Adds a new test to design system

Change-Id: I2a40de18400c053d9dff772bceda474a376a8c48

.github/workflows/Build.yaml

@@ -194,7 +194,8 @@ jobs:
 
       - name: Run local tests (including Roborazzi) for the combined coverage report (only API 30)
         if: matrix.api-level == 30
-        run: ./gradlew testDemoDebugUnitTest # Add Prod if we ever add JVM tests for prod
+        # There is no need to verify Roborazzi tests to generate coverage.
+        run: ./gradlew testDemoDebugUnitTest -Proborazzi.test.verify=false # Add Prod if we ever add JVM tests for prod
 
       # Add `createProdDebugUnitTestCoverageReport` if we ever add JVM tests for prod
       - name: Generate coverage reports for Debug variants (only API 30)

core/designsystem/src/test/kotlin/com/google/samples/apps/nowinandroid/core/designsystem/ButtonScreenshotTests.kt

@@ -23,6 +23,7 @@ import androidx.compose.material3.Text
 import androidx.compose.ui.test.junit4.createAndroidComposeRule
 import com.google.samples.apps.nowinandroid.core.designsystem.component.NiaButton
 import com.google.samples.apps.nowinandroid.core.designsystem.component.NiaOutlinedButton
+import com.google.samples.apps.nowinandroid.core.designsystem.component.NiaTextButton
 import com.google.samples.apps.nowinandroid.core.designsystem.icon.NiaIcons
 import com.google.samples.apps.nowinandroid.core.testing.util.captureMultiTheme
 import dagger.hilt.android.testing.HiltTestApplication
@@ -77,4 +78,21 @@ class ButtonScreenshotTests {
             }
         }
     }
+
+    @Test
+    fun niaTextButton_coverageTest() {
+        composeTestRule.captureMultiTheme(
+            name = "TextButton",
+            overrideFileName = "TextButton",
+            shouldCompareAndroidTheme = false,
+        ) { description ->
+            Surface {
+                NiaTextButton(
+                    onClick = {},
+                    text = { Text("Coverage test") },
+                    leadingIcon = { Icon(imageVector = NiaIcons.Add, contentDescription = null) },
+                )
+            }
+        }
+    }
 }