t/t0210-trace2-normal.sh - jrn/git - Git at Google

 #!/bin/sh

 test_description='test trace2 facility (normal target)'

 TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh

 # Turn off any inherited trace2 settings for this test.
 sane_unset GIT_TRACE2 GIT_TRACE2_PERF GIT_TRACE2_EVENT
 sane_unset GIT_TRACE2_BRIEF
 sane_unset GIT_TRACE2_CONFIG_PARAMS

 # Add t/helper directory to PATH so that we can use a relative
 # path to run nested instances of test-tool.exe (see 004child).
 # This helps with HEREDOC comparisons later.
 TTDIR="$GIT_BUILD_DIR/t/helper/" && export TTDIR
 PATH="$TTDIR:$PATH" && export PATH

 # Warning: use of 'test_cmp' may run test-tool.exe and/or git.exe
 # Warning: to do the actual diff/comparison, so the HEREDOCs here
 # Warning: only cover our actual calls to test-tool and/or git.
 # Warning: So you may see extra lines in artifact files when
 # Warning: interactively debugging.

 V=$(git version | sed -e 's/^git version //') && export V

 # There are multiple trace2 targets: normal, perf, and event.
 # Trace2 events will/can be written to each active target (subject
 # to whatever filtering that target decides to do).
 # This script tests the normal target in isolation.
 #
 # Defer setting GIT_TRACE2 until the actual command line we want to test
 # because hidden git and test-tool commands run by the test harness
 # can contaminate our output.

 # Enable "brief" feature which turns off "<clock> <file>:<line> " prefix.
 GIT_TRACE2_BRIEF=1 && export GIT_TRACE2_BRIEF

 # Basic tests of the trace2 normal stream.  Since this stream is used
 # primarily with printf-style debugging/tracing, we do limited testing
 # here.
 #
 # We do confirm the following API features:
 # [] the 'version <v>' event
 # [] the 'start <argv>' event
 # [] the 'cmd_name <name>' event
 # [] the 'exit <time> code:<code>' event
 # [] the 'atexit <time> code:<code>' event
 #
 # Fields of the form _FIELD_ are tokens that have been replaced (such
 # as the elapsed time).

 # Verb 001return
 #
 # Implicit return from cmd_<verb> function propagates <code>.

 test_expect_success 'normal stream, return code 0' '
 	test_when_finished "rm trace.normal actual expect" &&
 	GIT_TRACE2="$(pwd)/trace.normal" test-tool trace2 001return 0 &&
 	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
 	cat >expect <<-EOF &&
 		version $V
 		start _EXE_ trace2 001return 0
 		cmd_name trace2 (trace2)
 		exit elapsed:_TIME_ code:0
 		atexit elapsed:_TIME_ code:0
 	EOF
 	test_cmp expect actual
 '

 test_expect_success 'normal stream, return code 1' '
 	test_when_finished "rm trace.normal actual expect" &&
 	test_must_fail env GIT_TRACE2="$(pwd)/trace.normal" test-tool trace2 001return 1 &&
 	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
 	cat >expect <<-EOF &&
 		version $V
 		start _EXE_ trace2 001return 1
 		cmd_name trace2 (trace2)
 		exit elapsed:_TIME_ code:1
 		atexit elapsed:_TIME_ code:1
 	EOF
 	test_cmp expect actual
 '

 test_expect_success 'automatic filename' '
 	test_when_finished "rm -r traces actual expect" &&
 	mkdir traces &&
 	GIT_TRACE2="$(pwd)/traces" test-tool trace2 001return 0 &&
 	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <"$(ls traces/*)" >actual &&
 	cat >expect <<-EOF &&
 		version $V
 		start _EXE_ trace2 001return 0
 		cmd_name trace2 (trace2)
 		exit elapsed:_TIME_ code:0
 		atexit elapsed:_TIME_ code:0
 	EOF
 	test_cmp expect actual
 '

 # Verb 002exit
 #
 # Explicit exit(code) from within cmd_<verb> propagates <code>.

 test_expect_success 'normal stream, exit code 0' '
 	test_when_finished "rm trace.normal actual expect" &&
 	GIT_TRACE2="$(pwd)/trace.normal" test-tool trace2 002exit 0 &&
 	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
 	cat >expect <<-EOF &&
 		version $V
 		start _EXE_ trace2 002exit 0
 		cmd_name trace2 (trace2)
 		exit elapsed:_TIME_ code:0
 		atexit elapsed:_TIME_ code:0
 	EOF
 	test_cmp expect actual
 '

 test_expect_success 'normal stream, exit code 1' '
 	test_when_finished "rm trace.normal actual expect" &&
 	test_must_fail env GIT_TRACE2="$(pwd)/trace.normal" test-tool trace2 002exit 1 &&
 	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
 	cat >expect <<-EOF &&
 		version $V
 		start _EXE_ trace2 002exit 1
 		cmd_name trace2 (trace2)
 		exit elapsed:_TIME_ code:1
 		atexit elapsed:_TIME_ code:1
 	EOF
 	test_cmp expect actual
 '

 # Verb 003error
 #
 # To the above, add multiple 'error <msg>' events

 test_expect_success 'normal stream, error event' '
 	test_when_finished "rm trace.normal actual expect" &&
 	GIT_TRACE2="$(pwd)/trace.normal" test-tool trace2 003error "hello world" "this is a test" &&
 	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
 	cat >expect <<-EOF &&
 		version $V
 		start _EXE_ trace2 003error '\''hello world'\'' '\''this is a test'\''
 		cmd_name trace2 (trace2)
 		error hello world
 		error this is a test
 		exit elapsed:_TIME_ code:0
 		atexit elapsed:_TIME_ code:0
 	EOF
 	test_cmp expect actual
 '

 # Verb 007bug
 #
 # Check that BUG writes to trace2

 test_expect_success 'BUG messages are written to trace2' '
 	test_when_finished "rm trace.normal actual expect" &&
 	test_must_fail env GIT_TRACE2="$(pwd)/trace.normal" test-tool trace2 007bug &&
 	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
 	cat >expect <<-EOF &&
 		version $V
 		start _EXE_ trace2 007bug
 		cmd_name trace2 (trace2)
 		error the bug message
 		exit elapsed:_TIME_ code:99
 		atexit elapsed:_TIME_ code:99
 	EOF
 	test_cmp expect actual
 '

 sane_unset GIT_TRACE2_BRIEF

 # Now test without environment variables and get all Trace2 settings
 # from the global config.

 test_expect_success 'using global config, normal stream, return code 0' '
 	test_when_finished "rm trace.normal actual expect" &&
 	test_config_global trace2.normalBrief 1 &&
 	test_config_global trace2.normalTarget "$(pwd)/trace.normal" &&
 	test-tool trace2 001return 0 &&
 	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
 	cat >expect <<-EOF &&
 		version $V
 		start _EXE_ trace2 001return 0
 		cmd_name trace2 (trace2)
 		exit elapsed:_TIME_ code:0
 		atexit elapsed:_TIME_ code:0
 	EOF
 	test_cmp expect actual
 '

 test_expect_success 'using global config with include' '
 	test_when_finished "rm trace.normal actual expect real.gitconfig" &&
 	test_config_global trace2.normalBrief 1 &&
 	test_config_global trace2.normalTarget "$(pwd)/trace.normal" &&
 	mv "$(pwd)/.gitconfig" "$(pwd)/real.gitconfig" &&
 	test_config_global include.path "$(pwd)/real.gitconfig" &&
 	test-tool trace2 001return 0 &&
 	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
 	cat >expect <<-EOF &&
 		version $V
 		start _EXE_ trace2 001return 0
 		cmd_name trace2 (trace2)
 		exit elapsed:_TIME_ code:0
 		atexit elapsed:_TIME_ code:0
 	EOF
 	test_cmp expect actual
 '

 test_done
	#!/bin/sh

	test_description='test trace2 facility (normal target)'

	TEST_PASSES_SANITIZE_LEAK=true
	. ./test-lib.sh

	# Turn off any inherited trace2 settings for this test.
	sane_unset GIT_TRACE2 GIT_TRACE2_PERF GIT_TRACE2_EVENT
	sane_unset GIT_TRACE2_BRIEF
	sane_unset GIT_TRACE2_CONFIG_PARAMS

	# Add t/helper directory to PATH so that we can use a relative
	# path to run nested instances of test-tool.exe (see 004child).
	# This helps with HEREDOC comparisons later.
	TTDIR="$GIT_BUILD_DIR/t/helper/" && export TTDIR
	PATH="$TTDIR:$PATH" && export PATH

	# Warning: use of 'test_cmp' may run test-tool.exe and/or git.exe
	# Warning: to do the actual diff/comparison, so the HEREDOCs here
	# Warning: only cover our actual calls to test-tool and/or git.
	# Warning: So you may see extra lines in artifact files when
	# Warning: interactively debugging.

	V=$(git version \| sed -e 's/^git version //') && export V

	# There are multiple trace2 targets: normal, perf, and event.
	# Trace2 events will/can be written to each active target (subject
	# to whatever filtering that target decides to do).
	# This script tests the normal target in isolation.
	#
	# Defer setting GIT_TRACE2 until the actual command line we want to test
	# because hidden git and test-tool commands run by the test harness
	# can contaminate our output.

	# Enable "brief" feature which turns off "<clock> <file>:<line> " prefix.
	GIT_TRACE2_BRIEF=1 && export GIT_TRACE2_BRIEF

	# Basic tests of the trace2 normal stream. Since this stream is used
	# primarily with printf-style debugging/tracing, we do limited testing
	# here.
	#
	# We do confirm the following API features:
	# [] the 'version <v>' event
	# [] the 'start <argv>' event
	# [] the 'cmd_name <name>' event
	# [] the 'exit <time> code:<code>' event
	# [] the 'atexit <time> code:<code>' event
	#
	# Fields of the form _FIELD_ are tokens that have been replaced (such
	# as the elapsed time).

	# Verb 001return
	#
	# Implicit return from cmd_<verb> function propagates <code>.

	test_expect_success 'normal stream, return code 0' '
	test_when_finished "rm trace.normal actual expect" &&
	GIT_TRACE2="$(pwd)/trace.normal" test-tool trace2 001return 0 &&
	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
	cat >expect <<-EOF &&
	version $V
	start _EXE_ trace2 001return 0
	cmd_name trace2 (trace2)
	exit elapsed:_TIME_ code:0
	atexit elapsed:_TIME_ code:0
	EOF
	test_cmp expect actual
	'

	test_expect_success 'normal stream, return code 1' '
	test_when_finished "rm trace.normal actual expect" &&
	test_must_fail env GIT_TRACE2="$(pwd)/trace.normal" test-tool trace2 001return 1 &&
	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
	cat >expect <<-EOF &&
	version $V
	start _EXE_ trace2 001return 1
	cmd_name trace2 (trace2)
	exit elapsed:_TIME_ code:1
	atexit elapsed:_TIME_ code:1
	EOF
	test_cmp expect actual
	'

	test_expect_success 'automatic filename' '
	test_when_finished "rm -r traces actual expect" &&
	mkdir traces &&
	GIT_TRACE2="$(pwd)/traces" test-tool trace2 001return 0 &&
	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <"$(ls traces/*)" >actual &&
	cat >expect <<-EOF &&
	version $V
	start _EXE_ trace2 001return 0
	cmd_name trace2 (trace2)
	exit elapsed:_TIME_ code:0
	atexit elapsed:_TIME_ code:0
	EOF
	test_cmp expect actual
	'

	# Verb 002exit
	#
	# Explicit exit(code) from within cmd_<verb> propagates <code>.

	test_expect_success 'normal stream, exit code 0' '
	test_when_finished "rm trace.normal actual expect" &&
	GIT_TRACE2="$(pwd)/trace.normal" test-tool trace2 002exit 0 &&
	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
	cat >expect <<-EOF &&
	version $V
	start _EXE_ trace2 002exit 0
	cmd_name trace2 (trace2)
	exit elapsed:_TIME_ code:0
	atexit elapsed:_TIME_ code:0
	EOF
	test_cmp expect actual
	'

	test_expect_success 'normal stream, exit code 1' '
	test_when_finished "rm trace.normal actual expect" &&
	test_must_fail env GIT_TRACE2="$(pwd)/trace.normal" test-tool trace2 002exit 1 &&
	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
	cat >expect <<-EOF &&
	version $V
	start _EXE_ trace2 002exit 1
	cmd_name trace2 (trace2)
	exit elapsed:_TIME_ code:1
	atexit elapsed:_TIME_ code:1
	EOF
	test_cmp expect actual
	'

	# Verb 003error
	#
	# To the above, add multiple 'error <msg>' events

	test_expect_success 'normal stream, error event' '
	test_when_finished "rm trace.normal actual expect" &&
	GIT_TRACE2="$(pwd)/trace.normal" test-tool trace2 003error "hello world" "this is a test" &&
	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
	cat >expect <<-EOF &&
	version $V
	start _EXE_ trace2 003error '\''hello world'\'' '\''this is a test'\''
	cmd_name trace2 (trace2)
	error hello world
	error this is a test
	exit elapsed:_TIME_ code:0
	atexit elapsed:_TIME_ code:0
	EOF
	test_cmp expect actual
	'

	# Verb 007bug
	#
	# Check that BUG writes to trace2

	test_expect_success 'BUG messages are written to trace2' '
	test_when_finished "rm trace.normal actual expect" &&
	test_must_fail env GIT_TRACE2="$(pwd)/trace.normal" test-tool trace2 007bug &&
	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
	cat >expect <<-EOF &&
	version $V
	start _EXE_ trace2 007bug
	cmd_name trace2 (trace2)
	error the bug message
	exit elapsed:_TIME_ code:99
	atexit elapsed:_TIME_ code:99
	EOF
	test_cmp expect actual
	'

	sane_unset GIT_TRACE2_BRIEF

	# Now test without environment variables and get all Trace2 settings
	# from the global config.

	test_expect_success 'using global config, normal stream, return code 0' '
	test_when_finished "rm trace.normal actual expect" &&
	test_config_global trace2.normalBrief 1 &&
	test_config_global trace2.normalTarget "$(pwd)/trace.normal" &&
	test-tool trace2 001return 0 &&
	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
	cat >expect <<-EOF &&
	version $V
	start _EXE_ trace2 001return 0
	cmd_name trace2 (trace2)
	exit elapsed:_TIME_ code:0
	atexit elapsed:_TIME_ code:0
	EOF
	test_cmp expect actual
	'

	test_expect_success 'using global config with include' '
	test_when_finished "rm trace.normal actual expect real.gitconfig" &&
	test_config_global trace2.normalBrief 1 &&
	test_config_global trace2.normalTarget "$(pwd)/trace.normal" &&
	mv "$(pwd)/.gitconfig" "$(pwd)/real.gitconfig" &&
	test_config_global include.path "$(pwd)/real.gitconfig" &&
	test-tool trace2 001return 0 &&
	perl "$TEST_DIRECTORY/t0210/scrub_normal.perl" <trace.normal >actual &&
	cat >expect <<-EOF &&
	version $V
	start _EXE_ trace2 001return 0
	cmd_name trace2 (trace2)
	exit elapsed:_TIME_ code:0
	atexit elapsed:_TIME_ code:0
	EOF
	test_cmp expect actual
	'

	test_done