60 lines
2.1 KiB
JavaScript
60 lines
2.1 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const HistogramLogWriter_1 = require("./HistogramLogWriter");
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const Int32Histogram_1 = require("./Int32Histogram");
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describe("Histogram Log Writer", () => {
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let buffer;
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let writer;
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let histogram;
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beforeEach(() => {
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buffer = "";
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writer = new HistogramLogWriter_1.default((content) => {
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buffer += content;
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});
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histogram = new Int32Histogram_1.default(1, Number.MAX_SAFE_INTEGER, 3);
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});
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it("should write a line with start time, duration, max value, and a base64 encoded histogram", () => {
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// given
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histogram.recordValue(123000);
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// when
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writer.outputIntervalHistogram(histogram, 1000, 1042);
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// then
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expect(buffer).toMatch(/^1000.000,42.000,123.000,HISTFAA/);
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});
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it("should write start time, duration and max value using 3 digits", () => {
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// given
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histogram.recordValue(123001);
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// when
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writer.outputIntervalHistogram(histogram, 1000.0120001, 1042.013001);
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// then
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expect(buffer).toMatch(/^1000.012,42.001,123.001,HISTFAA/);
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});
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it("should write a line starting with histogram tag", () => {
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// given
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histogram.tag = "TAG";
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histogram.recordValue(123000);
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// when
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writer.outputIntervalHistogram(histogram, 1000, 1042);
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// then
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expect(buffer).toContain("Tag=TAG,1000.000,42.000,123.000,HISTFAA");
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});
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it("should write a histogram's start time in sec using basetime", () => {
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// given
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histogram.startTimeStampMsec = 1234001;
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histogram.endTimeStampMsec = 1235001;
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writer.baseTime = 1000000;
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histogram.recordValue(1);
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// when
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writer.outputIntervalHistogram(histogram);
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// then
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expect(buffer).toContain("234.001");
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});
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it("should write start time in seconds", () => {
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// given
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// when
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writer.outputStartTime(1234560);
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// then
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expect(buffer).toContain("1234.560");
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});
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});
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//# sourceMappingURL=HistogramLogWriter.spec.js.map
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