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   1 #!/bin/sh
   2
   3 test_description='test trace2 facility'
   4 . ./test-lib.sh
   5
   6 perl -MJSON::PP -e 0 >/dev/null 2>&1 && test_set_prereq JSON_PP
   7
   8 # Add t/helper directory to PATH so that we can use a relative
   9 # path to run nested instances of test-tool.exe (see 004child).
  10 # This helps with HEREDOC comparisons later.
  11 TTDIR="$GIT_BUILD_DIR/t/helper/" && export TTDIR
  12 PATH="$TTDIR:$PATH" && export PATH
  13
  14 # Warning: use of 'test_cmp' may run test-tool.exe and/or git.exe
  15 # Warning: to do the actual diff/comparison, so the HEREDOCs here
  16 # Warning: only cover our actual calls to test-tool and/or git.
  17 # Warning: So you may see extra lines in artifact files when
  18 # Warning: interactively debugging.
  19
  20 # Turn off any inherited trace2 settings for this test.
  21 unset GIT_TR2 GIT_TR2_PERF GIT_TR2_EVENT
  22 unset GIT_TR2_BARE
  23 unset GIT_TR2_CONFIG_PARAMS
  24
  25 V=$(git version | sed -e 's/^git version //') && export V
  26
  27 # There are multiple trace2 targets: normal, perf, and event.
  28 # Trace2 events will/can be written to each active target (subject
  29 # to whatever filtering that target decides to do).
  30 # Test each target independently.
  31 #
  32 # Defer setting GIT_TR2_PERF until the actual command we want to
  33 # test because hidden git and test-tool commands in the test
  34 # harness can contaminate our output.
  35
  36 # We don't bother repeating the 001return and 002exit tests, since they
  37 # have coverage in the normal and perf targets.
  38
  39 # Verb 003error
  40 #
  41 # To the above, add multiple 'error <msg>' events
  42
  43 test_expect_success JSON_PP 'event stream, error event' '
  44         test_when_finished "rm trace.event actual expect" &&
  45         GIT_TR2_EVENT="$(pwd)/trace.event" test-tool trace2 003error "hello world" "this is a test" &&
  46         perl "$TEST_DIRECTORY/t0212/parse_events.perl" <trace.event >actual &&
  47         sed -e "s/^|//" >expect <<-EOF &&
  48         |VAR1 = {
  49         |  "_SID0_":{
  50         |    "argv":[
  51         |      "_EXE_",
  52         |      "trace2",
  53         |      "003error",
  54         |      "hello world",
  55         |      "this is a test"
  56         |    ],
  57         |    "errors":[
  58         |      "%s",
  59         |      "%s"
  60         |    ],
  61         |    "exit_code":0,
  62         |    "hierarchy":"trace2",
  63         |    "name":"trace2",
  64         |    "version":"$V"
  65         |  }
  66         |};
  67         EOF
  68         test_cmp expect actual
  69 '
  70
  71 # Verb 004child
  72 #
  73 # Test nested spawning of child processes.
  74 #
  75 # Conceptually, this looks like:
  76 #    P1: TT trace2 004child
  77 #    P2: |--- TT trace2 004child
  78 #    P3:      |--- TT trace2 001return 0
  79
  80 test_expect_success JSON_PP 'event stream, return code 0' '
  81         test_when_finished "rm trace.event actual expect" &&
  82         GIT_TR2_EVENT="$(pwd)/trace.event" test-tool trace2 004child test-tool trace2 004child test-tool trace2 001return 0 &&
  83         perl "$TEST_DIRECTORY/t0212/parse_events.perl" <trace.event >actual &&
  84         sed -e "s/^|//" >expect <<-EOF &&
  85         |VAR1 = {
  86         |  "_SID0_":{
  87         |    "argv":[
  88         |      "_EXE_",
  89         |      "trace2",
  90         |      "004child",
  91         |      "test-tool",
  92         |      "trace2",
  93         |      "004child",
  94         |      "test-tool",
  95         |      "trace2",
  96         |      "001return",
  97         |      "0"
  98         |    ],
  99         |    "child":{
 100         |      "0":{
 101         |        "child_argv":[
 102         |          "_EXE_",
 103         |          "trace2",
 104         |          "004child",
 105         |          "test-tool",
 106         |          "trace2",
 107         |          "001return",
 108         |          "0"
 109         |        ],
 110         |        "child_class":"?",
 111         |        "child_code":0,
 112         |        "use_shell":0
 113         |      }
 114         |    },
 115         |    "exit_code":0,
 116         |    "hierarchy":"trace2",
 117         |    "name":"trace2",
 118         |    "version":"$V"
 119         |  },
 120         |  "_SID0_/_SID1_":{
 121         |    "argv":[
 122         |      "_EXE_",
 123         |      "trace2",
 124         |      "004child",
 125         |      "test-tool",
 126         |      "trace2",
 127         |      "001return",
 128         |      "0"
 129         |    ],
 130         |    "child":{
 131         |      "0":{
 132         |        "child_argv":[
 133         |          "_EXE_",
 134         |          "trace2",
 135         |          "001return",
 136         |          "0"
 137         |        ],
 138         |        "child_class":"?",
 139         |        "child_code":0,
 140         |        "use_shell":0
 141         |      }
 142         |    },
 143         |    "exit_code":0,
 144         |    "hierarchy":"trace2/trace2",
 145         |    "name":"trace2",
 146         |    "version":"$V"
 147         |  },
 148         |  "_SID0_/_SID1_/_SID2_":{
 149         |    "argv":[
 150         |      "_EXE_",
 151         |      "trace2",
 152         |      "001return",
 153         |      "0"
 154         |    ],
 155         |    "exit_code":0,
 156         |    "hierarchy":"trace2/trace2/trace2",
 157         |    "name":"trace2",
 158         |    "version":"$V"
 159         |  }
 160         |};
 161         EOF
 162         test_cmp expect actual
 163 '
 164
 165 # Test listing of all "interesting" config settings.
 166
 167 test_expect_success JSON_PP 'event stream, list config' '
 168         test_when_finished "rm trace.event actual expect" &&
 169         git config --local t0212.abc 1 &&
 170         git config --local t0212.def "hello world" &&
 171         GIT_TR2_EVENT="$(pwd)/trace.event" GIT_TR2_CONFIG_PARAMS="t0212.*" test-tool trace2 001return 0 &&
 172         perl "$TEST_DIRECTORY/t0212/parse_events.perl" <trace.event >actual &&
 173         sed -e "s/^|//" >expect <<-EOF &&
 174         |VAR1 = {
 175         |  "_SID0_":{
 176         |    "argv":[
 177         |      "_EXE_",
 178         |      "trace2",
 179         |      "001return",
 180         |      "0"
 181         |    ],
 182         |    "exit_code":0,
 183         |    "hierarchy":"trace2",
 184         |    "name":"trace2",
 185         |    "params":[
 186         |      {
 187         |        "param":"t0212.abc",
 188         |        "value":"1"
 189         |      },
 190         |      {
 191         |        "param":"t0212.def",
 192         |        "value":"hello world"
 193         |      }
 194         |    ],
 195         |    "version":"$V"
 196         |  }
 197         |};
 198         EOF
 199         test_cmp expect actual
 200 '
 201
 202 test_expect_success JSON_PP 'basic trace2_data' '
 203         test_when_finished "rm trace.event actual expect" &&
 204         GIT_TR2_EVENT="$(pwd)/trace.event" test-tool trace2 006data test_category k1 v1 test_category k2 v2 &&
 205         perl "$TEST_DIRECTORY/t0212/parse_events.perl" <trace.event >actual &&
 206         sed -e "s/^|//" >expect <<-EOF &&
 207         |VAR1 = {
 208         |  "_SID0_":{
 209         |    "argv":[
 210         |      "_EXE_",
 211         |      "trace2",
 212         |      "006data",
 213         |      "test_category",
 214         |      "k1",
 215         |      "v1",
 216         |      "test_category",
 217         |      "k2",
 218         |      "v2"
 219         |    ],
 220         |    "data":{
 221         |      "test_category":{
 222         |        "k1":"v1",
 223         |        "k2":"v2"
 224         |      }
 225         |    },
 226         |    "exit_code":0,
 227         |    "hierarchy":"trace2",
 228         |    "name":"trace2",
 229         |    "version":"$V"
 230         |  }
 231         |};
 232         EOF
 233         test_cmp expect actual
 234 '
 235
 236 test_done