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644e0364 MJ |
1 | #!/bin/bash |
2 | ||
3 | # Copyright (c) 2019 Michael Jeanson <mjeanson@efficios.com> | |
4 | # Copyright (C) 2019 Philippe Proulx <pproulx@efficios.com> | |
5 | # | |
6 | # This program is free software; you can redistribute it and/or modify | |
7 | # it under the terms of the GNU General Public License as published by | |
8 | # the Free Software Foundation; under version 2 of the License. | |
9 | # | |
10 | # This program is distributed in the hope that it will be useful, | |
11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | # GNU General Public License for more details. | |
14 | # | |
15 | # You should have received a copy of the GNU General Public License along | |
16 | # with this program; if not, write to the Free Software Foundation, Inc., | |
17 | # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 | ||
19 | # This file is meant to be sourced at the start of shell script-based tests. | |
20 | ||
21 | ||
22 | # Error out when encountering an undefined variable | |
23 | set -u | |
24 | ||
9c5dd55a MJ |
25 | # If "readlink -f" is available, get a resolved absolute path to the |
26 | # tests source dir, otherwise make do with a relative path. | |
644e0364 | 27 | scriptdir="$(dirname "${BASH_SOURCE[0]}")" |
9c5dd55a MJ |
28 | if readlink -f "." >/dev/null 2>&1; then |
29 | testsdir=$(readlink -f "$scriptdir/..") | |
30 | else | |
31 | testsdir="$scriptdir/.." | |
32 | fi | |
644e0364 | 33 | |
5058d31b JR |
34 | # The OS on which we are running. See [1] for possible values of 'uname -s'. |
35 | # We do a bit of translation to ease our life down the road for comparison. | |
36 | # Export it so that called executables can use it. | |
37 | # [1] https://en.wikipedia.org/wiki/Uname#Examples | |
38 | if [ "x${BT_OS_TYPE:-}" = "x" ]; then | |
39 | BT_OS_TYPE="$(uname -s)" | |
40 | case "$BT_OS_TYPE" in | |
41 | MINGW*) | |
42 | BT_OS_TYPE="mingw" | |
43 | ;; | |
44 | Darwin) | |
45 | BT_OS_TYPE="darwin" | |
46 | ;; | |
47 | Linux) | |
48 | BT_OS_TYPE="linux" | |
49 | ;; | |
df9db467 JR |
50 | CYGWIN*) |
51 | BT_OS_TYPE="cygwin" | |
52 | ;; | |
5058d31b JR |
53 | *) |
54 | BT_OS_TYPE="unsupported" | |
55 | ;; | |
56 | esac | |
57 | fi | |
58 | export BT_OS_TYPE | |
59 | ||
644e0364 MJ |
60 | # Allow overriding the source and build directories |
61 | if [ "x${BT_TESTS_SRCDIR:-}" = "x" ]; then | |
9c5dd55a | 62 | BT_TESTS_SRCDIR="$testsdir" |
644e0364 MJ |
63 | fi |
64 | export BT_TESTS_SRCDIR | |
65 | ||
66 | if [ "x${BT_TESTS_BUILDDIR:-}" = "x" ]; then | |
9c5dd55a | 67 | BT_TESTS_BUILDDIR="$testsdir" |
644e0364 MJ |
68 | fi |
69 | export BT_TESTS_BUILDDIR | |
70 | ||
71 | # By default, it will not source tap.sh. If you to tap output directly from | |
72 | # the test script, define the 'SH_TAP' variable to '1' before sourcing this | |
73 | # script. | |
74 | if [ "x${SH_TAP:-}" = x1 ]; then | |
1d970e04 | 75 | # shellcheck source=./tap/tap.sh |
644e0364 MJ |
76 | . "${BT_TESTS_SRCDIR}/utils/tap/tap.sh" |
77 | fi | |
78 | ||
79 | # Allow overriding the babeltrace2 executables | |
80 | if [ "x${BT_TESTS_BT2_BIN:-}" = "x" ]; then | |
4881a20e | 81 | BT_TESTS_BT2_BIN="$BT_TESTS_BUILDDIR/../src/cli/babeltrace2" |
5058d31b | 82 | if [ "$BT_OS_TYPE" = "mingw" ]; then |
27e2c58d JR |
83 | BT_TESTS_BT2_BIN="${BT_TESTS_BT2_BIN}.exe" |
84 | fi | |
644e0364 MJ |
85 | fi |
86 | export BT_TESTS_BT2_BIN | |
87 | ||
88 | if [ "x${BT_TESTS_BT2LOG_BIN:-}" = "x" ]; then | |
4881a20e | 89 | BT_TESTS_BT2LOG_BIN="$BT_TESTS_BUILDDIR/../src/cli/babeltrace2-log" |
5058d31b | 90 | if [ "$BT_OS_TYPE" = "mingw" ]; then |
27e2c58d JR |
91 | BT_TESTS_BT2LOG_BIN="${BT_TESTS_BT2LOG_BIN}.exe" |
92 | fi | |
644e0364 MJ |
93 | fi |
94 | export BT_TESTS_BT2LOG_BIN | |
95 | ||
96 | # TODO: Remove when bindings/python/bt2/test_plugin.py is fixed | |
97 | BT_PLUGINS_PATH="${BT_TESTS_BUILDDIR}/../src/plugins" | |
98 | ||
99 | # Allow overriding the babeltrace2 plugin path | |
100 | if [ "x${BT_TESTS_BABELTRACE_PLUGIN_PATH:-}" = "x" ]; then | |
101 | BT_TESTS_BABELTRACE_PLUGIN_PATH="${BT_PLUGINS_PATH}/ctf:${BT_PLUGINS_PATH}/utils:${BT_PLUGINS_PATH}/text" | |
102 | fi | |
103 | ||
b14c7bf1 MJ |
104 | if [ "x${BT_TESTS_PROVIDER_DIR:-}" = "x" ]; then |
105 | BT_TESTS_PROVIDER_DIR="${BT_TESTS_BUILDDIR}/../src/python-plugin-provider/.libs" | |
106 | fi | |
107 | ||
644e0364 MJ |
108 | # Allow overriding the babeltrace2 executables |
109 | if [ "x${BT_TESTS_PYTHONPATH:-}" = "x" ]; then | |
110 | BT_TESTS_PYTHONPATH="${BT_TESTS_BUILDDIR}/../src/bindings/python/bt2/build/build_lib" | |
111 | fi | |
112 | ||
113 | ||
114 | ### External Tools ### | |
115 | if [ "x${BT_TESTS_AWK_BIN:-}" = "x" ]; then | |
116 | BT_TESTS_AWK_BIN="awk" | |
117 | fi | |
118 | export BT_TESTS_AWK_BIN | |
119 | ||
120 | if [ "x${BT_TESTS_GREP_BIN:-}" = "x" ]; then | |
121 | BT_TESTS_GREP_BIN="grep" | |
122 | fi | |
123 | export BT_TESTS_GREP_BIN | |
124 | ||
125 | if [ "x${BT_TESTS_PYTHON_BIN:-}" = "x" ]; then | |
126 | BT_TESTS_PYTHON_BIN="python3" | |
127 | fi | |
128 | export BT_TESTS_PYTHON_BIN | |
129 | ||
e23e08c4 MJ |
130 | if [ "x${BT_TESTS_PYTHON_CONFIG_BIN:-}" = "x" ]; then |
131 | BT_TESTS_PYTHON_CONFIG_BIN="python3-config" | |
132 | fi | |
133 | export BT_TESTS_PYTHON_BIN | |
134 | ||
644e0364 MJ |
135 | if [ "x${BT_TESTS_SED_BIN:-}" = "x" ]; then |
136 | BT_TESTS_SED_BIN="sed" | |
137 | fi | |
138 | export BT_TESTS_SED_BIN | |
139 | ||
140 | ||
141 | # Data files path | |
142 | BT_TESTS_DATADIR="${BT_TESTS_SRCDIR}/data" | |
143 | BT_CTF_TRACES_PATH="${BT_TESTS_DATADIR}/ctf-traces" | |
644e0364 MJ |
144 | |
145 | ||
146 | ### Diff Functions ### | |
147 | ||
58db335e FD |
148 | # Checks the difference between: |
149 | # | |
150 | # 1. What the CLI outputs on its standard output when given the arguments | |
151 | # "$@" (excluding the first two arguments). | |
152 | # 2. The file with path "$1". | |
153 | # | |
154 | # And the difference between: | |
155 | # | |
156 | # 1. What the CLI outputs on its standard error when given the arguments | |
157 | # "$@" (excluding the first two arguments). | |
158 | # 2. The file with path "$2". | |
644e0364 MJ |
159 | # |
160 | # Returns 0 if there's no difference, and 1 if there is, also printing | |
161 | # said difference to the standard error. | |
162 | bt_diff_cli() { | |
58db335e FD |
163 | local expected_stdout_file="$1" |
164 | local expected_stderr_file="$2" | |
165 | shift 2 | |
53cc240b MJ |
166 | local args=("$@") |
167 | ||
58db335e FD |
168 | local temp_stdout_output_file |
169 | local temp_stderr_output_file | |
644e0364 MJ |
170 | local temp_diff |
171 | local ret=0 | |
172 | ||
58db335e FD |
173 | temp_stdout_output_file="$(mktemp)" |
174 | temp_stderr_output_file="$(mktemp)" | |
644e0364 MJ |
175 | temp_diff="$(mktemp)" |
176 | ||
58db335e FD |
177 | # Run the CLI to get a detailed file. |
178 | run_python_bt2 "$BT_TESTS_BT2_BIN" "${args[@]}" 1>"$temp_stdout_output_file" 2>"$temp_stderr_output_file" | |
179 | ||
180 | # Strip any \r present due to Windows (\n -> \r\n). | |
181 | # "diff --string-trailing-cr" is not used since it is not present on | |
182 | # Solaris. | |
183 | "$BT_TESTS_SED_BIN" -i 's/\r//g' "$temp_stdout_output_file" | |
184 | "$BT_TESTS_SED_BIN" -i 's/\r//g' "$temp_stderr_output_file" | |
185 | ||
186 | # Compare stdout output with expected stdout output | |
187 | if ! diff -u "$temp_stdout_output_file" "$expected_stdout_file" 2>/dev/null >"$temp_diff"; then | |
188 | echo "ERROR: for '${args[*]}': actual standard output and expected output differ:" >&2 | |
189 | cat "$temp_diff" >&2 | |
190 | ret=1 | |
191 | fi | |
644e0364 | 192 | |
58db335e FD |
193 | # Compare stderr output with expected stderr output |
194 | if ! diff -u "$temp_stderr_output_file" "$expected_stderr_file" 2>/dev/null >"$temp_diff"; then | |
195 | echo "ERROR: for '${args[*]}': actual standard error and expected error differ:" >&2 | |
644e0364 MJ |
196 | cat "$temp_diff" >&2 |
197 | ret=1 | |
198 | fi | |
199 | ||
58db335e | 200 | rm -f "$temp_stdout_output_file" "$temp_stderr_output_file" "$temp_diff" |
644e0364 MJ |
201 | |
202 | return $ret | |
203 | } | |
204 | ||
53cc240b MJ |
205 | # Checks the difference between the content of the file with path "$1" |
206 | # and the output of the CLI when called on the directory path "$2" with | |
207 | # the arguments '-c sink.text.details' and the rest of the arguments to | |
208 | # this function. | |
644e0364 MJ |
209 | # |
210 | # Returns 0 if there's no difference, and 1 if there is, also printing | |
211 | # said difference to the standard error. | |
212 | bt_diff_details_ctf_single() { | |
58db335e | 213 | local expected_stdout_file="$1" |
53cc240b MJ |
214 | local trace_dir="$2" |
215 | shift 2 | |
216 | local extra_details_args=("$@") | |
58db335e | 217 | expected_stderr_file="/dev/null" |
644e0364 MJ |
218 | |
219 | # Compare using the CLI with `sink.text.details` | |
58db335e | 220 | bt_diff_cli "$expected_stdout_file" "$expected_stderr_file" "$trace_dir" "-c" "sink.text.details" "${extra_details_args[@]}" |
644e0364 MJ |
221 | } |
222 | ||
223 | # Calls bt_diff_details_ctf_single(), except that "$1" is the path to a | |
224 | # program which generates the CTF trace to compare to. The program "$1" | |
225 | # receives the path to a temporary, empty directory where to write the | |
226 | # CTF trace as its first argument. | |
227 | bt_diff_details_ctf_gen_single() { | |
228 | local ctf_gen_prog_path="$1" | |
58db335e | 229 | local expected_stdout_file="$2" |
53cc240b MJ |
230 | shift 2 |
231 | local extra_details_args=("$@") | |
644e0364 MJ |
232 | |
233 | local temp_trace_dir | |
234 | local ret | |
235 | ||
236 | temp_trace_dir="$(mktemp -d)" | |
237 | ||
238 | # Run the CTF trace generator program to get a CTF trace | |
239 | if ! "$ctf_gen_prog_path" "$temp_trace_dir" 2>/dev/null; then | |
240 | echo "ERROR: \"$ctf_gen_prog_path\" \"$temp_trace_dir\" failed" >&2 | |
241 | rm -rf "$temp_trace_dir" | |
242 | return 1 | |
243 | fi | |
244 | ||
245 | # Compare using the CLI with `sink.text.details` | |
58db335e | 246 | bt_diff_details_ctf_single "$expected_stdout_file" "$temp_trace_dir" "${extra_details_args[@]}" |
644e0364 MJ |
247 | ret=$? |
248 | rm -rf "$temp_trace_dir" | |
249 | return $ret | |
250 | } | |
251 | ||
252 | ||
253 | ### Functions ### | |
254 | ||
255 | check_coverage() { | |
256 | coverage run "$@" | |
257 | } | |
258 | ||
259 | # Execute a shell command in the appropriate environment to have access to the | |
260 | # bt2 Python bindings. | |
261 | run_python_bt2() { | |
e23e08c4 MJ |
262 | local env_args |
263 | ||
264 | env_args=( | |
265 | "BABELTRACE_PYTHON_BT2_NO_TRACEBACK=1" \ | |
266 | "BABELTRACE_PLUGIN_PATH=${BT_TESTS_BABELTRACE_PLUGIN_PATH}" \ | |
267 | "LIBBABELTRACE2_PLUGIN_PROVIDER_DIR=${BT_TESTS_PROVIDER_DIR}" \ | |
268 | "BT_CTF_TRACES_PATH=${BT_CTF_TRACES_PATH}" \ | |
269 | "BT_PLUGINS_PATH=${BT_PLUGINS_PATH}" \ | |
270 | "PYTHONPATH=${BT_TESTS_PYTHONPATH}:${BT_TESTS_SRCDIR}/utils/python" | |
271 | ) | |
644e0364 | 272 | |
0408934a SM |
273 | local main_lib_path="${BT_TESTS_BUILDDIR}/../src/lib/.libs" |
274 | ||
644e0364 | 275 | # Set the library search path so the python interpreter can load libbabeltrace2 |
df9db467 | 276 | if [ "$BT_OS_TYPE" = "mingw" ] || [ "$BT_OS_TYPE" = "cygwin" ]; then |
e23e08c4 | 277 | env_args+=("PATH=${main_lib_path}:${PATH:-}") |
5058d31b | 278 | elif [ "$BT_OS_TYPE" = "darwin" ]; then |
e23e08c4 | 279 | env_args+=("DYLD_LIBRARY_PATH=${main_lib_path}:${DYLD_LIBRARY_PATH:-}") |
644e0364 | 280 | else |
e23e08c4 MJ |
281 | env_args+=("LD_LIBRARY_PATH=${main_lib_path}:${LD_LIBRARY_PATH:-}") |
282 | fi | |
283 | ||
284 | # On Windows, an embedded Python interpreter needs a way to locate the path | |
285 | # to it's internal modules, set the prefix from python-config to the | |
286 | # PYTHONHOME variable. | |
287 | if [ "$BT_OS_TYPE" = "mingw" ]; then | |
288 | env_args+=("PYTHONHOME=$($BT_TESTS_PYTHON_CONFIG_BIN --prefix)") | |
644e0364 MJ |
289 | fi |
290 | ||
e23e08c4 | 291 | env "${env_args[@]}" "$@" |
644e0364 MJ |
292 | } |
293 | ||
294 | # Set the environment and run python tests in the directory. | |
295 | # | |
296 | # $1 : The directory containing the python test scripts | |
297 | # $2 : The pattern to match python test script names (optional) | |
644e0364 MJ |
298 | run_python_bt2_test() { |
299 | local test_dir="$1" | |
a818a617 | 300 | local test_pattern="${2:-'*'}" # optional, if none default to "*" |
644e0364 MJ |
301 | |
302 | local ret | |
303 | local test_runner_args=() | |
304 | ||
305 | test_runner_args+=("$test_dir") | |
306 | if [ "x${test_pattern}" != "x" ]; then | |
307 | test_runner_args+=("${test_pattern}") | |
308 | fi | |
309 | ||
310 | if test "x${BT_TESTS_COVERAGE:-}" = "x1"; then | |
311 | python_exec="check_coverage" | |
312 | else | |
313 | python_exec="${BT_TESTS_PYTHON_BIN}" | |
314 | fi | |
315 | ||
316 | run_python_bt2 \ | |
317 | "${python_exec}" \ | |
318 | "${BT_TESTS_SRCDIR}/utils/python/testrunner.py" \ | |
a818a617 FD |
319 | --pattern "$test_pattern" \ |
320 | "$test_dir" \ | |
321 | ||
644e0364 MJ |
322 | ret=$? |
323 | ||
324 | if test "x${BT_TESTS_COVERAGE_REPORT:-}" = "x1"; then | |
325 | coverage report -m | |
326 | fi | |
327 | ||
328 | if test "x${BT_TESTS_COVERAGE_HTML:-}" = "x1"; then | |
329 | coverage html | |
330 | fi | |
331 | ||
332 | return $ret | |
333 | } |