Migrate existing Build.VERSION.SDK_INT checks to SdkLevelUtil

Bug: 154742276
Test: atest FrameworksWifiApiTests
Change-Id: I9f2273331e1ea465651c47947319138228c0ffdf
diff --git a/wifi/tests/src/android/net/wifi/SoftApCapabilityTest.java b/wifi/tests/src/android/net/wifi/SoftApCapabilityTest.java
index b9c640c..3c93505 100644
--- a/wifi/tests/src/android/net/wifi/SoftApCapabilityTest.java
+++ b/wifi/tests/src/android/net/wifi/SoftApCapabilityTest.java
@@ -16,10 +16,11 @@
 
 package android.net.wifi;
 
-import android.os.Build;
+import android.net.wifi.util.SdkLevelUtil;
 import android.os.Parcel;
 
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assume.assumeTrue;
 
 import androidx.test.filters.SmallTest;
 
@@ -92,14 +93,12 @@
 
     @Test(expected = IllegalArgumentException.class)
     public void testGetSupportedChannelListWithInvalidBand() {
+        assumeTrue(SdkLevelUtil.isAtLeastS());
+
         long testSoftApFeature = SoftApCapability.SOFTAP_FEATURE_CLIENT_FORCE_DISCONNECT
                 | SoftApCapability.SOFTAP_FEATURE_ACS_OFFLOAD;
         SoftApCapability capability = new SoftApCapability(testSoftApFeature);
-        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.R) {
-            capability.getSupportedChannelList(
-                    SoftApConfiguration.BAND_2GHZ | SoftApConfiguration.BAND_5GHZ);
-        } else {
-            throw new IllegalArgumentException("API doesn't support in current SDK version");
-        }
+        capability.getSupportedChannelList(
+                SoftApConfiguration.BAND_2GHZ | SoftApConfiguration.BAND_5GHZ);
     }
 }
diff --git a/wifi/tests/src/android/net/wifi/SoftApConfigurationTest.java b/wifi/tests/src/android/net/wifi/SoftApConfigurationTest.java
index 254434b..7d7d2ba 100644
--- a/wifi/tests/src/android/net/wifi/SoftApConfigurationTest.java
+++ b/wifi/tests/src/android/net/wifi/SoftApConfigurationTest.java
@@ -21,7 +21,7 @@
 import static org.junit.Assert.assertNull;
 
 import android.net.MacAddress;
-import android.os.Build;
+import android.net.wifi.util.SdkLevelUtil;
 import android.os.Parcel;
 
 import androidx.test.filters.SmallTest;
@@ -81,7 +81,7 @@
         assertThat(original.getChannel()).isEqualTo(0);
         assertThat(original.isHiddenSsid()).isEqualTo(false);
         assertThat(original.getMaxNumberOfClients()).isEqualTo(0);
-        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.R) {
+        if (SdkLevelUtil.isAtLeastS()) {
             assertThat(original.getMacRandomizationSetting())
                     .isEqualTo(SoftApConfiguration.RANDOMIZATION_PERSISTENT);
         }
@@ -137,7 +137,7 @@
                 .setClientControlByUserEnabled(true)
                 .setBlockedClientList(testBlockedClientList)
                 .setAllowedClientList(testAllowedClientList);
-        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.R) {
+        if (SdkLevelUtil.isAtLeastS()) {
             originalBuilder.setMacRandomizationSetting(SoftApConfiguration.RANDOMIZATION_NONE);
         }
         SoftApConfiguration original = originalBuilder.build();
@@ -153,7 +153,7 @@
         assertThat(original.isClientControlByUserEnabled()).isEqualTo(true);
         assertThat(original.getBlockedClientList()).isEqualTo(testBlockedClientList);
         assertThat(original.getAllowedClientList()).isEqualTo(testAllowedClientList);
-        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.R) {
+        if (SdkLevelUtil.isAtLeastS()) {
             assertThat(original.getMacRandomizationSetting())
                     .isEqualTo(SoftApConfiguration.RANDOMIZATION_NONE);
         }