Reapply "tests: subsys: esb: Add ESB sample integration test"

This reverts commit e7d1532.
Changed ZEPHYR_BASE in YAML test file to ZEPHYR_NRF_MODULE_DIR

Signed-off-by: Grzegorz Chwierut <grzegorz.chwierut@nordicsemi.no>

Author: gchwier

CODEOWNERS

@@ -1093,6 +1093,7 @@
 /tests/subsys/dfu/                        @nrfconnect/ncs-eris
 /tests/subsys/dfu/dfu_multi_image/        @Damian-Nordic
 /tests/subsys/emds/                       @nrfconnect/ncs-paladin
+/tests/subsys/esb/                        @nrfconnect/ncs-si-xcake
 /tests/subsys/event_manager_proxy/        @nrfconnect/ncs-si-bluebagel @nrfconnect/ncs-si-muffin @nrfconnect/ncs-si-xcake
 /tests/subsys/fw_info/                    @nrfconnect/ncs-eris
 /tests/subsys/ipc/                        @nrfconnect/ncs-low-level-test @anangl

tests/subsys/esb/esb_samples/pytest/test_esb_sample.py

@@ -0,0 +1,36 @@
+# Copyright (c) 2026 Nordic Semiconductor ASA
+#
+# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
+import logging
+
+import pytest
+from twister_harness import DeviceAdapter
+
+logger = logging.getLogger(__name__)
+
+
+def test_basic(duts: list[DeviceAdapter]):
+    """Verify ESB prx and ptx samples communicate over the air.
+
+    Boot both DUTs, check that each sample reports initialization
+    complete, then confirm the prx receives packets and the ptx gets
+    TX success events.
+    """
+    assert len(duts) > 1, "This test requires at least two DUTs, ESB PTX and ESB PRX"
+    dut_rx = duts[0]
+    dut_tx = duts[1]
+
+    logger.info("Waiting for initialization complete messages...")
+    lines = dut_rx.readlines_until(regex="Initialization complete", timeout=10)
+    pytest.LineMatcher(lines).fnmatch_lines(
+        ["*Enhanced ShockBurst prx sample", "*Initialization complete"]
+    )
+    lines = dut_tx.readlines_until(regex="Initialization complete", timeout=10)
+    pytest.LineMatcher(lines).fnmatch_lines(
+        ["*Enhanced ShockBurst ptx sample", "*Initialization complete"]
+    )
+
+    logger.info("Waiting for packets to be received and TX success events...")
+    dut_rx.readlines_until(regex="Packet received", timeout=10)
+    logger.info("Waiting for TX success events...")
+    dut_tx.readlines_until(regex="TX SUCCESS EVENT", timeout=10)

tests/subsys/esb/esb_samples/testcase.yaml

@@ -0,0 +1,76 @@
+common:
+  tags:
+    - esb
+    - ci_tests_subsys_esb
+  harness: pytest
+  build: false
+
+tests:
+  test.sample.esb.same_boards_connected:
+    integration_platforms:
+      - nrf52840dk/nrf52840
+      - nrf54l15dk/nrf54l15/cpuapp
+      - nrf54h20dk/nrf54h20/cpurad
+    platform_allow: &platform_allow_basic
+      - nrf52840dk/nrf52840
+      - nrf5340dk/nrf5340/cpunet
+      - nrf54h20dk/nrf54h20/cpurad
+      - nrf54l15dk/nrf54l15/cpuapp
+      - nrf54lm20dk/nrf54lm20b/cpuapp
+      - nrf54ls05dk/nrf54ls05b/cpuapp
+      - nrf54lc10dk/nrf54lc10a/cpuapp
+      - nrf54lv10dk/nrf54lv10a/cpuapp
+    required_applications:
+      - application: sample.esb.prx.build
+        path: $ZEPHYR_NRF_MODULE_DIR/samples/esb/esb_prx
+    harness_config:
+      required_devices:
+        - application: sample.esb.ptx.build
+          path: $ZEPHYR_NRF_MODULE_DIR/samples/esb/esb_ptx
+
+  test.sample.esb.nrf54h20_with_other_board:
+    integration_platforms:
+      - nrf52840dk/nrf52840
+      - nrf54l15dk/nrf54l15/cpuapp
+      - nrf54lm20dk/nrf54lm20b/cpuapp
+    platform_allow: *platform_allow_basic
+    platform_exclude:
+      - nrf54h20dk/nrf54h20/cpurad
+    required_applications:
+      - application: sample.esb.prx.build
+        path: $ZEPHYR_NRF_MODULE_DIR/samples/esb/esb_prx
+    harness_config:
+      required_devices:
+        - application: sample.esb.ptx.build
+          path: $ZEPHYR_NRF_MODULE_DIR/samples/esb/esb_ptx
+          platform: nrf54h20dk/nrf54h20/cpurad
+
+  test.sample.esb.dynamic_irq:
+    integration_platforms:
+      - nrf5340dk/nrf5340/cpunet
+      - nrf54h20dk/nrf54h20/cpurad
+    platform_allow:
+      - nrf5340dk/nrf5340/cpunet
+      - nrf52840dk/nrf52840
+      - nrf54l15dk/nrf54l15/cpuapp
+      - nrf54h20dk/nrf54h20/cpurad
+    required_applications:
+      - application: sample.esb.prx.dynamic_irq
+        path: $ZEPHYR_NRF_MODULE_DIR/samples/esb/esb_prx
+    harness_config:
+      required_devices:
+        - application: sample.esb.ptx.dynamic_irq
+          path: $ZEPHYR_NRF_MODULE_DIR/samples/esb/esb_ptx
+
+  test.sample.esb.fast_switching:
+    integration_platforms:
+      - nrf54h20dk/nrf54h20/cpurad
+    platform_allow:
+      - nrf54h20dk/nrf54h20/cpurad
+    required_applications:
+      - application: sample.esb.prx.fast_switching
+        path: $ZEPHYR_NRF_MODULE_DIR/samples/esb/esb_prx
+    harness_config:
+      required_devices:
+        - application: sample.esb.ptx.fast_switching
+          path: $ZEPHYR_NRF_MODULE_DIR/samples/esb/esb_ptx