[dpdk-dev] [RFC 3/6] eal/fdt: test FDT API
Jan Viktorin
viktorin at rehivetech.com
Sat Mar 26 02:12:35 CET 2016
Signed-off-by: Jan Viktorin <viktorin at rehivetech.com>
---
app/test/Makefile | 1 +
app/test/test_fdt.c | 270 ++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 271 insertions(+)
create mode 100644 app/test/test_fdt.c
diff --git a/app/test/Makefile b/app/test/Makefile
index a4907d5..ce4ec263 100644
--- a/app/test/Makefile
+++ b/app/test/Makefile
@@ -103,6 +103,7 @@ SRCS-y += test_alarm.c
SRCS-y += test_interrupts.c
SRCS-y += test_version.c
SRCS-y += test_func_reentrancy.c
+SRCS-y += test_fdt.c
SRCS-$(CONFIG_RTE_LIBRTE_CMDLINE) += test_cmdline.c
SRCS-$(CONFIG_RTE_LIBRTE_CMDLINE) += test_cmdline_num.c
diff --git a/app/test/test_fdt.c b/app/test/test_fdt.c
new file mode 100644
index 0000000..7e6d331
--- /dev/null
+++ b/app/test/test_fdt.c
@@ -0,0 +1,270 @@
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) 2016 RehiveTech. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of RehiveTech nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <string.h>
+#include <errno.h>
+#include <stdio.h>
+
+#include "test.h"
+
+#include <rte_fdt.h>
+
+static int test_fdt_path_is_valid(void)
+{
+ TEST_ASSERT(rte_fdt_path_is_valid("name"), "'name' must be valid");
+ TEST_ASSERT(rte_fdt_path_is_valid("comp at 00ffabcd"),
+ "'comp at 00ffabcd' must be valid");
+ TEST_ASSERT(rte_fdt_path_is_valid("#address-cells"),
+ "'#address-cells' must be valid");
+ TEST_ASSERT(rte_fdt_path_is_valid("#size-cells"),
+ "'#size-cells' must be valid");
+ TEST_ASSERT(!rte_fdt_path_is_valid(NULL), "NULL must not be valid");
+ TEST_ASSERT(!rte_fdt_path_is_valid("."), "'.' must not be valid");
+ TEST_ASSERT(!rte_fdt_path_is_valid(".."), "'..' must not be valid");
+ TEST_ASSERT(!rte_fdt_path_is_valid("/"), "'/' must not be valid");
+ TEST_ASSERT(!rte_fdt_path_is_valid("/name"),
+ "'/name' must not be valid");
+ TEST_ASSERT(!rte_fdt_path_is_valid("base/name"),
+ "'base/name' must not be valid");
+ TEST_ASSERT(!rte_fdt_path_is_valid("base/"),
+ "'base/' must not be valid");
+ return 0;
+}
+
+static int test_fdt_path_push_pop(void)
+{
+ struct rte_fdt_path *path = NULL;
+
+ path = rte_fdt_path_pushs(path, "amba");
+ TEST_ASSERT_NOT_NULL(path, "path must not be NULL");
+ TEST_ASSERT(!strcmp(path->name, "amba"), "name must be 'amba'");
+ TEST_ASSERT_NULL(path->base, "base must be NULL");
+ TEST_ASSERT_NULL(path->top, "top must be NULL");
+
+ path = rte_fdt_path_pushs(path, "ethernet at ffc00000");
+ TEST_ASSERT_NOT_NULL(path, "path must not be NULL");
+ TEST_ASSERT(!strcmp(path->name, "ethernet at ffc00000"),
+ "name must be 'ethernet at ffc00000'");
+ TEST_ASSERT_NOT_NULL(path->base, "base must not be NULL");
+ TEST_ASSERT_NULL(path->top, "top must be NULL");
+ TEST_ASSERT_EQUAL(path->base->top, path,
+ "base must point to current top");
+
+ path = rte_fdt_path_pushs(path, "name");
+ TEST_ASSERT_NOT_NULL(path, "path must not be NULL");
+ TEST_ASSERT(!strcmp(path->name, "name"),
+ "name must be 'name'");
+ TEST_ASSERT_NOT_NULL(path->base, "base must not be NULL");
+ TEST_ASSERT_NULL(path->top, "top must be NULL");
+ TEST_ASSERT_EQUAL(path->base->top, path,
+ "base must point to current top");
+
+ path = rte_fdt_path_pop(path);
+ TEST_ASSERT_NOT_NULL(path, "path must not be NULL");
+ TEST_ASSERT(!strcmp(path->name, "ethernet at ffc00000"),
+ "name must be 'ethernet at ffc00000'");
+ TEST_ASSERT_NULL(path->top, "top must be NULL");
+
+ path = rte_fdt_path_pushs(path, "compatible");
+ TEST_ASSERT_NOT_NULL(path, "path must not be NULL");
+ TEST_ASSERT(!strcmp(path->name, "compatible"),
+ "name must be 'compatible'");
+ TEST_ASSERT_NOT_NULL(path->base, "base must not be NULL");
+ TEST_ASSERT_NULL(path->top, "top must be NULL");
+ TEST_ASSERT_EQUAL(path->base->top, path,
+ "base must point to current top");
+
+ path = rte_fdt_path_pop(path);
+ TEST_ASSERT_NOT_NULL(path, "path must not be NULL");
+ TEST_ASSERT(!strcmp(path->name, "ethernet at ffc00000"),
+ "name must be 'ethernet at ffc00000'");
+ TEST_ASSERT_NULL(path->top, "top must be NULL");
+
+ path = rte_fdt_path_pop(path);
+ TEST_ASSERT_NOT_NULL(path, "path must not be NULL");
+ TEST_ASSERT(!strcmp(path->name, "amba"),
+ "name must be 'amba'");
+ TEST_ASSERT_NULL(path->top, "top must be NULL");
+
+ path = rte_fdt_path_pop(path);
+ TEST_ASSERT_NULL(path, "path must be NULL");
+
+ return 0;
+}
+
+static int fdt_path_equal(const struct rte_fdt_path *a,
+ const struct rte_fdt_path *b)
+{
+ while (a != NULL && b != NULL) {
+ if (strcmp(a->name, b->name))
+ return 0;
+
+ a = a->base;
+ b = b->base;
+ }
+
+ if (a != b) /* both must be NULL */
+ return 0;
+
+ return 1;
+}
+
+static int test_fdt_path_parse(void)
+{
+ const char *p0 = "/";
+ const char *p1 = "/amba";
+ const char *p2 = "/amba/ethernet at ffc00000";
+ const char *p3 = "/amba/ethernet at ffc00000/compatible";
+ const char *p4 = "/amba/./xxx";
+ const char *p5 = "/amba/./xxx/.";
+ const char *p6 = "/amba/../xxx/..";
+ const char *p7 = "..";
+ const char *p8 = "/..";
+ const char *p9 = "";
+ const char *p10 = NULL;
+
+ struct rte_fdt_path *test = NULL;
+ struct rte_fdt_path *tmp;
+
+ // parse p0
+
+ TEST_ASSERT_EQUAL(rte_fdt_path_parse(&tmp, p0), 0,
+ "failed to parse p0");
+ TEST_ASSERT_NULL(tmp, "tmp must be NULL");
+
+ // parse p1
+
+ test = rte_fdt_path_pushs(test, "amba");
+ TEST_ASSERT_NOT_NULL(test, "push failed for 'amba'");
+ TEST_ASSERT_EQUAL(rte_fdt_path_parse(&tmp, p1), 0,
+ "failed to parse p1");
+ TEST_ASSERT_NOT_NULL(tmp, "tmp must not be NULL");
+ TEST_ASSERT(fdt_path_equal(test, tmp),
+ "parsed p1 does not match the constructed path");
+ tmp = rte_fdt_path_free(tmp);
+
+ // parse p2
+
+ test = rte_fdt_path_pushs(test, "ethernet at ffc00000");
+ TEST_ASSERT_NOT_NULL(test, "push failed for 'ethernet at ffc00000'");
+ TEST_ASSERT_EQUAL(rte_fdt_path_parse(&tmp, p2), 0,
+ "failed to parse p2");
+ TEST_ASSERT_NOT_NULL(tmp, "tmp must not be NULL");
+ TEST_ASSERT(fdt_path_equal(test, tmp),
+ "parsed p2 does not match the constructed path");
+ tmp = rte_fdt_path_free(tmp);
+
+ // parse p3
+
+ test = rte_fdt_path_pushs(test, "compatible");
+ TEST_ASSERT_NOT_NULL(test, "push failed for 'compatible'");
+ TEST_ASSERT_EQUAL(rte_fdt_path_parse(&tmp, p3), 0,
+ "failed to parse p3");
+ TEST_ASSERT_NOT_NULL(tmp, "tmp must not be NULL");
+ TEST_ASSERT(fdt_path_equal(test, tmp),
+ "parsed p3 does not match the constructed path");
+ tmp = rte_fdt_path_free(tmp);
+
+ // parse p4
+
+ test = rte_fdt_path_pop(test); /* pop compatible */
+ test = rte_fdt_path_pop(test); /* pop ethernet at ffc00000 */
+
+ test = rte_fdt_path_pushs(test, "xxx");
+ TEST_ASSERT_NOT_NULL(test, "push failed for 'xxx'");
+ TEST_ASSERT_EQUAL(rte_fdt_path_parse(&tmp, p4), 0,
+ "failed to parse p4");
+ TEST_ASSERT_NOT_NULL(tmp, "tmp must not be NULL");
+ TEST_ASSERT(fdt_path_equal(test, tmp),
+ "parsed p4 does not match the constructed path");
+ tmp = rte_fdt_path_free(tmp);
+
+ // parse p5
+
+ TEST_ASSERT_EQUAL(rte_fdt_path_parse(&tmp, p5), 0,
+ "failed to parse p5");
+ TEST_ASSERT_NOT_NULL(tmp, "tmp must not be NULL");
+ TEST_ASSERT(fdt_path_equal(test, tmp),
+ "parsed p5 does not match the constructed path");
+ tmp = rte_fdt_path_free(tmp);
+
+ // parse p6
+
+ test = rte_fdt_path_free(test);
+
+ TEST_ASSERT_EQUAL(rte_fdt_path_parse(&tmp, p6), 0,
+ "failed to parse p6");
+ TEST_ASSERT_NULL(tmp, "tmp must be NULL");
+
+ // parse p7
+
+ TEST_ASSERT_NOT_EQUAL(rte_fdt_path_parse(&tmp, p7), 0,
+ "parse p7 must fail");
+ // parse p8
+
+ TEST_ASSERT_EQUAL(rte_fdt_path_parse(&tmp, p8), 0,
+ "failed to parse p8");
+ TEST_ASSERT_NULL(tmp, "tmp must be NULL");
+
+ // parse p9
+
+ TEST_ASSERT_NOT_EQUAL(rte_fdt_path_parse(&tmp, p9), 0,
+ "parse p9 must fail");
+
+ // parse p10
+
+ TEST_ASSERT_NOT_EQUAL(rte_fdt_path_parse(&tmp, p10), 0,
+ "parse p10 must fail");
+
+ return 0;
+}
+
+static int test_fdt(void)
+{
+ if (test_fdt_path_is_valid())
+ return -1;
+
+ if (test_fdt_path_push_pop())
+ return -1;
+
+ if (test_fdt_path_parse())
+ return -1;
+
+ return 0;
+}
+
+static struct test_command fdt_cmd = {
+ .command = "fdt_autotest",
+ .callback = test_fdt,
+};
+REGISTER_TEST_COMMAND(fdt_cmd);
--
2.7.0
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