add tests for coverage

Author: taguptamw

src/testResultsSummary.unit.test.ts

@@ -166,6 +166,76 @@ describe("Artifact Processing Tests", () => {
     //         expect(core.summary.addRaw).toHaveBeenCalledTimes(2);
     //     }
     // });
+
+    it("should write test results data to the GitHub job summary", () => {
+        if (testResultsData) {
+            const actionName = process.env.GITHUB_ACTION || "";
+            
+            // Mock getCoverageData to return null for this test (or mock it to return data if you want to test that path)
+            const getCoverageDataSpy = jest.spyOn(require('./codeCoverageSummary'), 'getCoverageData').mockReturnValue(null);
+            
+            testResultsSummary.addSummary(testResultsData, actionName);
+            
+            // Should be called 1 time since "All tests" heading is commented out and no coverage data
+            expect(core.summary.addHeading).toHaveBeenCalledTimes(1);
+            
+            expect(core.summary.addHeading).toHaveBeenNthCalledWith(
+                1,
+                expect.stringContaining("MATLAB Test Results (" + actionName + ")"),
+            );
+            expect(core.summary.addHeading).toHaveBeenNthCalledWith(
+                1,
+                expect.stringContaining(
+                    '<a href="https://github.com/matlab-actions/run-tests/blob/main/README.md#view-test-results"',
+                ),
+            );
+            expect(core.summary.addHeading).toHaveBeenNthCalledWith(
+                1,
+                expect.stringContaining('target="_blank"'),
+            );
+            expect(core.summary.addHeading).toHaveBeenNthCalledWith(
+                1,
+                expect.stringContaining("ℹ️</a>"),
+            );
+            
+            // Should be called 1 time (just the header, since detailed results are commented out)
+            expect(core.summary.addRaw).toHaveBeenCalledTimes(1);
+            
+            getCoverageDataSpy.mockRestore();
+        }
+    });
+
+    it("should write test results with coverage data to the GitHub job summary", () => {
+        if (testResultsData) {
+            const actionName = process.env.GITHUB_ACTION || "";
+            const mockCoverageData = { /* your mock coverage data structure */ };
+            
+            // Mock getCoverageData to return coverage data
+            const getCoverageDataSpy = jest.spyOn(require('./codeCoverageSummary'), 'getCoverageData').mockReturnValue(mockCoverageData);
+            const generateCoverageTableHTMLSpy = jest.spyOn(require('./codeCoverageSummary'), 'generateCoverageTableHTML').mockReturnValue('<table>Coverage</table>');
+            
+            testResultsSummary.addSummary(testResultsData, actionName);
+            
+            // Should be called 2 times (main heading + coverage heading)
+            expect(core.summary.addHeading).toHaveBeenCalledTimes(2);
+            
+            expect(core.summary.addHeading).toHaveBeenNthCalledWith(
+                1,
+                expect.stringContaining("MATLAB Test Results (" + actionName + ")"),
+            );
+            expect(core.summary.addHeading).toHaveBeenNthCalledWith(
+                2,
+                "MATLAB Code Coverage",
+                3
+            );
+            
+            // Should be called 2 times (header + coverage table)
+            expect(core.summary.addRaw).toHaveBeenCalledTimes(2);
+            
+            getCoverageDataSpy.mockRestore();
+            generateCoverageTableHTMLSpy.mockRestore();
+        }
+    });
 });
 
 describe("HTML Structure Tests", () => {