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abdabab5 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 | ||
d3f71134 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. | |
abdabab5 | 27 | scriptdir="$(dirname "${BASH_SOURCE[0]}")" |
d3f71134 MJ |
28 | if readlink -f "." >/dev/null 2>&1; then |
29 | testsdir=$(readlink -f "$scriptdir/..") | |
30 | else | |
31 | testsdir="$scriptdir/.." | |
32 | fi | |
abdabab5 | 33 | |
d660133b JR |
34 | # The OS on which we are running. See [1] for possible values of 'uname -s'. |
35 | # We do a bit of translation to ease our life down the road for comparison. | |
36 | # Export it so that called executables can use it. | |
37 | # [1] https://en.wikipedia.org/wiki/Uname#Examples | |
38 | if [ "x${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 | ;; | |
5200c954 JR |
50 | CYGWIN*) |
51 | BT_OS_TYPE="cygwin" | |
52 | ;; | |
d660133b JR |
53 | *) |
54 | BT_OS_TYPE="unsupported" | |
55 | ;; | |
56 | esac | |
57 | fi | |
58 | export BT_OS_TYPE | |
59 | ||
abdabab5 MJ |
60 | # Allow overriding the source and build directories |
61 | if [ "x${BT_TESTS_SRCDIR:-}" = "x" ]; then | |
d3f71134 | 62 | BT_TESTS_SRCDIR="$testsdir" |
abdabab5 MJ |
63 | fi |
64 | export BT_TESTS_SRCDIR | |
65 | ||
66 | if [ "x${BT_TESTS_BUILDDIR:-}" = "x" ]; then | |
d3f71134 | 67 | BT_TESTS_BUILDDIR="$testsdir" |
abdabab5 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${SH_TAP:-}" = x1 ]; then | |
8c083b3e | 75 | # shellcheck source=./tap/tap.sh |
abdabab5 MJ |
76 | . "${BT_TESTS_SRCDIR}/utils/tap/tap.sh" |
77 | fi | |
78 | ||
79 | # Allow overriding the babeltrace2 executables | |
80 | if [ "x${BT_TESTS_BT2_BIN:-}" = "x" ]; then | |
f090979c | 81 | BT_TESTS_BT2_BIN="$BT_TESTS_BUILDDIR/../src/cli/babeltrace2" |
d660133b | 82 | if [ "$BT_OS_TYPE" = "mingw" ]; then |
a8a11adb JR |
83 | BT_TESTS_BT2_BIN="${BT_TESTS_BT2_BIN}.exe" |
84 | fi | |
abdabab5 MJ |
85 | fi |
86 | export BT_TESTS_BT2_BIN | |
87 | ||
abdabab5 MJ |
88 | # TODO: Remove when bindings/python/bt2/test_plugin.py is fixed |
89 | BT_PLUGINS_PATH="${BT_TESTS_BUILDDIR}/../src/plugins" | |
90 | ||
91 | # Allow overriding the babeltrace2 plugin path | |
92 | if [ "x${BT_TESTS_BABELTRACE_PLUGIN_PATH:-}" = "x" ]; then | |
7f47aa06 | 93 | BT_TESTS_BABELTRACE_PLUGIN_PATH="${BT_PLUGINS_PATH}/ctf:${BT_PLUGINS_PATH}/utils:${BT_PLUGINS_PATH}/text:${BT_PLUGINS_PATH}/lttng-utils" |
abdabab5 MJ |
94 | fi |
95 | ||
7b783015 MJ |
96 | if [ "x${BT_TESTS_PROVIDER_DIR:-}" = "x" ]; then |
97 | BT_TESTS_PROVIDER_DIR="${BT_TESTS_BUILDDIR}/../src/python-plugin-provider/.libs" | |
98 | fi | |
99 | ||
abdabab5 MJ |
100 | # Allow overriding the babeltrace2 executables |
101 | if [ "x${BT_TESTS_PYTHONPATH:-}" = "x" ]; then | |
102 | BT_TESTS_PYTHONPATH="${BT_TESTS_BUILDDIR}/../src/bindings/python/bt2/build/build_lib" | |
103 | fi | |
104 | ||
105 | ||
106 | ### External Tools ### | |
107 | if [ "x${BT_TESTS_AWK_BIN:-}" = "x" ]; then | |
108 | BT_TESTS_AWK_BIN="awk" | |
109 | fi | |
110 | export BT_TESTS_AWK_BIN | |
111 | ||
112 | if [ "x${BT_TESTS_GREP_BIN:-}" = "x" ]; then | |
113 | BT_TESTS_GREP_BIN="grep" | |
114 | fi | |
115 | export BT_TESTS_GREP_BIN | |
116 | ||
117 | if [ "x${BT_TESTS_PYTHON_BIN:-}" = "x" ]; then | |
118 | BT_TESTS_PYTHON_BIN="python3" | |
119 | fi | |
120 | export BT_TESTS_PYTHON_BIN | |
121 | ||
4b2d0d1f MJ |
122 | if [ "x${BT_TESTS_PYTHON_CONFIG_BIN:-}" = "x" ]; then |
123 | BT_TESTS_PYTHON_CONFIG_BIN="python3-config" | |
124 | fi | |
da387343 | 125 | export BT_TESTS_PYTHON_CONFIG_BIN |
4b2d0d1f | 126 | |
abdabab5 MJ |
127 | if [ "x${BT_TESTS_SED_BIN:-}" = "x" ]; then |
128 | BT_TESTS_SED_BIN="sed" | |
129 | fi | |
130 | export BT_TESTS_SED_BIN | |
131 | ||
132 | ||
133 | # Data files path | |
134 | BT_TESTS_DATADIR="${BT_TESTS_SRCDIR}/data" | |
135 | BT_CTF_TRACES_PATH="${BT_TESTS_DATADIR}/ctf-traces" | |
abdabab5 | 136 | |
da1375fa SM |
137 | # Remove CR characters in file "$1". |
138 | ||
139 | bt_remove_cr() { | |
140 | "$BT_TESTS_SED_BIN" -i 's/\r//g' "$1" | |
141 | } | |
142 | ||
5fd7382f SM |
143 | # Run the Babeltrace CLI, redirecting stdout and stderr to specified files. |
144 | # | |
145 | # $1: file to redirect stdout to | |
146 | # $2: file to redirect stderr to | |
147 | # remaining args: arguments to pass to the CLI | |
148 | # | |
149 | # Return the exit code of the CLI. | |
150 | ||
151 | bt_cli() { | |
152 | local stdout_file="$1" | |
153 | local stderr_file="$2" | |
154 | shift 2 | |
155 | local args=("$@") | |
156 | ||
059e408b | 157 | echo "Running: $BT_TESTS_BT2_BIN ${args[*]}" >&2 |
5fd7382f SM |
158 | run_python_bt2 "$BT_TESTS_BT2_BIN" "${args[@]}" 1>"$stdout_file" 2>"$stderr_file" |
159 | } | |
abdabab5 MJ |
160 | |
161 | ### Diff Functions ### | |
162 | ||
5b4aa960 SM |
163 | # Check the differences between two files (typically some expected output vs |
164 | # some actual output). If there are differences, print the diff to stderr. | |
d8f6e7fb | 165 | # |
5b4aa960 SM |
166 | # $1: file 1 (expected) |
167 | # $2: file 2 (actual) | |
d8f6e7fb | 168 | # |
059e408b | 169 | # Return 0 if there's no difference, and non-zero if there are. |
d8f6e7fb | 170 | # |
5b4aa960 SM |
171 | # Note that this function modifies the actual output file ($2) _in-place_ to |
172 | # remove any \r character. | |
173 | ||
d8f6e7fb | 174 | bt_diff() { |
5b4aa960 SM |
175 | local expected_file="$1" |
176 | local actual_file="$2" | |
d8f6e7fb | 177 | local ret=0 |
d8f6e7fb MJ |
178 | |
179 | # Strip any \r present due to Windows (\n -> \r\n). | |
180 | # "diff --string-trailing-cr" is not used since it is not present on | |
181 | # Solaris. | |
da1375fa | 182 | bt_remove_cr "$actual_file" |
d8f6e7fb | 183 | |
059e408b | 184 | diff -u "$expected_file" "$actual_file" 1>&2 |
d8f6e7fb | 185 | |
059e408b | 186 | return $? |
d8f6e7fb MJ |
187 | } |
188 | ||
ca5f1044 FD |
189 | # Checks the difference between: |
190 | # | |
191 | # 1. What the CLI outputs on its standard output when given the arguments | |
192 | # "$@" (excluding the first two arguments). | |
193 | # 2. The file with path "$1". | |
194 | # | |
195 | # And the difference between: | |
196 | # | |
197 | # 1. What the CLI outputs on its standard error when given the arguments | |
198 | # "$@" (excluding the first two arguments). | |
199 | # 2. The file with path "$2". | |
abdabab5 MJ |
200 | # |
201 | # Returns 0 if there's no difference, and 1 if there is, also printing | |
202 | # said difference to the standard error. | |
203 | bt_diff_cli() { | |
ca5f1044 FD |
204 | local expected_stdout_file="$1" |
205 | local expected_stderr_file="$2" | |
206 | shift 2 | |
b241db8f MJ |
207 | local args=("$@") |
208 | ||
ca5f1044 FD |
209 | local temp_stdout_output_file |
210 | local temp_stderr_output_file | |
abdabab5 | 211 | local ret=0 |
5b4aa960 SM |
212 | local ret_stdout |
213 | local ret_stderr | |
abdabab5 | 214 | |
d8f6e7fb MJ |
215 | temp_stdout_output_file="$(mktemp -t actual_stdout.XXXXXX)" |
216 | temp_stderr_output_file="$(mktemp -t actual_stderr.XXXXXX)" | |
abdabab5 | 217 | |
ca5f1044 | 218 | # Run the CLI to get a detailed file. |
5fd7382f | 219 | bt_cli "$temp_stdout_output_file" "$temp_stderr_output_file" "${args[@]}" |
ca5f1044 | 220 | |
5b4aa960 SM |
221 | bt_diff "$expected_stdout_file" "$temp_stdout_output_file" "${args[@]}" |
222 | ret_stdout=$? | |
223 | bt_diff "$expected_stderr_file" "$temp_stderr_output_file" "${args[@]}" | |
224 | ret_stderr=$? | |
225 | ||
226 | if ((ret_stdout != 0 || ret_stderr != 0)); then | |
227 | ret=1 | |
228 | fi | |
ca5f1044 | 229 | |
d8f6e7fb | 230 | rm -f "$temp_stdout_output_file" "$temp_stderr_output_file" |
abdabab5 | 231 | |
d8f6e7fb MJ |
232 | return $ret |
233 | } | |
234 | ||
b241db8f MJ |
235 | # Checks the difference between the content of the file with path "$1" |
236 | # and the output of the CLI when called on the directory path "$2" with | |
237 | # the arguments '-c sink.text.details' and the rest of the arguments to | |
238 | # this function. | |
abdabab5 MJ |
239 | # |
240 | # Returns 0 if there's no difference, and 1 if there is, also printing | |
241 | # said difference to the standard error. | |
242 | bt_diff_details_ctf_single() { | |
ca5f1044 | 243 | local expected_stdout_file="$1" |
b241db8f MJ |
244 | local trace_dir="$2" |
245 | shift 2 | |
246 | local extra_details_args=("$@") | |
ca5f1044 | 247 | expected_stderr_file="/dev/null" |
abdabab5 MJ |
248 | |
249 | # Compare using the CLI with `sink.text.details` | |
9d4689b8 PP |
250 | bt_diff_cli "$expected_stdout_file" "$expected_stderr_file" "$trace_dir" \ |
251 | "-c" "sink.text.details" "${extra_details_args[@]+${extra_details_args[@]}}" | |
abdabab5 MJ |
252 | } |
253 | ||
254 | # Calls bt_diff_details_ctf_single(), except that "$1" is the path to a | |
255 | # program which generates the CTF trace to compare to. The program "$1" | |
256 | # receives the path to a temporary, empty directory where to write the | |
257 | # CTF trace as its first argument. | |
258 | bt_diff_details_ctf_gen_single() { | |
259 | local ctf_gen_prog_path="$1" | |
ca5f1044 | 260 | local expected_stdout_file="$2" |
b241db8f MJ |
261 | shift 2 |
262 | local extra_details_args=("$@") | |
abdabab5 MJ |
263 | |
264 | local temp_trace_dir | |
265 | local ret | |
266 | ||
267 | temp_trace_dir="$(mktemp -d)" | |
268 | ||
269 | # Run the CTF trace generator program to get a CTF trace | |
270 | if ! "$ctf_gen_prog_path" "$temp_trace_dir" 2>/dev/null; then | |
271 | echo "ERROR: \"$ctf_gen_prog_path\" \"$temp_trace_dir\" failed" >&2 | |
272 | rm -rf "$temp_trace_dir" | |
273 | return 1 | |
274 | fi | |
275 | ||
276 | # Compare using the CLI with `sink.text.details` | |
9d4689b8 PP |
277 | bt_diff_details_ctf_single "$expected_stdout_file" "$temp_trace_dir" \ |
278 | "${extra_details_args[@]+${extra_details_args[@]}}" | |
abdabab5 MJ |
279 | ret=$? |
280 | rm -rf "$temp_trace_dir" | |
281 | return $ret | |
282 | } | |
283 | ||
284 | ||
285 | ### Functions ### | |
286 | ||
287 | check_coverage() { | |
288 | coverage run "$@" | |
289 | } | |
290 | ||
291 | # Execute a shell command in the appropriate environment to have access to the | |
292 | # bt2 Python bindings. | |
293 | run_python_bt2() { | |
4b2d0d1f MJ |
294 | local env_args |
295 | ||
296 | env_args=( | |
297 | "BABELTRACE_PYTHON_BT2_NO_TRACEBACK=1" \ | |
298 | "BABELTRACE_PLUGIN_PATH=${BT_TESTS_BABELTRACE_PLUGIN_PATH}" \ | |
299 | "LIBBABELTRACE2_PLUGIN_PROVIDER_DIR=${BT_TESTS_PROVIDER_DIR}" \ | |
94e72386 | 300 | "BT_TESTS_DATADIR=${BT_TESTS_DATADIR}" \ |
4b2d0d1f MJ |
301 | "BT_CTF_TRACES_PATH=${BT_CTF_TRACES_PATH}" \ |
302 | "BT_PLUGINS_PATH=${BT_PLUGINS_PATH}" \ | |
303 | "PYTHONPATH=${BT_TESTS_PYTHONPATH}:${BT_TESTS_SRCDIR}/utils/python" | |
304 | ) | |
abdabab5 | 305 | |
2e3c8ba5 SM |
306 | local main_lib_path="${BT_TESTS_BUILDDIR}/../src/lib/.libs" |
307 | ||
abdabab5 | 308 | # Set the library search path so the python interpreter can load libbabeltrace2 |
5200c954 | 309 | if [ "$BT_OS_TYPE" = "mingw" ] || [ "$BT_OS_TYPE" = "cygwin" ]; then |
4b2d0d1f | 310 | env_args+=("PATH=${main_lib_path}:${PATH:-}") |
d660133b | 311 | elif [ "$BT_OS_TYPE" = "darwin" ]; then |
4b2d0d1f | 312 | env_args+=("DYLD_LIBRARY_PATH=${main_lib_path}:${DYLD_LIBRARY_PATH:-}") |
abdabab5 | 313 | else |
4b2d0d1f MJ |
314 | env_args+=("LD_LIBRARY_PATH=${main_lib_path}:${LD_LIBRARY_PATH:-}") |
315 | fi | |
316 | ||
317 | # On Windows, an embedded Python interpreter needs a way to locate the path | |
318 | # to it's internal modules, set the prefix from python-config to the | |
319 | # PYTHONHOME variable. | |
320 | if [ "$BT_OS_TYPE" = "mingw" ]; then | |
321 | env_args+=("PYTHONHOME=$($BT_TESTS_PYTHON_CONFIG_BIN --prefix)") | |
abdabab5 MJ |
322 | fi |
323 | ||
4b2d0d1f | 324 | env "${env_args[@]}" "$@" |
abdabab5 MJ |
325 | } |
326 | ||
327 | # Set the environment and run python tests in the directory. | |
328 | # | |
329 | # $1 : The directory containing the python test scripts | |
330 | # $2 : The pattern to match python test script names (optional) | |
abdabab5 MJ |
331 | run_python_bt2_test() { |
332 | local test_dir="$1" | |
541308b8 | 333 | local test_pattern="${2:-'*'}" # optional, if none default to "*" |
abdabab5 MJ |
334 | |
335 | local ret | |
336 | local test_runner_args=() | |
337 | ||
338 | test_runner_args+=("$test_dir") | |
339 | if [ "x${test_pattern}" != "x" ]; then | |
340 | test_runner_args+=("${test_pattern}") | |
341 | fi | |
342 | ||
343 | if test "x${BT_TESTS_COVERAGE:-}" = "x1"; then | |
344 | python_exec="check_coverage" | |
345 | else | |
346 | python_exec="${BT_TESTS_PYTHON_BIN}" | |
347 | fi | |
348 | ||
349 | run_python_bt2 \ | |
350 | "${python_exec}" \ | |
351 | "${BT_TESTS_SRCDIR}/utils/python/testrunner.py" \ | |
541308b8 FD |
352 | --pattern "$test_pattern" \ |
353 | "$test_dir" \ | |
354 | ||
abdabab5 MJ |
355 | ret=$? |
356 | ||
357 | if test "x${BT_TESTS_COVERAGE_REPORT:-}" = "x1"; then | |
358 | coverage report -m | |
359 | fi | |
360 | ||
361 | if test "x${BT_TESTS_COVERAGE_HTML:-}" = "x1"; then | |
362 | coverage html | |
363 | fi | |
364 | ||
365 | return $ret | |
366 | } |