[U-Boot] [PATCH v4 6/6] test: smem: add basic smem test

[Ramon Fried <ramon.fried@gmail.com>]

Add basic smem sandbox testing.

Signed-off-by: Ramon Fried <ramon.fried@gmail.com>

---
Tom, this patch depends on https://patchwork.ozlabs.org/patch/932965/

Changes in v4:
- Fixed typo in function name.

Changes in v3:
- Adapt to smem_get_free_space() new interface in series 3.

Changes in v2: None

 test/dm/Makefile |  1 +
 test/dm/smem.c   | 28 ++++++++++++++++++++++++++++
 2 files changed, 29 insertions(+)
 create mode 100644 test/dm/smem.c

diff --git a/test/dm/Makefile b/test/dm/Makefile
index 5511a85700..d2ed96c615 100644
--- a/test/dm/Makefile
+++ b/test/dm/Makefile
@@ -33,6 +33,7 @@ obj-$(CONFIG_DM_RESET) += reset.o
 obj-$(CONFIG_SYSRESET) += sysreset.o
 obj-$(CONFIG_DM_RTC) += rtc.o
 obj-$(CONFIG_DM_SPI_FLASH) += sf.o
+obj-$(CONFIG_SMEM) += smem.o
 obj-$(CONFIG_DM_SPI) += spi.o
 obj-y += syscon.o
 obj-$(CONFIG_DM_USB) += usb.o
diff --git a/test/dm/smem.c b/test/dm/smem.c
new file mode 100644
index 0000000000..27a4f18839
--- /dev/null
+++ b/test/dm/smem.c
@@ -0,0 +1,28 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2018 Ramon Fried <ramon.fried@gmail.com>
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <smem.h>
+#include <dm/test.h>
+#include <test/ut.h>
+
+/* Basic test of the smem uclass */
+static int dm_test_smem_base(struct unit_test_state *uts)
+{
+	struct udevice *dev;
+	size_t size;
+	int space;
+
+	ut_assertok(uclass_get_device(UCLASS_SMEM, 0, &dev));
+	ut_assertnonnull(dev);
+	ut_assertok(smem_alloc(dev, -1, 0, 16));
+	ut_asserteq(0, smem_get_free_space(dev, -1));
+	ut_assertnull(smem_get(dev, -1, 0, &size));
+
+	return 0;
+}
+DM_TEST(dm_test_smem_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
-- 
2.17.1