test(): Update tests cases

src/components/__tests__/__snapshots__/DiscriminatorDropdown.test.tsx.snap

@@ -292,6 +292,7 @@ exports[`Components SchemaView discriminator should correctly render SchemaView
                     },
                     "unstable_ignoreMimeParameters": false,
                     "untrustedSpec": false,
+                    "userQueryParamToNavigate": false,
                   },
                   "pattern": undefined,
                   "pointer": "#/components/schemas/Dog/properties/packSize",
@@ -563,6 +564,7 @@ exports[`Components SchemaView discriminator should correctly render SchemaView
                     },
                     "unstable_ignoreMimeParameters": false,
                     "untrustedSpec": false,
+                    "userQueryParamToNavigate": false,
                   },
                   "pattern": undefined,
                   "pointer": "#/components/schemas/Dog/properties/type",
@@ -821,6 +823,7 @@ exports[`Components SchemaView discriminator should correctly render SchemaView
               },
               "unstable_ignoreMimeParameters": false,
               "untrustedSpec": false,
+              "userQueryParamToNavigate": false,
             },
             "pattern": undefined,
             "pointer": "#/components/schemas/Dog",
@@ -1141,6 +1144,7 @@ exports[`Components SchemaView discriminator should correctly render SchemaView
                     },
                     "unstable_ignoreMimeParameters": false,
                     "untrustedSpec": false,
+                    "userQueryParamToNavigate": false,
                   },
                   "pattern": undefined,
                   "pointer": "#/components/schemas/Cat/properties/type",
@@ -1424,6 +1428,7 @@ exports[`Components SchemaView discriminator should correctly render SchemaView
                     },
                     "unstable_ignoreMimeParameters": false,
                     "untrustedSpec": false,
+                    "userQueryParamToNavigate": false,
                   },
                   "pattern": undefined,
                   "pointer": "#/components/schemas/Cat/properties/packSize",
@@ -1678,6 +1683,7 @@ exports[`Components SchemaView discriminator should correctly render SchemaView
               },
               "unstable_ignoreMimeParameters": false,
               "untrustedSpec": false,
+              "userQueryParamToNavigate": false,
             },
             "pattern": undefined,
             "pointer": "#/components/schemas/Cat",
@@ -1957,6 +1963,7 @@ exports[`Components SchemaView discriminator should correctly render SchemaView
           },
           "unstable_ignoreMimeParameters": false,
           "untrustedSpec": false,
+          "userQueryParamToNavigate": false,
         },
         "pattern": undefined,
         "pointer": "#/components/schemas/Pet",
@@ -2266,6 +2273,7 @@ exports[`Components SchemaView discriminator should correctly render SchemaView
               },
               "unstable_ignoreMimeParameters": false,
               "untrustedSpec": false,
+              "userQueryParamToNavigate": false,
             },
             "pattern": undefined,
             "pointer": "#/components/schemas/Dog/properties/packSize",
@@ -2537,6 +2545,7 @@ exports[`Components SchemaView discriminator should correctly render SchemaView
               },
               "unstable_ignoreMimeParameters": false,
               "untrustedSpec": false,
+              "userQueryParamToNavigate": false,
             },
             "pattern": undefined,
             "pointer": "#/components/schemas/Dog/properties/type",
@@ -2795,6 +2804,7 @@ exports[`Components SchemaView discriminator should correctly render SchemaView
         },
         "unstable_ignoreMimeParameters": false,
         "untrustedSpec": false,
+        "userQueryParamToNavigate": false,
       },
       "pattern": undefined,
       "pointer": "#/components/schemas/Dog",

src/services/HistoryService.ts

@@ -94,6 +94,6 @@ export class HistoryService {
   }
 
   private getHrefSplitCharacter(): string {
-    return this.shouldQueryParamNavigationBeUsed() ? '?redoc' : '#';
+    return this.shouldQueryParamNavigationBeUsed() ? '?redoc=' : '#';
   }
 }

src/services/__tests__/history.service.test.ts

@@ -1,13 +1,32 @@
-import { history } from '../HistoryService';
+import { HistoryService } from '../HistoryService';
+import { RedocNormalizedOptions } from '../RedocNormalizedOptions';
+
+const options = new RedocNormalizedOptions({});
 
 describe('History service', () => {
+  function mockWindowLocationForSearch(): void {
+    const mockResponse = jest.fn();
+    Object.defineProperty(window, 'location', {
+      value: {
+        hash: {
+          endsWith: mockResponse,
+          includes: mockResponse,
+        },
+        assign: mockResponse,
+      },
+      writable: true,
+    });
+  }
+
   test('should be an instance', () => {
+    const history = new HistoryService(options);
     expect(typeof history).not.toBe('function');
     expect(history.subscribe).toBeDefined();
   });
 
   test('History subscribe', () => {
     const fn = jest.fn();
+    const history = new HistoryService(options);
     history.subscribe(fn);
     history.emit();
     expect(fn).toHaveBeenCalled();
@@ -15,6 +34,7 @@ describe('History service', () => {
 
   test('History subscribe should return unsubscribe function', () => {
     const fn = jest.fn();
+    const history = new HistoryService(options);
     const unsubscribe = history.subscribe(fn);
     history.emit();
     expect(fn).toHaveBeenCalled();
@@ -23,16 +43,44 @@ describe('History service', () => {
     expect(fn).toHaveBeenCalledTimes(1);
   });
 
-  test('currentId should return correct id', () => {
+  describe('History with config property: `userQueryParamToNavigate` false', () => {
-    window.location.hash = '#testid';
+    test('currentId should return correct id', () => {
-    expect(history.currentId).toEqual('testid');
+      window.location.hash = '#testid';
+      const history = new HistoryService(options);
+      expect(history.currentId).toEqual('testid');
+    });
+
+    test('should return correct link for id', () => {
+      const history = new HistoryService(options);
+      expect(history.linkForId('testid')).toEqual('#testid');
+    });
+
+    test('should return empty link for empty id', () => {
+      const history = new HistoryService(options);
+      expect(history.linkForId('')).toEqual('');
+    });
   });
 
-  test('should return correct link for id', () => {
+  describe('History with config property: `userQueryParamToNavigate` true', () => {
-    expect(history.linkForId('testid')).toEqual('#testid');
+    const overrideOptions = new RedocNormalizedOptions({
-  });
+      userQueryParamToNavigate: true,
+    });
 
-  test('should return empty link for empty id', () => {
+    test('currentId should return correct id', () => {
-    expect(history.linkForId('')).toEqual('');
+      mockWindowLocationForSearch();
+      window.location.search = '?redoc=testid';
+      const history = new HistoryService(overrideOptions);
+      expect(history.currentId).toEqual('testid');
+    });
+
+    test('should return correct link for id', () => {
+      const history = new HistoryService(overrideOptions);
+      expect(history.linkForId('testid')).toEqual('?redoc=testid');
+    });
+
+    test('should return empty link for empty id', () => {
+      const history = new HistoryService(overrideOptions);
+      expect(history.linkForId('')).toEqual('');
+    });
   });
 });