chore(semver): add test for parse_range (4309)

semver/parse_range_test.ts

@@ -0,0 +1,77 @@
+// Copyright Isaac Z. Schlueter and Contributors. All rights reserved. ISC license.
+// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
+import { assert } from "../assert/mod.ts";
+import { parseRange } from "./parse_range.ts";
+import type { Comparator, Range } from "./types.ts";
+
+function equalComp(
+  c0: Comparator,
+  c1: Comparator,
+): boolean {
+  return (
+    c0.operator === c1.operator &&
+    c0.major === c1.major &&
+    c0.minor === c1.minor &&
+    c0.patch === c1.patch
+  );
+}
+
+function equalComps(
+  cs0: Comparator[],
+  cs1: Comparator[],
+): boolean {
+  if (cs0.length !== cs1.length) {
+    return false;
+  }
+  for (let i = 0; i < cs0.length; i++) {
+    if (!equalComp(cs0[i], cs1[i])) {
+      return false;
+    }
+  }
+  return true;
+}
+
+function equalRanges(
+  r0: Range,
+  r1: Range,
+): boolean {
+  if (r0.length !== r1.length) {
+    return false;
+  }
+  for (let i = 0; i < r0.length; i++) {
+    if (!equalComps(r0[i], r1[i])) {
+      return false;
+    }
+  }
+  return true;
+}
+
+Deno.test("parseRange", () => {
+  const ranges: [string, Range][] = [
+    ["1.0.0 - 2.0.0", [
+      [
+        {
+          operator: ">=",
+          major: 1,
+          minor: 0,
+          patch: 0,
+          prerelease: [],
+          build: [],
+        },
+        {
+          operator: "<=",
+          major: 2,
+          minor: 0,
+          patch: 0,
+          prerelease: [],
+          build: [],
+        },
+      ],
+    ]],
+  ];
+
+  for (const [r, expected] of ranges) {
+    const range = parseRange(r);
+    assert(equalRanges(range,expected))
+  }
+});