(mathieudutour#145): specified desired behaviour

tests/action.test.ts

@@ -527,6 +527,143 @@ describe('github-tag-action', () => {
       expect(mockSetFailed).not.toBeCalled();
     });
 
+    /** 1.3.0 commit =[minor, preminor]=> 1.4.0-pre.0 */
+    it('does create prerelease tag respecting default_bump', async () => {
+      /*
+       * Given
+       */
+      const commits = [{ message: 'this is a commit', hash: null }];
+      jest
+        .spyOn(utils, 'getCommits')
+        .mockImplementation(async (sha) => commits);
+
+      const validTags = [
+        {
+          name: 'v1.2.3',
+          commit: { sha: '012345', url: '' },
+          zipball_url: '',
+          tarball_url: 'string',
+          node_id: 'string',
+        },
+      ];
+      jest
+        .spyOn(utils, 'getValidTags')
+        .mockImplementation(async () => validTags);
+
+      /*
+       * When
+       */
+      setInput('default_bump', 'minor');
+      setInput('default_prerelease_bump', 'prerelease');
+      await action();
+
+      /*
+       * Then
+       */
+      expect(mockCreateTag).toHaveBeenCalledWith(
+        'v1.3.0-prerelease.0',
+        expect.any(Boolean),
+        expect.any(String)
+      );
+      expect(mockSetFailed).not.toBeCalled();
+    });
+
+    /** 1.3.0-pre.0 + commit =[minor, prerelease]=> 1.3.0-pre.1 */
+    it('does update prerelease tag respecting default_bump', async () => {
+      /*
+       * Given
+       */
+      const commits = [{ message: 'this is a commit', hash: null }];
+      jest
+        .spyOn(utils, 'getCommits')
+        .mockImplementation(async (sha) => commits);
+
+      const validTags = [
+        {
+          name: 'v1.2.3',
+          commit: { sha: '012345', url: '' },
+          zipball_url: '',
+          tarball_url: 'string',
+          node_id: 'string',
+        },
+        {
+          name: 'v1.3.0-prerelease.0',
+          commit: { sha: '123456', url: '' },
+          zipball_url: '',
+          tarball_url: 'string',
+          node_id: 'string',
+        },
+      ];
+      jest
+        .spyOn(utils, 'getValidTags')
+        .mockImplementation(async () => validTags);
+
+      /*
+       * When
+       */
+      setInput('default_bump', 'minor');
+      setInput('default_prerelease_bump', 'prerelease');
+      await action();
+
+      /*
+       * Then
+       */
+      expect(mockCreateTag).toHaveBeenCalledWith(
+        'v1.3.0-prerelease.1',
+        expect.any(Boolean),
+        expect.any(String)
+      );
+      expect(mockSetFailed).not.toBeCalled();
+    });
+
+    /** 1.3.0-pre.0 + commit =[minor, preminor]=> 1.4.0-pre.0 */
+    it('does update prerelease tag with preminor', async () => {
+      /*
+       * Given
+       */
+      const commits = [{ message: 'this is a commit', hash: null }];
+      jest
+        .spyOn(utils, 'getCommits')
+        .mockImplementation(async (sha) => commits);
+
+      const validTags = [
+        {
+          name: 'v1.2.3',
+          commit: { sha: '012345', url: '' },
+          zipball_url: '',
+          tarball_url: 'string',
+          node_id: 'string',
+        },
+        {
+          name: 'v1.3.0-prerelease.0',
+          commit: { sha: '123456', url: '' },
+          zipball_url: '',
+          tarball_url: 'string',
+          node_id: 'string',
+        },
+      ];
+      jest
+        .spyOn(utils, 'getValidTags')
+        .mockImplementation(async () => validTags);
+
+      /*
+       * When
+       */
+      setInput('default_bump', 'minor');
+      setInput('default_prerelease_bump', 'preminor');
+      await action();
+
+      /*
+       * Then
+       */
+      expect(mockCreateTag).toHaveBeenCalledWith(
+        'v1.4.0-prerelease.0',
+        expect.any(Boolean),
+        expect.any(String)
+      );
+      expect(mockSetFailed).not.toBeCalled();
+    });
+
     it('does create prepatch tag', async () => {
       /*
        * Given