Add more test cases to the OTA provider test (#27874)

* Add more test cases to the OTA provider test

- Add a test to update and verify the default OTA provider

- Add a test for  BDX transfer between the provider and two OTA requestors

- Add a test for incremental OTA update

* Restyled by whitespace

* Restyled by clang-format

* Apply suggestions from code review

Co-authored-by: Boris Zbarsky <bzbarsky@apple.com>

* Review comments

* Add check for discriminator 1113 to MTRCommissionableBrowserTests.m

* Restyled by clang-format

* Fix kExpectedDiscoveredDevicesCount for MTRCommissionableBrowserTests and onboarding payload for ota requestor 3 for MTROTAProviderTests

* Decommission device3 after OTA tests are done

* Update src/darwin/Framework/CHIPTests/MTROTAProviderTests.m

Co-authored-by: Boris Zbarsky <bzbarsky@apple.com>

* Apply suggestions from code review

Co-authored-by: Boris Zbarsky <bzbarsky@apple.com>

* Addressed review comments

* Apply suggestions from code review

Co-authored-by: Boris Zbarsky <bzbarsky@apple.com>

* more review comments

---------

Co-authored-by: Restyled.io <commits@restyled.io>
Co-authored-by: Boris Zbarsky <bzbarsky@apple.com>

.github/workflows/darwin.yaml

@@ -95,10 +95,12 @@ jobs:
             - name: Build example OTA Provider
               run: |
                   scripts/examples/gn_build_example.sh examples/ota-provider-app/linux out/debug chip_config_network_layer_ble=false
-            - name: Build OTA image files with software version number 5
+            - name: Build OTA image files with software version number 5 and 10
               run: |
                   scripts/examples/gn_build_example.sh examples/ota-requestor-app/linux out/debug chip_config_network_layer_ble=false non_spec_compliant_ota_action_delay_floor=0 chip_device_config_device_software_version=5 chip_device_config_device_software_version_string='"5.0"'
-                  cp out/debug/chip-ota-requestor-app /tmp/ota-test005-raw-image
+                  cp out/debug/chip-ota-requestor-app /tmp/ota-raw-image-v5
+                  scripts/examples/gn_build_example.sh examples/ota-requestor-app/linux out/debug chip_config_network_layer_ble=false non_spec_compliant_ota_action_delay_floor=0 chip_device_config_device_software_version=10 chip_device_config_device_software_version_string='"10.0"'
+                  cp out/debug/chip-ota-requestor-app /tmp/ota-raw-image-v10
             - name: Build example OTA Requestor
               run: |
                   scripts/examples/gn_build_example.sh examples/ota-requestor-app/linux out/debug chip_config_network_layer_ble=false non_spec_compliant_ota_action_delay_floor=0
@@ -120,6 +122,7 @@ jobs:
                   # And a different port from the test harness too; the test harness uses port 5541.
                   ../../../out/debug/chip-ota-requestor-app --interface-id -1 --secured-device-port 5542 --discriminator 1111 --KVS /tmp/chip-ota-requestor-kvs1 --otaDownloadPath /tmp/chip-ota-requestor-downloaded-image1 --autoApplyImage > >(tee /tmp/darwin/framework-tests/ota-requestor-app-1.log) 2> >(tee /tmp/darwin/framework-tests/ota-requestor-app-err-1.log >&2) &
                   ../../../out/debug/chip-ota-requestor-app --interface-id -1 --secured-device-port 5543 --discriminator 1112 --KVS /tmp/chip-ota-requestor-kvs2 --otaDownloadPath /tmp/chip-ota-requestor-downloaded-image2 --autoApplyImage > >(tee /tmp/darwin/framework-tests/ota-requestor-app-2.log) 2> >(tee /tmp/darwin/framework-tests/ota-requestor-app-err-2.log >&2) &
+                  ../../../out/debug/chip-ota-requestor-app --interface-id -1 --secured-device-port 5544 --discriminator 1113 --KVS /tmp/chip-ota-requestor-kvs3 --otaDownloadPath /tmp/chip-ota-requestor-downloaded-image3 --autoApplyImage > >(tee /tmp/darwin/framework-tests/ota-requestor-app-3.log) 2> >(tee /tmp/darwin/framework-tests/ota-requestor-app-err-3.log >&2) &
                   # Disable BLE because the app does not have the permission to use
                   # it and that may crash the CI.
                   #

src/darwin/Framework/CHIPTests/MTRCommissionableBrowserTests.m

@@ -29,10 +29,11 @@
 static const uint16_t kTestProductId2 = 0x8001u;
 static const uint16_t kTestDiscriminator1 = 1111u;
 static const uint16_t kTestDiscriminator2 = 1112u;
-static const uint16_t kTestDiscriminator3 = 3840u;
-static const uint16_t kTestDiscriminator4 = 3839u;
+static const uint16_t kTestDiscriminator3 = 1113u;
+static const uint16_t kTestDiscriminator4 = 3840u;
+static const uint16_t kTestDiscriminator5 = 3839u;
 static const uint16_t kDiscoverDeviceTimeoutInSeconds = 10;
-static const uint16_t kExpectedDiscoveredDevicesCount = 4;
+static const uint16_t kExpectedDiscoveredDevicesCount = 5;
 
 // Singleton controller we use.
 static MTRDeviceController * sController = nil;
@@ -77,7 +78,8 @@ - (void)controller:(MTRDeviceController *)controller didFindCommissionableDevice
     XCTAssertEqualObjects(vendorId, @(kTestVendorId));
     XCTAssertTrue([productId isEqual:@(kTestProductId1)] || [productId isEqual:@(kTestProductId2)]);
     XCTAssertTrue([discriminator isEqual:@(kTestDiscriminator1)] || [discriminator isEqual:@(kTestDiscriminator2)] ||
-        [discriminator isEqual:@(kTestDiscriminator3)] || [discriminator isEqual:@(kTestDiscriminator4)]);
+        [discriminator isEqual:@(kTestDiscriminator3)] || [discriminator isEqual:@(kTestDiscriminator4)] ||
+        [discriminator isEqual:@(kTestDiscriminator5)]);
     XCTAssertEqual(commissioningMode, YES);
 
     NSLog(@"Found Device (%@) with discriminator: %@ (vendor: %@, product: %@)", instanceName, discriminator, vendorId, productId);