1 | /* |
2 | * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved. |
3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 | * |
5 | * This code is free software; you can redistribute it and/or modify it |
6 | * under the terms of the GNU General Public License version 2 only, as |
7 | * published by the Free Software Foundation. |
8 | * |
9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
12 | * version 2 for more details (a copy is included in the LICENSE file that |
13 | * accompanied this code). |
14 | * |
15 | * You should have received a copy of the GNU General Public License version |
16 | * 2 along with this work; if not, write to the Free Software Foundation, |
17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
18 | * |
19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
20 | * or visit www.oracle.com if you need additional information or have any |
21 | * questions. |
22 | * |
23 | */ |
24 | #include "precompiled.hpp" |
25 | #include "jvm.h" |
26 | #include "gc/shared/gcTraceTime.inline.hpp" |
27 | #include "logTestFixture.hpp" |
28 | #include "logTestUtils.inline.hpp" |
29 | #include "logging/log.hpp" |
30 | #include "unittest.hpp" |
31 | |
32 | class LogTest : public LogTestFixture { |
33 | }; |
34 | |
35 | #define LOG_PREFIX_STR "THE_PREFIX " |
36 | #define LOG_LINE_STR "a log line" |
37 | |
38 | size_t Test_log_prefix_prefixer(char* buf, size_t len) { |
39 | int ret = jio_snprintf(buf, len, LOG_PREFIX_STR); |
40 | assert(ret > 0, "Failed to print prefix. Log buffer too small?" ); |
41 | return (size_t) ret; |
42 | } |
43 | |
44 | #ifdef ASSERT // 'test' tag is debug only |
45 | TEST_VM_F(LogTest, prefix) { |
46 | set_log_config(TestLogFileName, "logging+test=trace" ); |
47 | log_trace(logging, test)(LOG_LINE_STR); |
48 | EXPECT_TRUE(file_contains_substring(TestLogFileName, LOG_PREFIX_STR LOG_LINE_STR)); |
49 | } |
50 | #endif |
51 | |
52 | TEST_VM_F(LogTest, large_message) { |
53 | char big_msg[4096] = {0}; |
54 | char Xchar = '~'; |
55 | |
56 | set_log_config(TestLogFileName, "logging=trace" ); |
57 | |
58 | memset(big_msg, Xchar, sizeof(big_msg) - 1); |
59 | log_trace(logging)("%s" , big_msg); |
60 | |
61 | ResourceMark rm; |
62 | FILE* fp = fopen(TestLogFileName, "r" ); |
63 | ASSERT_NE((void*)NULL, fp); |
64 | char* output = read_line(fp); |
65 | fclose(fp); |
66 | |
67 | size_t count = 0; |
68 | for (size_t ps = 0 ; output[ps + count] != '\0'; output[ps + count] == Xchar ? count++ : ps++); |
69 | EXPECT_EQ(sizeof(big_msg) - 1, count); |
70 | } |
71 | |
72 | TEST_VM_F(LogTest, enabled_logtarget) { |
73 | set_log_config(TestLogFileName, "gc=debug" ); |
74 | |
75 | LogTarget(Debug, gc) log; |
76 | EXPECT_TRUE(log.is_enabled()); |
77 | |
78 | // Log the line and expect it to be available in the output file. |
79 | log.print(LOG_TEST_STRING_LITERAL); |
80 | |
81 | EXPECT_TRUE(file_contains_substring(TestLogFileName, LOG_TEST_STRING_LITERAL)); |
82 | } |
83 | |
84 | TEST_VM_F(LogTest, disabled_logtarget) { |
85 | set_log_config(TestLogFileName, "gc=info" ); |
86 | |
87 | LogTarget(Debug, gc) log; |
88 | EXPECT_FALSE(log.is_enabled()); |
89 | |
90 | // Try to log, but expect this to be filtered out. |
91 | log.print(LOG_TEST_STRING_LITERAL); |
92 | |
93 | // Log a dummy line so that fgets doesn't return NULL because the file is empty. |
94 | log_info(gc)("Dummy line" ); |
95 | |
96 | EXPECT_FALSE(file_contains_substring(TestLogFileName, LOG_TEST_STRING_LITERAL)); |
97 | } |
98 | |
99 | TEST_VM_F(LogTest, enabled_loghandle) { |
100 | set_log_config(TestLogFileName, "gc=debug" ); |
101 | |
102 | Log(gc) log; |
103 | LogHandle log_handle(log); |
104 | |
105 | EXPECT_TRUE(log_handle.is_debug()); |
106 | |
107 | // Try to log through a LogHandle. |
108 | log_handle.debug("%d workers" , 3); |
109 | |
110 | EXPECT_TRUE(file_contains_substring(TestLogFileName, "3 workers" )); |
111 | } |
112 | |
113 | TEST_VM_F(LogTest, disabled_loghandle) { |
114 | set_log_config(TestLogFileName, "gc=info" ); |
115 | |
116 | Log(gc) log; |
117 | LogHandle log_handle(log); |
118 | |
119 | EXPECT_FALSE(log_handle.is_debug()); |
120 | |
121 | // Try to log through a LogHandle. |
122 | log_handle.debug("%d workers" , 3); |
123 | |
124 | // Log a dummy line so that fgets doesn't return NULL because the file is empty. |
125 | log_info(gc)("Dummy line" ); |
126 | |
127 | EXPECT_FALSE(file_contains_substring(TestLogFileName, "3 workers" )); |
128 | } |
129 | |
130 | TEST_VM_F(LogTest, enabled_logtargethandle) { |
131 | set_log_config(TestLogFileName, "gc=debug" ); |
132 | |
133 | LogTarget(Debug, gc) log; |
134 | LogTargetHandle log_handle(log); |
135 | |
136 | EXPECT_TRUE(log_handle.is_enabled()); |
137 | |
138 | // Try to log through a LogHandle. |
139 | log_handle.print("%d workers" , 3); |
140 | |
141 | EXPECT_TRUE(file_contains_substring(TestLogFileName, "3 workers" )); |
142 | } |
143 | |
144 | TEST_VM_F(LogTest, disabled_logtargethandle) { |
145 | set_log_config(TestLogFileName, "gc=info" ); |
146 | |
147 | LogTarget(Debug, gc) log; |
148 | LogTargetHandle log_handle(log); |
149 | |
150 | EXPECT_FALSE(log_handle.is_enabled()); |
151 | |
152 | // Try to log through a LogHandle. |
153 | log_handle.print("%d workers" , 3); |
154 | |
155 | // Log a dummy line so that fgets doesn't return NULL because the file is empty. |
156 | log_info(gc)("Dummy line" ); |
157 | |
158 | EXPECT_FALSE(file_contains_substring(TestLogFileName, "3 workers" )); |
159 | } |
160 | |