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-rwxr-xr-xt/t0212-trace2-event.sh236
1 files changed, 236 insertions, 0 deletions
diff --git a/t/t0212-trace2-event.sh b/t/t0212-trace2-event.sh
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+++ b/t/t0212-trace2-event.sh
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+#!/bin/sh
+
+test_description='test trace2 facility'
+. ./test-lib.sh
+
+perl -MJSON::PP -e 0 >/dev/null 2>&1 && test_set_prereq JSON_PP
+
+# 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:$PATH" && export PATH
+
+# Warning: use of 'test_cmp' may run test-tool.exe and/or git.exe
+# Warning: to do the actual diff/comparison, so the HEREDOCs here
+# Warning: only cover our actual calls to test-tool and/or git.
+# Warning: So you may see extra lines in artifact files when
+# Warning: interactively debugging.
+
+# Turn off any inherited trace2 settings for this test.
+unset GIT_TR2 GIT_TR2_PERF GIT_TR2_EVENT
+unset GIT_TR2_BARE
+unset GIT_TR2_CONFIG_PARAMS
+
+V=$(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).
+# Test each target independently.
+#
+# Defer setting GIT_TR2_PERF until the actual command we want to
+# test because hidden git and test-tool commands in the test
+# harness can contaminate our output.
+
+# We don't bother repeating the 001return and 002exit tests, since they
+# have coverage in the normal and perf targets.
+
+# Verb 003error
+#
+# To the above, add multiple 'error <msg>' events
+
+test_expect_success JSON_PP 'event stream, error event' '
+ test_when_finished "rm trace.event actual expect" &&
+ GIT_TR2_EVENT="$(pwd)/trace.event" test-tool trace2 003error "hello world" "this is a test" &&
+ perl "$TEST_DIRECTORY/t0212/parse_events.perl" <trace.event >actual &&
+ sed -e "s/^|//" >expect <<-EOF &&
+ |VAR1 = {
+ | "_SID0_":{
+ | "argv":[
+ | "_EXE_",
+ | "trace2",
+ | "003error",
+ | "hello world",
+ | "this is a test"
+ | ],
+ | "errors":[
+ | "%s",
+ | "%s"
+ | ],
+ | "exit_code":0,
+ | "hierarchy":"trace2",
+ | "name":"trace2",
+ | "version":"$V"
+ | }
+ |};
+ EOF
+ test_cmp expect actual
+'
+
+# Verb 004child
+#
+# Test nested spawning of child processes.
+#
+# Conceptually, this looks like:
+# P1: TT trace2 004child
+# P2: |--- TT trace2 004child
+# P3: |--- TT trace2 001return 0
+
+test_expect_success JSON_PP 'event stream, return code 0' '
+ test_when_finished "rm trace.event actual expect" &&
+ GIT_TR2_EVENT="$(pwd)/trace.event" test-tool trace2 004child test-tool trace2 004child test-tool trace2 001return 0 &&
+ perl "$TEST_DIRECTORY/t0212/parse_events.perl" <trace.event >actual &&
+ sed -e "s/^|//" >expect <<-EOF &&
+ |VAR1 = {
+ | "_SID0_":{
+ | "argv":[
+ | "_EXE_",
+ | "trace2",
+ | "004child",
+ | "test-tool",
+ | "trace2",
+ | "004child",
+ | "test-tool",
+ | "trace2",
+ | "001return",
+ | "0"
+ | ],
+ | "child":{
+ | "0":{
+ | "child_argv":[
+ | "_EXE_",
+ | "trace2",
+ | "004child",
+ | "test-tool",
+ | "trace2",
+ | "001return",
+ | "0"
+ | ],
+ | "child_class":"?",
+ | "child_code":0,
+ | "use_shell":0
+ | }
+ | },
+ | "exit_code":0,
+ | "hierarchy":"trace2",
+ | "name":"trace2",
+ | "version":"$V"
+ | },
+ | "_SID0_/_SID1_":{
+ | "argv":[
+ | "_EXE_",
+ | "trace2",
+ | "004child",
+ | "test-tool",
+ | "trace2",
+ | "001return",
+ | "0"
+ | ],
+ | "child":{
+ | "0":{
+ | "child_argv":[
+ | "_EXE_",
+ | "trace2",
+ | "001return",
+ | "0"
+ | ],
+ | "child_class":"?",
+ | "child_code":0,
+ | "use_shell":0
+ | }
+ | },
+ | "exit_code":0,
+ | "hierarchy":"trace2/trace2",
+ | "name":"trace2",
+ | "version":"$V"
+ | },
+ | "_SID0_/_SID1_/_SID2_":{
+ | "argv":[
+ | "_EXE_",
+ | "trace2",
+ | "001return",
+ | "0"
+ | ],
+ | "exit_code":0,
+ | "hierarchy":"trace2/trace2/trace2",
+ | "name":"trace2",
+ | "version":"$V"
+ | }
+ |};
+ EOF
+ test_cmp expect actual
+'
+
+# Test listing of all "interesting" config settings.
+
+test_expect_success JSON_PP 'event stream, list config' '
+ test_when_finished "rm trace.event actual expect" &&
+ git config --local t0212.abc 1 &&
+ git config --local t0212.def "hello world" &&
+ GIT_TR2_EVENT="$(pwd)/trace.event" GIT_TR2_CONFIG_PARAMS="t0212.*" test-tool trace2 001return 0 &&
+ perl "$TEST_DIRECTORY/t0212/parse_events.perl" <trace.event >actual &&
+ sed -e "s/^|//" >expect <<-EOF &&
+ |VAR1 = {
+ | "_SID0_":{
+ | "argv":[
+ | "_EXE_",
+ | "trace2",
+ | "001return",
+ | "0"
+ | ],
+ | "exit_code":0,
+ | "hierarchy":"trace2",
+ | "name":"trace2",
+ | "params":[
+ | {
+ | "param":"t0212.abc",
+ | "value":"1"
+ | },
+ | {
+ | "param":"t0212.def",
+ | "value":"hello world"
+ | }
+ | ],
+ | "version":"$V"
+ | }
+ |};
+ EOF
+ test_cmp expect actual
+'
+
+test_expect_success JSON_PP 'basic trace2_data' '
+ test_when_finished "rm trace.event actual expect" &&
+ GIT_TR2_EVENT="$(pwd)/trace.event" test-tool trace2 006data test_category k1 v1 test_category k2 v2 &&
+ perl "$TEST_DIRECTORY/t0212/parse_events.perl" <trace.event >actual &&
+ sed -e "s/^|//" >expect <<-EOF &&
+ |VAR1 = {
+ | "_SID0_":{
+ | "argv":[
+ | "_EXE_",
+ | "trace2",
+ | "006data",
+ | "test_category",
+ | "k1",
+ | "v1",
+ | "test_category",
+ | "k2",
+ | "v2"
+ | ],
+ | "data":{
+ | "test_category":{
+ | "k1":"v1",
+ | "k2":"v2"
+ | }
+ | },
+ | "exit_code":0,
+ | "hierarchy":"trace2",
+ | "name":"trace2",
+ | "version":"$V"
+ | }
+ |};
+ EOF
+ test_cmp expect actual
+'
+
+test_done