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feat: Record time difference in tests
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -122,6 +122,7 @@ | |
| "rehype", | ||
| "roledescription", | ||
| "rozhkov", | ||
| "runtimes", | ||
| "sandboxed", | ||
| "sankey", | ||
| "setupgraphviewbox", | ||
|
|
||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,95 @@ | ||
| /* eslint-disable no-console */ | ||
| import { readFile } from 'fs/promises'; | ||
| import { globby } from 'globby'; | ||
| import { markdownTable } from 'markdown-table'; | ||
|
|
||
| interface RunTimes { | ||
| [key: string]: number; | ||
| } | ||
| interface TestResult { | ||
| [key: string]: RunTimes; | ||
| } | ||
|
|
||
| const getRuntimes = (csv: string): RunTimes => { | ||
| const lines = csv.split('\n'); | ||
| const runtimes: RunTimes = {}; | ||
| for (const line of lines) { | ||
| const [testName, timeTaken] = line.split(','); | ||
| if (testName && timeTaken) { | ||
| runtimes[testName] = Number(timeTaken); | ||
| } | ||
| } | ||
| return runtimes; | ||
| }; | ||
|
|
||
| const readStats = async (path: string): Promise<TestResult> => { | ||
| const files = await globby(path); | ||
| const contents = await Promise.all( | ||
| files.map(async (file) => [file, await readFile(file, 'utf-8')]) | ||
| ); | ||
| const sizes = contents.map(([file, content]) => [file.split('/').pop(), getRuntimes(content)]); | ||
| return Object.fromEntries(sizes); | ||
| }; | ||
|
|
||
| const percentChangeThreshold = 5; | ||
| const percentageDifference = ( | ||
| oldValue: number, | ||
| newValue: number | ||
| ): { change: string; crossedThreshold: boolean } => { | ||
| const difference = Math.abs(newValue - oldValue); | ||
| const avg = (newValue + oldValue) / 2; | ||
| const percentage = (difference / avg) * 100; | ||
| const roundedPercentage = percentage.toFixed(2); // Round to two decimal places | ||
| if (roundedPercentage === '0.00') { | ||
| return { change: '0.00%', crossedThreshold: false }; | ||
| } | ||
| const sign = newValue > oldValue ? '+' : '-'; | ||
| return { | ||
| change: `${sign}${roundedPercentage}%`, | ||
| crossedThreshold: percentage > percentChangeThreshold, | ||
| }; | ||
| }; | ||
|
|
||
| const main = async () => { | ||
| const oldStats = await readStats('./cypress/snapshots/runtimes/base/**/*.csv'); | ||
| const newStats = await readStats('./cypress/snapshots/runtimes/head/**/*.csv'); | ||
| const fullData: string[][] = []; | ||
| const changed: string[][] = []; | ||
| for (const [fileName, runtimes] of Object.entries(newStats)) { | ||
| const oldStat = oldStats[fileName]; | ||
| if (!oldStat) { | ||
| continue; | ||
| } | ||
| for (const [testName, timeTaken] of Object.entries(runtimes)) { | ||
| const oldTimeTaken = oldStat[testName]; | ||
| if (!oldTimeTaken) { | ||
| continue; | ||
| } | ||
| const delta = timeTaken - oldTimeTaken; | ||
| const { change, crossedThreshold } = percentageDifference(oldTimeTaken, timeTaken); | ||
| const out = [ | ||
| fileName, | ||
| testName, | ||
| oldTimeTaken.toString(), | ||
| timeTaken.toString(), | ||
| change, | ||
| `${delta.toString()}ms`, | ||
| ]; | ||
| if (crossedThreshold) { | ||
| changed.push(out); | ||
| console.warn(`${testName} (${fileName}): ${timeTaken}ms (${delta}ms, ${change})`); | ||
| } | ||
| fullData.push(out); | ||
| } | ||
| } | ||
| const headers = ['File', 'Test', 'Old Time', 'New Time', '% Change', 'Difference']; | ||
| console.log(markdownTable([headers, ...changed])); | ||
| console.log(` | ||
| <details> | ||
| <summary>Full Data</summary> | ||
| ${markdownTable([headers, ...fullData])} | ||
| </details> | ||
| `); | ||
| }; | ||
|
|
||
| void main().catch((e) => console.error(e)); |