[libcamera-devel] [PATCH v3 10/13] test: v4l2_device: Test getControl() API

[Jacopo Mondi]

Add a simple test for the newly added method.

Signed-off-by: Jacopo Mondi <jacopo at jmondi.org>
---
 test/v4l2_videodevice/controls.cpp | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/test/v4l2_videodevice/controls.cpp b/test/v4l2_videodevice/controls.cpp
index da9e0111e221..cf3d599c43ff 100644
--- a/test/v4l2_videodevice/controls.cpp
+++ b/test/v4l2_videodevice/controls.cpp
@@ -121,6 +121,22 @@ protected:
 			return TestFail;
 		}
 
+		/* Test the getControl() API. */
+		int32_t oldBrightness = ctrls.get(V4L2_CID_BRIGHTNESS).get<int32_t>();
+		int32_t newBrightness;
+		ret = capture_->getControl(V4L2_CID_BRIGHTNESS, &newBrightness);
+		if (ret) {
+			cerr << "Failed to read a single control" << endl;
+			return TestFail;
+		}
+
+		if (newBrightness != oldBrightness) {
+			cerr << "Wrong control value read from device: "
+			     << "got: " << newBrightness << " expected: "
+			     << oldBrightness << endl;
+			return TestFail;
+		}
+
 		return TestPass;
 	}
 };
-- 
2.26.1