L2capTest: Add MTU size test (6d6b547a) · Commits · e / os / android_packages_modules_Bluetooth

system/gd/l2cap/classic/cert/cert_l2cap.py

+7 −0

Original line number	Diff line number	Diff line
		@@ -147,6 +147,7 @@ class CertL2cap(Closable):
		self.ertm_option = None
		self.fcs_option = None
		self.fcs_enabled = False
		self.mtu_option = None

		self.config_response_result = l2cap_packets.ConfigurationResponseResult.SUCCESS
		self.config_response_options = []
		@@ -228,6 +229,10 @@ class CertL2cap(Closable):
		def disable_fcs(self):
		self.support_fcs = False

		def set_mtu(self, mtu=672):
		self.mtu_option = l2cap_packets.MtuConfigurationOption()
		self.mtu_option.mtu = mtu

		def turn_on_ertm(self, tx_window_size=10, max_transmit=20, mps=1010):
		self.ertm_option = l2cap_packets.RetransmissionAndFlowControlConfigurationOption(
		)
		@@ -307,6 +312,8 @@ class CertL2cap(Closable):
		options.append(self.ertm_option)
		if self.fcs_option is not None:
		options.append(self.fcs_option)
		if self.mtu_option is not None:
		options.append(self.mtu_option)

		config_request = l2cap_packets.ConfigurationRequestBuilder(
		sid + 1, dcid, l2cap_packets.Continuation.END, options)

+24 −0

Original line number	Diff line number	Diff line
		@@ -221,6 +221,16 @@ class L2capTest(GdBaseTestClass):
		assertThat(self.cert_l2cap.get_control_channel()).emitsNone(
		L2capMatchers.ConfigurationResponse())

		@metadata(
		pts_test_id="L2CAP/COS/CED/BV-11-C", pts_test_name="Configure MTU size")
		def test_configure_mtu_size(self):
		"""
		Verify that the IUT is able to configure the supported MTU size
		"""
		self._setup_link_from_cert()
		self.cert_l2cap.set_mtu(672)
		self._open_channel(scid=0x41, psm=0x33)

		@metadata(
		pts_test_id="L2CAP/COS/CFD/BV-01-C", pts_test_name="Continuation Flag")
		def test_continuation_flag(self):
		@@ -288,6 +298,20 @@ class L2capTest(GdBaseTestClass):
		L2capMatchers.ConfigurationResponse(),
		L2capMatchers.ConfigurationRequest()).inAnyOrder()

		@metadata(
		pts_test_id="L2CAP/COS/CFD/BV-09-C",
		pts_test_name="Mandatory 48 Byte MTU")
		def test_mandatory_48_byte_mtu(self):
		"""
		Verify that the IUT can support mandatory 48 byte MTU
		"""
		self._setup_link_from_cert()
		self.cert_l2cap.set_mtu(48)
		(dut_channel, cert_channel) = self._open_channel(scid=0x41, psm=0x33)

		dut_channel.send(b"a" * 44)
		assertThat(cert_channel).emits(L2capMatchers.Data(b"a" * 44))

		@metadata(
		pts_test_id="L2CAP/COS/CFD/BV-12-C",
		pts_test_name="Unknown Option Response")