flash_partitions: add tests

Added tests for flash partitions

Signed-off-by: Laczen JMS <laczenjms@gmail.com>

tests/subsys/storage/flash_partitions/CMakeLists.txt

@@ -0,0 +1,9 @@
+# Copyright (c) 2024 Laczen
+# SPDX-License-Identifier: Apache-2.0
+
+cmake_minimum_required(VERSION 3.20.0)
+
+find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
+project(flash_partitions_test)
+
+target_sources(app PRIVATE src/main.c)

tests/subsys/storage/flash_partitions/boards/native_sim.overlay

@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2024 Laczen
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+&flash0 {
+ compatible = "soc-nv-flash", "zephyr,flash-no-erase";
+
+ flash_partitions {
+ compatible = "zephyr,flash-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ flash0_partition0: partition@0 {
+ reg = <0x00000000 0x00002000>;
+ erase-block-size = <DT_SIZE_K(8)>;
+ read-only;
+ };
+
+ flash0_partition1: partition@2000 {
+ reg = <0x00002000 0x00002000>;
+ };
+ };
+};

tests/subsys/storage/flash_partitions/prj.conf

@@ -0,0 +1,6 @@
+# Copyright (c) 2024 Laczen
+# SPDX-License-Identifier: Apache-2.0
+CONFIG_FLASH_PARTITIONS=y
+CONFIG_FLASH_PARTITIONS_RUNTIME_VERIFY=y
+CONFIG_USERSPACE=n
+CONFIG_ZTEST=y

tests/subsys/storage/flash_partitions/src/main.c

@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2024 Laczen.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <string.h>
+#include <zephyr/kernel.h>
+#include <zephyr/ztest.h>
+#include <zephyr/storage/flash_partitions.h>
+
+#define FLASH_PARTITION0 flash0_partition0
+#define FLASH_PARTITION1 flash0_partition1
+
+ZTEST_BMEM static const struct flash_partition *fp;
+
+static void *flash_partition_api_setup(void)
+{
+ return NULL;
+}
+
+ZTEST_USER(flash_partition_api, test_read_write_erase)
+{
+ uint8_t *wr = "/a9/9a/a9/9a";
+ uint8_t rd[sizeof(wr)];
+ int rc = 0;
+
+ memset(rd, 0, sizeof(rd));
+
+ rc = flash_partition_open(fp);
+ zassert_equal(rc, 0, "open returned [%d]", rc);
+
+ TC_PRINT("flash partition: size %d, offset %d, erase-block-size %d\n",
+ fp->size, fp->offset, fp->erase_block_size);
+
+ rc = flash_partition_read(fp, 0, rd, sizeof(rd));
+ zassert_equal(rc, 0, "read returned [%d]", rc);
+
+ if (fp->write != NULL) {
+ rc = flash_partition_write(fp, 0, wr, sizeof(wr));
+ zassert_equal(rc, 0, "write returned [%d]", rc);
+
+ rc = flash_partition_read(fp, 0, rd, sizeof(rd));
+ zassert_equal(rc, 0, "read returned [%d]", rc);
+
+ zassert_equal(memcmp(wr, rd, sizeof(rd)), 0,
+ "read/write data differ");
+ }
+
+ if (fp->erase != NULL) {
+ rc = flash_partition_erase(fp, 0, fp->erase_block_size);
+ zassert_equal(rc, 0, "erase returned [%d]", rc);
+ } else {
+ TC_PRINT("no erase\n");
+ }
+}
+
+ZTEST_SUITE(flash_partition_api, NULL, flash_partition_api_setup, NULL, NULL,
+ NULL);
+
+/* Run all of our tests on the given flash partition */
+static void run_tests_on_partition(const struct flash_partition *partition)
+{
+ fp = partition;
+ ztest_run_all(NULL, false, 1, 1);
+}
+
+void test_main(void)
+{
+ run_tests_on_partition(FLASH_PARTITION_GET(FLASH_PARTITION0));
+ run_tests_on_partition(FLASH_PARTITION_GET(FLASH_PARTITION1));
+ ztest_verify_all_test_suites_ran();
+}

tests/subsys/storage/flash_partitions/testcase.yaml

@@ -0,0 +1,12 @@
+common:
+ depends_on:
+ - flash_partitions
+ - flash
+ tags: flash_partitions
+tests:
+ storage.flash_partitions.native_sim.api:
+ platform_allow:
+ - native_sim
+ integration_platforms:
+ - native_sim
+ timeout: 60