tools: add tests for bias flags

Add tests for bias flags to applicable tools - gpioget, gpioset, and
gpiomon.

Signed-off-by: Kent Gibson <warthog618@gmail.com>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>

diff --git a/tools/gpio-tools-test b/tools/gpio-tools-test
index 6b9365525cba18d86d79e078e900ff2d4abb51a0..1b9f9a13b689fb44081f7904230727c9cb72d44d 100755 (executable)
--- a/tools/gpio-tools-test
+++ b/tools/gpio-tools-test
@@ -7,7 +7,7 @@
 # Copyright (C) 2019 Bartosz Golaszewski <bgolaszewski@baylibre.com>
 #
 
-MIN_KERNEL_VERSION="5.2.7"
+MIN_KERNEL_VERSION="5.5.0"
 BATS_SCRIPT="gpio-tools-test.bats"
 SOURCE_DIR="$(dirname ${BASH_SOURCE[0]})"
 

diff --git a/tools/gpio-tools-test.bats b/tools/gpio-tools-test.bats
index aff54f7049e91fa3545f803c47fc31a80e45ad64..b0331c5bf011c60da88aa78094e1a0e17e5fe261 100755 (executable)
--- a/tools/gpio-tools-test.bats
+++ b/tools/gpio-tools-test.bats
@@ -312,6 +312,34 @@ teardown() {
        test "$output" = "1 1 0 0 1 0 1 0"
 }
 
+@test "gpioget: read all lines (pull-up)" {
+       gpio_mockup_probe 8 8 8
+
+       gpio_mockup_set_pull 1 2 1
+       gpio_mockup_set_pull 1 3 1
+       gpio_mockup_set_pull 1 5 1
+       gpio_mockup_set_pull 1 7 1
+
+       run_tool gpioget --bias=pull-up "$(gpio_mockup_chip_name 1)" 0 1 2 3 4 5 6 7
+
+       test "$status" -eq "0"
+       test "$output" = "1 1 1 1 1 1 1 1"
+}
+
+@test "gpioget: read all lines (pull-down)" {
+       gpio_mockup_probe 8 8 8
+
+       gpio_mockup_set_pull 1 2 1
+       gpio_mockup_set_pull 1 3 1
+       gpio_mockup_set_pull 1 5 1
+       gpio_mockup_set_pull 1 7 1
+
+       run_tool gpioget --bias=pull-down "$(gpio_mockup_chip_name 1)" 0 1 2 3 4 5 6 7
+
+       test "$status" -eq "0"
+       test "$output" = "0 0 0 0 0 0 0 0"
+}
+
 @test "gpioget: read some lines" {
        gpio_mockup_probe 8 8 8
 
@@ -359,6 +387,15 @@ teardown() {
        output_regex_match ".*error reading GPIO values.*"
 }
 
+@test "gpioget: invalid bias" {
+       gpio_mockup_probe 8 8 8
+
+       run_tool gpioget --bias=bad "$(gpio_mockup_chip_name 1)" 0 1
+
+       test "$status" -eq "1"
+       output_regex_match ".*invalid bias.*"
+}
+
 #
 # gpioset test cases
 #
@@ -521,6 +558,15 @@ teardown() {
        output_regex_match ".*invalid offset"
 }
 
+@test "gpioset: invalid bias" {
+       gpio_mockup_probe 8 8 8
+
+       run_tool gpioset --bias=bad "$(gpio_mockup_chip_name 1)" 0=1 1=1
+
+       test "$status" -eq "1"
+       output_regex_match ".*invalid bias.*"
+}
+
 @test "gpioset: daemonize in invalid mode" {
        gpio_mockup_probe 8 8 8
 
@@ -576,6 +622,42 @@ teardown() {
 "event:\\s+FALLING\\s+EDGE\\s+offset:\\s+4\\s+timestamp:\\s+\[[0-9]+\.[0-9]+\]"
 }
 
+@test "gpiomon: single falling edge event (pull-up)" {
+       gpio_mockup_probe 8 8
+
+       gpio_mockup_set_pull 1 4 0
+
+       coproc_run_tool gpiomon --bias=pull-up "$(gpio_mockup_chip_name 1)" 4
+
+       gpio_mockup_set_pull 1 4 0
+       sleep 0.2
+
+       coproc_tool_kill
+       coproc_tool_wait
+
+       test "$status" -eq "0"
+       output_regex_match \
+"event:\\s+FALLING\\s+EDGE\\s+offset:\\s+4\\s+timestamp:\\s+\[[0-9]+\.[0-9]+\]"
+}
+
+@test "gpiomon: single rising edge event (pull-down)" {
+       gpio_mockup_probe 8 8
+
+       gpio_mockup_set_pull 1 4 1
+
+       coproc_run_tool gpiomon --bias=pull-down "$(gpio_mockup_chip_name 1)" 4
+
+       gpio_mockup_set_pull 1 4 1
+       sleep 0.2
+
+       coproc_tool_kill
+       coproc_tool_wait
+
+       test "$status" -eq "0"
+       output_regex_match \
+"event:\\s+RISING\\s+EDGE\\s+offset:\\s+4\\s+timestamp:\\s+\[[0-9]+\.[0-9]+\]"
+}
+
 @test "gpiomon: single rising edge event (active-low)" {
        gpio_mockup_probe 8 8
 
@@ -592,7 +674,6 @@ teardown() {
        test "$status" -eq "0"
        output_regex_match \
 "event:\\s+RISING\\s+EDGE\\s+offset:\\s+4\\s+timestamp:\\s+\[[0-9]+\.[0-9]+\]"
-
 }
 
 @test "gpiomon: single rising edge event (silent mode)" {
@@ -749,6 +830,15 @@ teardown() {
        output_regex_match ".*error waiting for events"
 }
 
+@test "gpiomon: invalid bias" {
+       gpio_mockup_probe 8 8 8
+
+       run_tool gpiomon --bias=bad "$(gpio_mockup_chip_name 1)" 0 1
+
+       test "$status" -eq "1"
+       output_regex_match ".*invalid bias.*"
+}
+
 @test "gpiomon: custom format (event type + offset)" {
        gpio_mockup_probe 8 8 8