forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
116 lines
2.7 KiB
116 lines
2.7 KiB
// SPDX-License-Identifier: GPL-2.0 |
|
/* |
|
* Copyright (c) 2020, Oracle and/or its affiliates. |
|
* Author: Alan Maguire <[email protected]> |
|
*/ |
|
|
|
#include <linux/debugfs.h> |
|
#include <linux/module.h> |
|
|
|
#include <kunit/test.h> |
|
|
|
#include "string-stream.h" |
|
|
|
#define KUNIT_DEBUGFS_ROOT "kunit" |
|
#define KUNIT_DEBUGFS_RESULTS "results" |
|
|
|
/* |
|
* Create a debugfs representation of test suites: |
|
* |
|
* Path Semantics |
|
* /sys/kernel/debug/kunit/<testsuite>/results Show results of last run for |
|
* testsuite |
|
* |
|
*/ |
|
|
|
static struct dentry *debugfs_rootdir; |
|
|
|
void kunit_debugfs_cleanup(void) |
|
{ |
|
debugfs_remove_recursive(debugfs_rootdir); |
|
} |
|
|
|
void kunit_debugfs_init(void) |
|
{ |
|
if (!debugfs_rootdir) |
|
debugfs_rootdir = debugfs_create_dir(KUNIT_DEBUGFS_ROOT, NULL); |
|
} |
|
|
|
static void debugfs_print_result(struct seq_file *seq, |
|
struct kunit_suite *suite, |
|
struct kunit_case *test_case) |
|
{ |
|
if (!test_case || !test_case->log) |
|
return; |
|
|
|
seq_printf(seq, "%s", test_case->log); |
|
} |
|
|
|
/* |
|
* /sys/kernel/debug/kunit/<testsuite>/results shows all results for testsuite. |
|
*/ |
|
static int debugfs_print_results(struct seq_file *seq, void *v) |
|
{ |
|
struct kunit_suite *suite = (struct kunit_suite *)seq->private; |
|
bool success = kunit_suite_has_succeeded(suite); |
|
struct kunit_case *test_case; |
|
|
|
if (!suite || !suite->log) |
|
return 0; |
|
|
|
seq_printf(seq, "%s", suite->log); |
|
|
|
kunit_suite_for_each_test_case(suite, test_case) |
|
debugfs_print_result(seq, suite, test_case); |
|
|
|
seq_printf(seq, "%s %d - %s\n", |
|
kunit_status_to_string(success), 1, suite->name); |
|
return 0; |
|
} |
|
|
|
static int debugfs_release(struct inode *inode, struct file *file) |
|
{ |
|
return single_release(inode, file); |
|
} |
|
|
|
static int debugfs_results_open(struct inode *inode, struct file *file) |
|
{ |
|
struct kunit_suite *suite; |
|
|
|
suite = (struct kunit_suite *)inode->i_private; |
|
|
|
return single_open(file, debugfs_print_results, suite); |
|
} |
|
|
|
static const struct file_operations debugfs_results_fops = { |
|
.open = debugfs_results_open, |
|
.read = seq_read, |
|
.llseek = seq_lseek, |
|
.release = debugfs_release, |
|
}; |
|
|
|
void kunit_debugfs_create_suite(struct kunit_suite *suite) |
|
{ |
|
struct kunit_case *test_case; |
|
|
|
/* Allocate logs before creating debugfs representation. */ |
|
suite->log = kzalloc(KUNIT_LOG_SIZE, GFP_KERNEL); |
|
kunit_suite_for_each_test_case(suite, test_case) |
|
test_case->log = kzalloc(KUNIT_LOG_SIZE, GFP_KERNEL); |
|
|
|
suite->debugfs = debugfs_create_dir(suite->name, debugfs_rootdir); |
|
|
|
debugfs_create_file(KUNIT_DEBUGFS_RESULTS, S_IFREG | 0444, |
|
suite->debugfs, |
|
suite, &debugfs_results_fops); |
|
} |
|
|
|
void kunit_debugfs_destroy_suite(struct kunit_suite *suite) |
|
{ |
|
struct kunit_case *test_case; |
|
|
|
debugfs_remove_recursive(suite->debugfs); |
|
kfree(suite->log); |
|
kunit_suite_for_each_test_case(suite, test_case) |
|
kfree(test_case->log); |
|
}
|
|
|