test: add test for nest.land

test/deno/nest-land.test.ts

@@ -0,0 +1,94 @@
+
+import { expect, expectTypeOf, describe, it } from "vitest";
+import { readFileSync } from "node:fs";
+import { dirname, join } from "node:path";
+
+const repositoryRoot = dirname(dirname(__dirname));
+
+const file = readFileSync(
+  join(repositoryRoot, "deno", "nest-land.json"),
+).toString();
+const config: string[][] = JSON.parse(file)?.customManagers?.map(
+  (manager: { matchStrings?: string[] }) => manager.matchStrings,
+);
+
+const regexps: RegExp[][] = config.map((matchStrings: string[]) =>
+  matchStrings.map((re) => new RegExp(re)),
+);
+
+describe("check configuration existing", () => {
+  it("should be array", () => {
+    expect(Array.isArray(config));
+  });
+  it("should be array of regexp", () => {
+    expectTypeOf(regexps).toEqualTypeOf<RegExp[][]>();
+  });
+});
+
+describe("x.nest.land for import_map", () => {
+  const testCases = [
+    {
+      title: "should accept x.nest.land",
+      input: `{
+        "imports": {
+          "sample": "https://x.nest.land/sample@0.0.1/mod.ts",
+        }
+      }`,
+      currentValue: "0.0.1",
+      depName: "sample",
+    },
+    {
+      title: "should accept x.nest.land with `v`",
+      input: `{
+        "imports": {
+          "sample": "https://x.nest.land/sample@v0.0.1/mod.ts",
+        }
+      }`,
+      currentValue: "v0.0.1",
+      depName: "sample",
+    },
+  ];
+
+  for (const testCase of testCases) {
+    it(testCase.title, () => {
+      const re = regexps[0].map((r) => new RegExp(r, "gm"));
+      const matches = re
+        .map((r) => Array.from(testCase.input.matchAll(r)).map((e) => e.groups))
+        .filter((match) => match.length !== 0)
+        .flat();
+      expect(matches.length).toBe(1);
+      expect(matches[0]?.currentValue).toBe(testCase.currentValue);
+      expect(matches[0]?.depName).toBe(testCase.depName);
+    });
+  }
+});
+
+describe("x.nest.land for js file", () => {
+  const testCases = [
+    {
+      title: "should accept x.nest.land",
+      input: `import { sample } from "https://x.nest.land/sample@0.0.1/mod.ts";`,
+      currentValue: "0.0.1",
+      depName: "sample",
+    },
+    {
+      title: "should accept x.nest.land with `v`",
+      input: `import { sample } from "https://x.nest.land/sample@v0.0.1/mod.ts";`,
+      currentValue: "v0.0.1",
+      depName: "sample",
+    },
+  ];
+
+  for (const testCase of testCases) {
+    it(testCase.title, () => {
+      const re = regexps[1].map((r) => new RegExp(r, "gm"));
+      const matches = re
+        .map((r) => Array.from(testCase.input.matchAll(r)).map((e) => e.groups))
+        .filter((match) => match.length !== 0)
+        .flat();
+      expect(matches.length).toBe(1);
+      expect(matches[0]?.currentValue).toBe(testCase.currentValue);
+      expect(matches[0]?.depName).toBe(testCase.depName);
+    });
+  }
+});