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tests: iterable_sections: add a tests for iterable_sections

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Add a test for iterable sections macro, covering read write and read
only sections.

Signed-off-by: Fabio Baltieri <fabiobaltieri@google.com>
This commit is contained in:
Fabio Baltieri 2021-08-05 17:43:06 +01:00 committed by Christopher Friedt
parent 171739d06e
commit 29585ee864
6 changed files with 106 additions and 0 deletions
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11
tests/misc/iterable_sections/CMakeLists.txt Normal file
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# SPDX-License-Identifier: Apache-2.0
cmake_minimum_required(VERSION 3.13.1)
find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
project(iterable_sections)
FILE(GLOB app_sources src/*.c)
target_sources(app PRIVATE ${app_sources})
zephyr_linker_sources(DATA_SECTIONS sections-ram.ld)
zephyr_linker_sources(SECTIONS sections-rom.ld)

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tests/misc/iterable_sections/prj.conf Normal file
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CONFIG_ZTEST=y

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tests/misc/iterable_sections/sections-ram.ld Normal file
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ITERABLE_SECTION_RAM(test_ram, 4)

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tests/misc/iterable_sections/sections-rom.ld Normal file
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ITERABLE_SECTION_ROM(test_rom, 4)

88
tests/misc/iterable_sections/src/main.c Normal file
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/*
* Copyright (c) 2021 Google LLC
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <ztest.h>
struct test_ram {
int i;
};
#define CHECK_BIT 0x80
/* declare in random order to check that the linker is sorting by name */
STRUCT_SECTION_ITERABLE(test_ram, ram3) = {0x03};
STRUCT_SECTION_ITERABLE(test_ram, ram2) = {0x02};
STRUCT_SECTION_ITERABLE(test_ram, ram4) = {0x04};
STRUCT_SECTION_ITERABLE(test_ram, ram1) = {0x01};
#define RAM_EXPECT 0x01020304
/**
*
* @brief Test iterable in read write section.
*
*/
void test_ram(void)
{
int out = 0;
STRUCT_SECTION_FOREACH(test_ram, t) {
out = (out << 8) | t->i;
t->i |= CHECK_BIT;
}
zassert_equal(out, RAM_EXPECT, "Check value incorrect (got: 0x%08x)", out);
zassert_equal(ram1.i & CHECK_BIT, CHECK_BIT,
"ram1.i check bit incorrect (got: 0x%x)", ram1.i);
zassert_equal(ram2.i & CHECK_BIT, CHECK_BIT,
"ram2.i check bit incorrect (got: 0x%x)", ram2.i);
zassert_equal(ram3.i & CHECK_BIT, CHECK_BIT,
"ram3.i check bit incorrect (got: 0x%x)", ram3.i);
zassert_equal(ram4.i & CHECK_BIT, CHECK_BIT,
"ram4.i check bit incorrect (got: 0x%x)", ram4.i);
}
struct test_rom {
int i;
};
/* declare in random order to check that the linker is sorting by name */
STRUCT_SECTION_ITERABLE(test_rom, rom1) = {0x10};
STRUCT_SECTION_ITERABLE(test_rom, rom3) = {0x30};
STRUCT_SECTION_ITERABLE(test_rom, rom4) = {0x40};
STRUCT_SECTION_ITERABLE(test_rom, rom2) = {0x20};
#define ROM_EXPECT 0x10203040
/**
*
* @brief Test iterable in read only section.
*
*/
void test_rom(void)
{
int out = 0;
STRUCT_SECTION_FOREACH(test_rom, t) {
out = (out << 8) | t->i;
}
zassert_equal(out, ROM_EXPECT, "Check value incorrect (got: 0x%x)", out);
}
/**
*
* @brief Test entry point
*
*/
void test_main(void)
{
ztest_test_suite(iterable_sections,
ztest_unit_test(test_ram),
ztest_unit_test(test_rom));
ztest_run_test_suite(iterable_sections);
}

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tests/misc/iterable_sections/testcase.yaml Normal file
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tests:
misc.iterable_sections:
tags: iterable_sections
arch_exclude: posix xtensa