Merge branch 'test' into 'master'

Add test script.

See merge request openfisca/openfisca-france-reforms!4

src/scripts/test.ts

+import { $ } from "zx"
+
+async function latestVersionObjectFromTags() {
+  return (await $`git tag --list`).stdout
+    .split("\n")
+    .filter((line) => line.match(/^\d+\.\d+\.\d+$/))
+    .map((version) => {
+      const match = version.match(/^(\d+)\.(\d+)\.(\d+)$/) as string[]
+      return {
+        major: parseInt(match[1]),
+        minor: parseInt(match[2]),
+        patch: parseInt(match[3]),
+      }
+    })
+    .sort((groups1, groups2) =>
+      groups1.major !== groups2.major
+        ? groups2.major - groups1.major
+        : groups1.minor !== groups2.minor
+        ? groups2.minor - groups1.minor
+        : groups2.patch - groups1.patch,
+    )[0]
+}
+
+async function main() {
+  const { major, minor, patch } = await latestVersionObjectFromTags()
+  console.log("a", major, minor, patch)
+  const nextVersion = `${major}.${minor}.${patch + 1}`
+  console.log("b", nextVersion)
+}
+
+main()
+  .then(() => {
+    process.exit(0)
+  })
+  .catch((error: unknown) => {
+    console.error(error)
+    process.exit(1)
+  })