Add more tests for CaptivePortalData

Add missing tests to cover all system APIs

Bug: 152280218
Bug: 150640683
Test: atest CtsNetTestCasesLatestSdk:CaptivePortalDataTest on
      both Q and R device
Change-Id: I6d3826922f16816d5b18ed3540266442a0ed3e49

tests/net/common/java/android/net/CaptivePortalDataTest.kt

@@ -22,6 +22,8 @@ import com.android.testutils.assertParcelSane
 import com.android.testutils.assertParcelingIsLossless
 import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo
 import com.android.testutils.DevSdkIgnoreRunner
+import org.junit.Assert.assertFalse
+import org.junit.Assert.assertTrue
 import org.junit.Test
 import org.junit.runner.RunWith
 import kotlin.test.assertEquals
@@ -66,6 +68,46 @@ class CaptivePortalDataTest {
         assertNotEqualsAfterChange { it.setCaptive(false) }
     }
 
+    @Test
+    fun testUserPortalUrl() {
+        assertEquals(Uri.parse("https://portal.example.com/test"), data.userPortalUrl)
+    }
+
+    @Test
+    fun testVenueInfoUrl() {
+        assertEquals(Uri.parse("https://venue.example.com/test"), data.venueInfoUrl)
+    }
+
+    @Test
+    fun testIsSessionExtendable() {
+        assertTrue(data.isSessionExtendable)
+    }
+
+    @Test
+    fun testByteLimit() {
+        assertEquals(456L, data.byteLimit)
+        // Test byteLimit unset.
+        assertEquals(-1L, CaptivePortalData.Builder(null).build().byteLimit)
+    }
+
+    @Test
+    fun testRefreshTimeMillis() {
+        assertEquals(123L, data.refreshTimeMillis)
+    }
+
+    @Test
+    fun testExpiryTimeMillis() {
+        assertEquals(789L, data.expiryTimeMillis)
+        // Test expiryTimeMillis unset.
+        assertEquals(-1L, CaptivePortalData.Builder(null).build().expiryTimeMillis)
+    }
+
+    @Test
+    fun testIsCaptive() {
+        assertTrue(data.isCaptive)
+        assertFalse(makeBuilder().setCaptive(false).build().isCaptive)
+    }
+
     private fun CaptivePortalData.mutate(mutator: (CaptivePortalData.Builder) -> Unit) =
             CaptivePortalData.Builder(this).apply { mutator(this) }.build()