_files/jHiccup-with-basetime-2.0.7S.logV2.hlog`, "UTF-8");
|
|
fileContentWithoutHeader = fs.readFileSync(`${prefix}/test_files/jHiccup-no-header-2.0.7S.logV2.hlog`, "UTF-8");
|
|
tagFileContent = fs.readFileSync(`${prefix}/test_files/tagged-Log.logV2.hlog`, "UTF-8");
|
|
fileContentWithTrailingWhitespace = fs.readFileSync(`${prefix}/test_files/bug-whitespace.hlog`, "UTF-8");
|
|
});
|
|
it("should update startTimeSec reading first histogram", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default(fileContent);
|
|
// when
|
|
reader.nextIntervalHistogram();
|
|
// then
|
|
expect(reader.startTimeSec).toBe(1441812279.474);
|
|
});
|
|
it("should read first histogram starting from the beginning", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default(fileContent);
|
|
// when
|
|
const histogram = reader.nextIntervalHistogram();
|
|
// then
|
|
checkNotNull(histogram);
|
|
// if mean is good, strong probability everything else is good as well
|
|
expect(floor(histogram.mean)).toBe(301998);
|
|
});
|
|
it("should read encoded histogram and use provided constructor", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default(fileContent, "packed");
|
|
// when
|
|
const histogram = reader.nextIntervalHistogram();
|
|
// then
|
|
checkNotNull(histogram);
|
|
// if mean is good, strong probability everything else is good as well
|
|
expect(floor(histogram.mean)).toBe(301998);
|
|
});
|
|
it("should return null if no histogram in the logs", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default("# empty");
|
|
// when
|
|
const histogram = reader.nextIntervalHistogram();
|
|
// then
|
|
expect(histogram).toBeNull();
|
|
});
|
|
it("should return next histogram in the logs", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default(fileContent);
|
|
reader.nextIntervalHistogram();
|
|
// when
|
|
const histogram = reader.nextIntervalHistogram();
|
|
// then
|
|
checkNotNull(histogram);
|
|
// if mean is good, strong probability everything else is good as well
|
|
expect(floor(histogram.mean)).toBe(293719);
|
|
});
|
|
it("should return null if all histograms are after specified time range", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default(fileContent);
|
|
// when
|
|
const histogram = reader.nextIntervalHistogram(0.01, 0.1);
|
|
// then
|
|
expect(histogram).toBeNull();
|
|
});
|
|
it("should return null if all histograms are before specified time range", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default(fileContent);
|
|
// when
|
|
const histogram = reader.nextIntervalHistogram(62, 63);
|
|
// then
|
|
expect(histogram).toBeNull();
|
|
});
|
|
it("should parse histogram even if there are trailing whitespaces", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default(fileContentWithTrailingWhitespace);
|
|
// when
|
|
const histogram = reader.nextIntervalHistogram();
|
|
// then
|
|
// no error
|
|
});
|
|
it("should return histograms within specified time range", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default(fileContent);
|
|
// when
|
|
const firstHistogram = reader.nextIntervalHistogram(0, 2);
|
|
const secondHistogram = reader.nextIntervalHistogram(0, 2);
|
|
const thirdHistogram = reader.nextIntervalHistogram(0, 2);
|
|
// then
|
|
checkNotNull(firstHistogram);
|
|
checkNotNull(secondHistogram);
|
|
expect(thirdHistogram).toBeNull();
|
|
// if mean is good, strong probability everything else is good as well
|
|
expect(floor(firstHistogram.mean)).toBe(301998);
|
|
expect(floor(secondHistogram.mean)).toBe(293719);
|
|
});
|
|
it("should set start timestamp on histogram", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default(fileContent);
|
|
// when
|
|
const histogram = reader.nextIntervalHistogram();
|
|
// then
|
|
checkNotNull(histogram);
|
|
expect(histogram.startTimeStampMsec).toBe(1441812279601);
|
|
});
|
|
it("should set end timestamp on histogram", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default(fileContent);
|
|
// when
|
|
const histogram = reader.nextIntervalHistogram();
|
|
// then
|
|
checkNotNull(histogram);
|
|
expect(histogram.endTimeStampMsec).toBe(1441812280608);
|
|
});
|
|
it("should parse tagged histogram", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default(tagFileContent);
|
|
reader.nextIntervalHistogram();
|
|
// when
|
|
const histogram = reader.nextIntervalHistogram();
|
|
// then
|
|
checkNotNull(histogram);
|
|
expect(histogram.tag).toBe("A");
|
|
expect(floor(histogram.mean)).toBe(301998);
|
|
});
|
|
it("should use basetime to set timestamps on histogram", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default(fileContentWithBaseTime);
|
|
// when
|
|
const histogram = reader.nextIntervalHistogram();
|
|
// then
|
|
checkNotNull(histogram);
|
|
expect(histogram.startTimeStampMsec).toBe(1441812123250);
|
|
expect(histogram.endTimeStampMsec).toBe(1441812124257);
|
|
});
|
|
it("should default startTime using 1st observed time", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default(fileContentWithoutHeader);
|
|
// when
|
|
const histogram = reader.nextIntervalHistogram();
|
|
// then
|
|
checkNotNull(histogram);
|
|
expect(histogram.startTimeStampMsec).toBe(127);
|
|
expect(histogram.endTimeStampMsec).toBe(1134);
|
|
});
|
|
it("should list all the tags of a log file", () => {
|
|
// given
|
|
// when
|
|
const tags = HistogramLogReader_1.listTags(tagFileContent);
|
|
// then
|
|
expect(tags).toEqual(["NO TAG", "A"]);
|
|
});
|
|
it("should list all the tags of a log file where all histograms are tagged", () => {
|
|
// given
|
|
const content = `#[Fake log chunk]
|
|
#[Histogram log format version 1.2]
|
|
#[StartTime: 1441812279.474 (seconds since epoch), Wed Sep 09 08:24:39 PDT 2015]
|
|
"StartTimestamp","Interval_Length","Interval_Max","Interval_Compressed_Histogram"
|
|
Tag=NOT-EMPTY,0.127,1.007,2.769,HISTFAAAAEV42pNpmSzMwMCgyAABTBDKT4GBgdnNYMcCBvsPEBEJISEuATEZMQ4uASkhIR4nrxg9v2lMaxhvMekILGZkKmcCAEf2CsI=
|
|
Tag=A,0.127,1.007,2.769,HISTFAAAAEV42pNpmSzMwMCgyAABTBDKT4GBgdnNYMcCBvsPEBEJISEuATEZMQ4uASkhIR4nrxg9v2lMaxhvMekILGZkKmcCAEf2CsI=
|
|
`;
|
|
// when
|
|
const tags = HistogramLogReader_1.listTags(content);
|
|
// then
|
|
expect(tags).toEqual(["NOT-EMPTY", "A"]);
|
|
});
|
|
describe("with WASM", () => {
|
|
let accumulatedHistogram;
|
|
beforeAll(wasm_1.initWebAssembly);
|
|
afterEach(() => {
|
|
accumulatedHistogram.destroy();
|
|
});
|
|
it("should do the whole 9 yards just like the original Java version :-)", () => {
|
|
// given
|
|
const reader = new HistogramLogReader_1.default(fileContent, 32, true);
|
|
accumulatedHistogram = wasm_1.WasmHistogram.build();
|
|
let histogram;
|
|
let histogramCount = 0;
|
|
let totalCount = 0;
|
|
// when
|
|
while ((histogram = reader.nextIntervalHistogram()) != null) {
|
|
histogramCount++;
|
|
totalCount += histogram.totalCount;
|
|
accumulatedHistogram.add(histogram);
|
|
histogram.destroy();
|
|
}
|
|
// then
|
|
expect(histogramCount).toBe(62);
|
|
expect(totalCount).toBe(48761);
|
|
expect(accumulatedHistogram.getValueAtPercentile(99.9)).toBe(1745879039);
|
|
expect(reader.startTimeSec).toBe(1441812279.474);
|
|
});
|
|
});
|
|
});
|
|
//# sourceMappingURL=HistogramLogReader.spec.js.map
|