[Intel-gfx] [PATCH igt] igt/drv_hangman: Check that the error state does hold the expected state

[Antonio Argenziano]

On 05/03/18 02:09, Chris Wilson wrote:
> Actually check the error state exists (!"No error state captured") and
> that it contains the expected engine dump.
> 
> v2: Throw in some debug clues.
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> ---
>   tests/drv_hangman.c | 12 ++++++++++++
>   1 file changed, 12 insertions(+)
> 
> diff --git a/tests/drv_hangman.c b/tests/drv_hangman.c
> index 38cb20c3..fa7becf5 100644
> --- a/tests/drv_hangman.c
> +++ b/tests/drv_hangman.c
> @@ -129,6 +129,14 @@ static void check_error_state(const char *expected_ring_name,
>   	FILE *file = open_error();
>   	char *line = NULL;
>   	size_t line_size = 0;
> +	bool found = false;
> +
> +	igt_debug("%s(expected ring name=%s, expected offset=%"PRIx64")\n",
> +		  __func__, expected_ring_name, expected_offset);
> +	igt_debugfs_dump(device, "i915_error_state");
> +
> +	getline(&line, &line_size, file);
> +	igt_assert(strcasecmp(line, "No error state captured"));
>   
>   	while (getline(&line, &line_size, file) > 0) {
>   		char *dashes;
> @@ -168,12 +176,16 @@ static void check_error_state(const char *expected_ring_name,
>   					 4*i, batch[i]);
>   				igt_assert(strstr(line, expected_line));
>   			}
> +
> +			found = true;
>   			break;
>   		}
>   	}
>   
>   	free(line);
>   	fclose(file);
> +
> +	igt_assert(found);

Test changes look fine to me, failures on CI seems to be caused by the 
test not waiting for reset to happen only before we would have not 
caught it.

Reviwed-by: Antonio Argenziano <antonio.argenziano at intel.com>

>   }
>   
>   static void test_error_state_capture(unsigned ring_id,
>