Add and run JSON Schema test suite

Author: schani

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "test-suite"]
+	path = test-suite
+	url = https://github.com/json-schema-org/JSON-Schema-Test-Suite.git

src/schema-test-suite.test.ts

@@ -0,0 +1,52 @@
+import { describe, it, expect } from "vitest";
+import { convertJsonSchemaToZod } from "./index";
+import * as fs from "fs";
+import * as path from "path";
+
+interface SchemaTestCase {
+    description: string;
+    schema: any;
+    tests: Array<{
+        description: string;
+        data: any;
+        valid: boolean;
+    }>;
+}
+
+describe("JSON Schema Test Suite (Draft 2020-12)", () => {
+    const testSuiteDir = path.join(__dirname, "../test-suite/tests/draft2020-12");
+
+    // Dynamically get all test files from the directory
+    const testFiles = fs
+        .readdirSync(testSuiteDir)
+        .filter((file) => file.endsWith(".json"))
+        .sort(); // Sort for consistent ordering
+
+    testFiles.forEach((testFile) => {
+        describe(testFile.replace(".json", ""), () => {
+            if (!fs.existsSync(path.join(testSuiteDir, testFile))) {
+                it.skip(`${testFile} not found`, () => {});
+                return;
+            }
+
+            const testCases: SchemaTestCase[] = JSON.parse(fs.readFileSync(path.join(testSuiteDir, testFile), "utf8"));
+
+            testCases.forEach((testCase) => {
+                describe(testCase.description, () => {
+                    const zodSchema = convertJsonSchemaToZod(testCase.schema);
+                    testCase.tests.forEach((test) => {
+                        it(test.description, () => {
+                            const result = zodSchema.safeParse(test.data);
+
+                            if (test.valid) {
+                                expect(result.success).toBe(true);
+                            } else {
+                                expect(result.success).toBe(false);
+                            }
+                        });
+                    });
+                });
+            });
+        });
+    });
+});