Allow tools to use networkinterface configs in tests

Author: sarahmarshy

targets/targets.json

@@ -608,6 +608,9 @@
         "detect_code": ["0240"],
         "device_has": ["ANALOGIN", "ANALOGOUT", "I2C", "I2CSLAVE", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_FC", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPI_ASYNCH", "SPISLAVE", "STDIO_MESSAGES", "STORAGE", "TRNG", "FLASH"],
         "features": ["LWIP", "STORAGE"],
+        "network_test_configurations" : {
+            "EthernetInterface" : "mbed-os/tools/test/network_test_configs/EthernetInterface.json"
+        },
         "release_versions": ["2", "5"],
         "device_name": "MK64FN1M0xxx12",
         "bootloader_supported": true

tools/test.py

@@ -27,7 +27,7 @@
 sys.path.insert(0, ROOT)
 
 from tools.config import ConfigException
-from tools.test_api import test_path_to_name, find_tests, print_tests, build_tests, test_spec_from_test_builds
+from tools.test_api import test_path_to_name, find_tests, find_configs, print_tests, build_tests, test_spec_from_test_builds
 from tools.options import get_default_options_parser, extract_profile, extract_mcus
 from tools.build_api import build_project, build_library
 from tools.build_api import print_build_memory_usage
@@ -84,6 +84,9 @@
         parser.add_argument("-n", "--names", dest="names", type=argparse_many(str),
                           default=None, help="Limit the tests to a comma separated list of names")
 
+        parser.add_argument("--net-config", dest="net_config", type=str,
+                          default="EthernetInterface", help="Limit the tests to a networkinterface")
+
         parser.add_argument("--test-spec", dest="test_spec",
                           default=None, help="Destination path for a test spec file that can be used by the Greentea automated test tool")
 
@@ -133,10 +136,19 @@
                                "Currently set search path: %s"
                        % (toolchain, search_path))
 
+        net_configs = find_configs(mcu) # will be {} if target has no network configs
+        # If there is no app config and the target has network configs
+        # TODO: merge app_config and net_config if there is both
+        if net_configs and not options.app_config:
+            # use a specified network config
+            config = net_configs[options.net_config]
+        else:
+            config = options.app_config
+
         # Find all tests in the relevant paths
         for path in all_paths:
             all_tests.update(find_tests(path, mcu, toolchain,
-                                        app_config=options.app_config))
+                                        app_config=config))
 
         # Filter tests by name if specified
         if options.names:
@@ -192,7 +204,7 @@
                               properties=build_properties, name="mbed-build",
                               macros=options.macros, verbose=options.verbose,
                               notify=notify, archive=False,
-                              app_config=options.app_config,
+                              app_config=config,
                               build_profile=profile)
 
                 library_build_success = True
@@ -220,7 +232,7 @@
                         notify=notify,
                         jobs=options.jobs,
                         continue_on_build_fail=options.continue_on_build_fail,
-                        app_config=options.app_config,
+                        app_config=config,
                         build_profile=profile,
                         stats_depth=options.stats_depth)
 

tools/test/network_test_configs/EthernetInterface.json

@@ -0,0 +1,27 @@
+{
+    "config": {
+        "header-file": {
+            "help" : "String for including your driver header file",
+            "value" : "\"EthernetInterface.h\""
+        },
+        "object-construction" : {
+            "value" : "new EthernetInterface()"
+        },
+        "connect-statement" : {
+            "help" : "Must use 'net' variable name",
+            "value" : "((EthernetInterface *)net)->connect()"
+        },
+        "echo-server-addr" : {
+            "help" : "IP address of echo server",
+            "value" : "\"195.34.89.241\""
+        },
+        "echo-server-port" : {
+            "help" : "Port of echo server",
+            "value" : "7"
+        },
+        "tcp-echo-prefix" : {
+            "help" : "Some servers send a prefix before echoed message",
+            "value" : "\"u-blox AG TCP/UDP test service\\n\""
+        }
+    }
+}

tools/test_api.py

@@ -1999,6 +1999,13 @@ def test_path_to_name(path, base):
 
     return "-".join(name_parts).lower()
 
+def find_configs(target_name):
+    target = TARGET_MAP[target_name]
+    try:
+        return target.network_test_configurations
+    except AttributeError:
+        return {}
+
 def find_tests(base_dir, target_name, toolchain_name, app_config=None):
     """ Finds all tests in a directory recursively
     base_dir: path to the directory to scan for tests (ex. 'path/to/project')
@@ -2010,6 +2017,8 @@ def find_tests(base_dir, target_name, toolchain_name, app_config=None):
 
     tests = {}
 
+    configs = find_configs(target_name)
+
     # Prepare the toolchain
     toolchain = prepare_toolchain([base_dir], None, target_name, toolchain_name,
                                   silent=True, app_config=app_config)