[PATCH 3/9] Add basic tests for dtget

[Simon Glass <sjg-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>]

Signed-off-by: Simon Glass <sjg-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
---
 tests/dtget-runtest.sh |   30 ++++++++++++++++++++++
 tests/dtget-test.dts   |   63 ++++++++++++++++++++++++++++++++++++++++++++++++
 tests/run_tests.sh     |   33 ++++++++++++++++++++++++-
 tests/tests.sh         |    1 +
 4 files changed, 126 insertions(+), 1 deletions(-)
 create mode 100755 tests/dtget-runtest.sh
 create mode 100644 tests/dtget-test.dts

diff --git a/tests/dtget-runtest.sh b/tests/dtget-runtest.sh
new file mode 100755
index 0000000..aa2b744
--- /dev/null
+++ b/tests/dtget-runtest.sh
@@ -0,0 +1,30 @@
+#! /bin/sh
+
+. ./tests.sh
+
+LOG="tmp.log.$$"
+EXPECT="tmp.expect.$$"
+
+rm -f $TMPFILE $LOG
+
+echo "$1" >$EXPECT
+shift
+
+verbose_run_log "$LOG" $VALGRIND "$DTGET" "$@"
+ret="$?"
+
+if [ "$ret" -gt 127 ]; then
+    signame=$(kill -l $[ret - 128])
+    FAIL "Killed by SIG$signame"
+fi
+
+diff $EXPECT $LOG
+ret="$?"
+
+rm -f $LOG $EXPECT
+
+if [ "$ret" -eq 0 ]; then
+	PASS
+else
+	FAIL
+fi
diff --git a/tests/dtget-test.dts b/tests/dtget-test.dts
new file mode 100644
index 0000000..79f9633
--- /dev/null
+++ b/tests/dtget-test.dts
@@ -0,0 +1,63 @@
+/dts-v1/;
+
+/memreserve/ 0x1000000000000000 0x0000000002000000;
+memrsv2: /memreserve/ 0x2000000000000000 0x0100000000000000;
+/memreserve/ 0x0000000000000000 0x0000000000000014;
+
+/ {
+	model = "MyBoardName";
+	compatible = "MyBoardName", "MyBoardFamilyName";
+	#address-cells = <2>;
+	#size-cells = <2>;
+
+	cpus {
+		linux,phandle = <0x1>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		PowerPC,970@0 {
+			name = "PowerPC,970";
+			device_type = "cpu";
+			reg = <0x00000000>;
+			clock-frequency = <1600000000>;
+			timebase-frequency = <33333333>;
+			linux,boot-cpu;
+			i-cache-size = <65536>;
+			d-cache-size = <32768>;
+		};
+
+		PowerPC,970@1 {
+			name = "PowerPC,970";
+			device_type = "cpu";
+			reg = <0x00000001>;
+			clock-frequency = <1600000000>;
+			timebase-frequency = <33333333>;
+			i-cache-size = <65536>;
+			d-cache-size = <32768>;
+		};
+
+	};
+
+	node: randomnode {
+		prop: string = str: "foo", "stuffstuff\t\t\t\n\n\n" str_end: ;
+		blob = [byte: 0a 0b 0c 0d byte_mid: de ea ad be ef byte_end: ];
+		ref = < cell: &{/memory@0} 0x0 cell_mid: 0xffffffff cell_end: >;
+		mixed = "abc", pre: [1234] post: , gap: < aligned: 0xa 0xb 0xc>;
+		tricky1 = [61 lt1: 62 63 00];
+		subnode: child {
+		};
+		/* subnode_end: is auto-generated by node emit */
+	};
+	/* node_end: is auto-generated by node emit */
+
+	memory@0 {
+		device_type = "memory";
+		memreg: reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
+	};
+
+	chosen {
+		bootargs = "root=/dev/sda2";
+		linux,platform = <0x600>;
+	};
+
+};
+
diff --git a/tests/run_tests.sh b/tests/run_tests.sh
index 72dda32..01a2b60 100755
--- a/tests/run_tests.sh
+++ b/tests/run_tests.sh
@@ -83,6 +83,12 @@ asm_to_so_test () {
     run_wrap_test asm_to_so "$@"
 }
 
+run_dtget_test () {
+    echo -n "$1:	"
+    shift
+    base_run_test sh dtget-runtest.sh "$@"
+}
+
 tree1_tests () {
     TREE=$1
 
@@ -388,6 +394,28 @@ dtbs_equal_tests () {
     cmp_tests test_tree1.dtb $WRONG_TREE1
 }
 
+dtget_tests () {
+    file=dtget-test.dtb
+    $DTC -O dtb -o $file ${file%.dtb}.dts 2>/dev/null
+
+    # run_dtget_test <test-name> <expected-result> <args>...
+    run_dtget_test "Simple string" "MyBoardName" $file "/model"
+    run_dtget_test "Multiple string i" "77 121 66 111 \
+97 114 100 78 97 109 101 0 77 121 66 111 97 114 100 70 97 109 105 \
+108 121 78 97 109 101 0" $file "/compatible"
+    run_dtget_test "Multiple string s" "MyBoardName MyBoardFamilyName" \
+	-t s $file "/compatible"
+    run_dtget_test "Integer" "32768" $file "/cpus/PowerPC,970@1/d-cache-size"
+    run_dtget_test "Integer hex" "8000" -f %x $file \
+	"/cpus/PowerPC,970@1/d-cache-size"
+    run_dtget_test "Integer list" "61 62 63 00" -f %02x -t b $file \
+	"/randomnode/tricky1"
+    run_dtget_test "Byte list short" "a b c d de ea ad be ef" -f %x -t b \
+	$file "/randomnode/blob"
+    run_dtget_test "Integer list short" "a0b0c0d deeaadbe ef000000" -f %x \
+	-t i $file "/randomnode/blob"
+}
+
 while getopts "vt:m" ARG ; do
     case $ARG in
 	"v")
@@ -403,7 +431,7 @@ while getopts "vt:m" ARG ; do
 done
 
 if [ -z "$TESTSETS" ]; then
-    TESTSETS="libfdt dtc dtbs_equal"
+    TESTSETS="libfdt dtc dtbs_equal dtget"
 fi
 
 # Make sure we don't have stale blobs lying around
@@ -420,6 +448,9 @@ for set in $TESTSETS; do
 	"dtbs_equal")
 	    dtbs_equal_tests
 	    ;;
+	"dtget")
+	    dtget_tests
+	    ;;
     esac
 done
 
diff --git a/tests/tests.sh b/tests/tests.sh
index 30ffead..cf7f19e 100644
--- a/tests/tests.sh
+++ b/tests/tests.sh
@@ -11,6 +11,7 @@ FAIL () {
 }
 
 DTC=../dtc
+DTGET=../dtget
 
 verbose_run () {
     if [ -z "$QUIET_TEST" ]; then
-- 
1.7.3.1