# Error out when encountering an undefined variable
set -u
+# If "readlink -f" is available, get a resolved absolute path to the
+# tests source dir, otherwise make do with a relative path.
scriptdir="$(dirname "${BASH_SOURCE[0]}")"
+if readlink -f "." >/dev/null 2>&1; then
+ testsdir=$(readlink -f "$scriptdir/..")
+else
+ testsdir="$scriptdir/.."
+fi
# The OS on which we are running. See [1] for possible values of 'uname -s'.
# We do a bit of translation to ease our life down the road for comparison.
# Allow overriding the source and build directories
if [ "x${BT_TESTS_SRCDIR:-}" = "x" ]; then
- BT_TESTS_SRCDIR="$scriptdir/.."
+ BT_TESTS_SRCDIR="$testsdir"
fi
export BT_TESTS_SRCDIR
if [ "x${BT_TESTS_BUILDDIR:-}" = "x" ]; then
- BT_TESTS_BUILDDIR="$scriptdir/.."
+ BT_TESTS_BUILDDIR="$testsdir"
fi
export BT_TESTS_BUILDDIR
fi
export BT_TESTS_BT2_BIN
-if [ "x${BT_TESTS_BT2LOG_BIN:-}" = "x" ]; then
- BT_TESTS_BT2LOG_BIN="$BT_TESTS_BUILDDIR/../src/cli/babeltrace2-log"
- if [ "$BT_OS_TYPE" = "mingw" ]; then
- BT_TESTS_BT2LOG_BIN="${BT_TESTS_BT2LOG_BIN}.exe"
- fi
-fi
-export BT_TESTS_BT2LOG_BIN
-
# TODO: Remove when bindings/python/bt2/test_plugin.py is fixed
BT_PLUGINS_PATH="${BT_TESTS_BUILDDIR}/../src/plugins"
# Allow overriding the babeltrace2 plugin path
if [ "x${BT_TESTS_BABELTRACE_PLUGIN_PATH:-}" = "x" ]; then
- BT_TESTS_BABELTRACE_PLUGIN_PATH="${BT_PLUGINS_PATH}/ctf:${BT_PLUGINS_PATH}/utils:${BT_PLUGINS_PATH}/text"
+ BT_TESTS_BABELTRACE_PLUGIN_PATH="${BT_PLUGINS_PATH}/ctf:${BT_PLUGINS_PATH}/utils:${BT_PLUGINS_PATH}/text:${BT_PLUGINS_PATH}/lttng-utils"
fi
if [ "x${BT_TESTS_PROVIDER_DIR:-}" = "x" ]; then
if [ "x${BT_TESTS_PYTHON_CONFIG_BIN:-}" = "x" ]; then
BT_TESTS_PYTHON_CONFIG_BIN="python3-config"
fi
-export BT_TESTS_PYTHON_BIN
+export BT_TESTS_PYTHON_CONFIG_BIN
if [ "x${BT_TESTS_SED_BIN:-}" = "x" ]; then
BT_TESTS_SED_BIN="sed"
BT_TESTS_DATADIR="${BT_TESTS_SRCDIR}/data"
BT_CTF_TRACES_PATH="${BT_TESTS_DATADIR}/ctf-traces"
+# Remove CR characters in file "$1".
+
+bt_remove_cr() {
+ "$BT_TESTS_SED_BIN" -i 's/\r//g' "$1"
+}
+
+# Run the Babeltrace CLI, redirecting stdout and stderr to specified files.
+#
+# $1: file to redirect stdout to
+# $2: file to redirect stderr to
+# remaining args: arguments to pass to the CLI
+#
+# Return the exit code of the CLI.
+
+bt_cli() {
+ local stdout_file="$1"
+ local stderr_file="$2"
+ shift 2
+ local args=("$@")
+
+ echo "Running: $BT_TESTS_BT2_BIN ${args[*]}" >&2
+ run_python_bt2 "$BT_TESTS_BT2_BIN" "${args[@]}" 1>"$stdout_file" 2>"$stderr_file"
+}
### Diff Functions ###
+# Check the differences between two files (typically some expected output vs
+# some actual output). If there are differences, print the diff to stderr.
+#
+# $1: file 1 (expected)
+# $2: file 2 (actual)
+#
+# Return 0 if there's no difference, and non-zero if there are.
+#
+# Note that this function modifies the actual output file ($2) _in-place_ to
+# remove any \r character.
+
+bt_diff() {
+ local expected_file="$1"
+ local actual_file="$2"
+ local ret=0
+
+ # Strip any \r present due to Windows (\n -> \r\n).
+ # "diff --string-trailing-cr" is not used since it is not present on
+ # Solaris.
+ bt_remove_cr "$actual_file"
+
+ diff -u "$expected_file" "$actual_file" 1>&2
+
+ return $?
+}
+
# Checks the difference between:
#
# 1. What the CLI outputs on its standard output when given the arguments
local temp_stdout_output_file
local temp_stderr_output_file
- local temp_diff
local ret=0
+ local ret_stdout
+ local ret_stderr
- temp_stdout_output_file="$(mktemp)"
- temp_stderr_output_file="$(mktemp)"
- temp_diff="$(mktemp)"
+ temp_stdout_output_file="$(mktemp -t actual_stdout.XXXXXX)"
+ temp_stderr_output_file="$(mktemp -t actual_stderr.XXXXXX)"
# Run the CLI to get a detailed file.
- run_python_bt2 "$BT_TESTS_BT2_BIN" "${args[@]}" 1>"$temp_stdout_output_file" 2>"$temp_stderr_output_file"
-
- # Strip any \r present due to Windows (\n -> \r\n).
- # "diff --string-trailing-cr" is not used since it is not present on
- # Solaris.
- "$BT_TESTS_SED_BIN" -i 's/\r//g' "$temp_stdout_output_file"
- "$BT_TESTS_SED_BIN" -i 's/\r//g' "$temp_stderr_output_file"
+ bt_cli "$temp_stdout_output_file" "$temp_stderr_output_file" "${args[@]}"
- # Compare stdout output with expected stdout output
- if ! diff -u "$temp_stdout_output_file" "$expected_stdout_file" 2>/dev/null >"$temp_diff"; then
- echo "ERROR: for '${args[*]}': actual standard output and expected output differ:" >&2
- cat "$temp_diff" >&2
- ret=1
- fi
+ bt_diff "$expected_stdout_file" "$temp_stdout_output_file" "${args[@]}"
+ ret_stdout=$?
+ bt_diff "$expected_stderr_file" "$temp_stderr_output_file" "${args[@]}"
+ ret_stderr=$?
- # Compare stderr output with expected stderr output
- if ! diff -u "$temp_stderr_output_file" "$expected_stderr_file" 2>/dev/null >"$temp_diff"; then
- echo "ERROR: for '${args[*]}': actual standard error and expected error differ:" >&2
- cat "$temp_diff" >&2
+ if ((ret_stdout != 0 || ret_stderr != 0)); then
ret=1
fi
- rm -f "$temp_stdout_output_file" "$temp_stderr_output_file" "$temp_diff"
+ rm -f "$temp_stdout_output_file" "$temp_stderr_output_file"
return $ret
}
expected_stderr_file="/dev/null"
# Compare using the CLI with `sink.text.details`
- bt_diff_cli "$expected_stdout_file" "$expected_stderr_file" "$trace_dir" "-c" "sink.text.details" "${extra_details_args[@]}"
+ bt_diff_cli "$expected_stdout_file" "$expected_stderr_file" "$trace_dir" \
+ "-c" "sink.text.details" "${extra_details_args[@]+${extra_details_args[@]}}"
}
# Calls bt_diff_details_ctf_single(), except that "$1" is the path to a
fi
# Compare using the CLI with `sink.text.details`
- bt_diff_details_ctf_single "$expected_stdout_file" "$temp_trace_dir" "${extra_details_args[@]}"
+ bt_diff_details_ctf_single "$expected_stdout_file" "$temp_trace_dir" \
+ "${extra_details_args[@]+${extra_details_args[@]}}"
ret=$?
rm -rf "$temp_trace_dir"
return $ret
"BABELTRACE_PYTHON_BT2_NO_TRACEBACK=1" \
"BABELTRACE_PLUGIN_PATH=${BT_TESTS_BABELTRACE_PLUGIN_PATH}" \
"LIBBABELTRACE2_PLUGIN_PROVIDER_DIR=${BT_TESTS_PROVIDER_DIR}" \
+ "BT_TESTS_DATADIR=${BT_TESTS_DATADIR}" \
"BT_CTF_TRACES_PATH=${BT_CTF_TRACES_PATH}" \
"BT_PLUGINS_PATH=${BT_PLUGINS_PATH}" \
"PYTHONPATH=${BT_TESTS_PYTHONPATH}:${BT_TESTS_SRCDIR}/utils/python"