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83 lines
3.3 KiB
83 lines
3.3 KiB
var assert = require("assert");
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var client = require("../../lib/client");
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var extend = require("extend");
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var metric = require("../../lib/api/metric");
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var sinon = require("sinon");
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describe("api/metrics", function(){
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var stub_request;
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beforeEach(function(){
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// Setup `client.request` as a stub
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stub_request = sinon.stub(client, "request");
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});
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afterEach(function(){
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// Reset the original `client.request`
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stub_request.restore();
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stub_request = null;
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});
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describe("#send", function(){
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it("should make a valid api call", function(){
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// Make our api call
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var now = parseInt(new Date().getTime() / 1000);
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metric.send("metric.send", [now, 500]);
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// Assert we properly called `client.request`
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assert(stub_request.calledOnce);
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var call_args = stub_request.getCall(0).args;
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// Method and endpoint are correct
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assert.equal(call_args[0], "POST");
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assert.equal(call_args[1], "/series");
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// Properly formatted body
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// { body: series: [ {metric: "metric.send", host: undefined, tags: undefined, metric_type: undefined} ] }
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// DEV: host/tags/metric_type are optional and should be undefined for this case
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var data = call_args[2];
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assert(data.hasOwnProperty("body"));
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assert(data.body.hasOwnProperty("series"));
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// Assert we have only 1 series
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// series = [ {metric: "", ...}, ... ]
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var series = data.body.series;
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assert(Array.isArray(series));
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assert.equal(series.length, 1);
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// Assert the first series is properly formatted
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// first_series = {metric: "", points: [], ...}
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var first_series = series[0]
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assert.equal(first_series.metric, "metric.send");
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assert(Array.isArray(first_series.points));
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assert.deepEqual(first_series.points, [[now, 500]]);
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// These keys are optional and should be set, but undefined
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assert(first_series.hasOwnProperty("host"));
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assert.equal(first_series.host, undefined);
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assert(first_series.hasOwnProperty("tags"));
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assert.equal(first_series.tags, undefined);
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assert(first_series.hasOwnProperty("metric_type"));
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assert.equal(first_series.metric_type, undefined);
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});
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it("should properly normalize values to points", function(){
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// Make our api call
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metric.send("metrics.send.normalize", 500);
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// Assert we called `client.request` with the correct `points`
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assert(stub_request.calledOnce);
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var call_args = stub_request.getCall(0).args;
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// { body: series: [ {points: [], }, ] }
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var body = call_args[2].body;
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assert.equal(body.series.length, 1);
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// points = [ [<timestamp>, 500] ]
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var points = body.series[0].points;
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assert(Array.isArray(points));
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assert.equal(points.length, 1);
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// point = [<timestamp>, 500]
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var point = points[0];
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assert(Array.isArray(point));
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assert.equal(point.length, 2);
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assert.equal(point[1], 500);
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});
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});
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});
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