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48 lines
1.6 KiB
Awk
Executable File
48 lines
1.6 KiB
Awk
Executable File
#!/usr/bin/awk -f
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# Copyright (C) 2016-2019 SUSE LLC.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# collate.awk allows you to collate a bunch of Go coverprofiles for a given
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# binary (generated with -test.coverprofile), so that the statistics actually
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# make sense. The input to this function is just the concatenated versions of
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# the coverage reports, and the output is the combined coverage report.
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#
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# NOTE: This will _only_ work on coverage binaries compiles with
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# -covermode=count. The other modes aren't supported.
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{
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# Every coverage file in the set will start with a "mode:" header. Just make
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# sure they're all set to "count".
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if ($1 == "mode:") {
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if ($0 != "mode: count") {
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print "Invalid coverage mode", $2 > "/dev/stderr"
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exit 1
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}
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next
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}
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# The format of all other lines is as follows.
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# <file>:<startline>.<startcol>,<endline>.<endcol> <numstmt> <count>
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# We only care about the first field and the count.
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statements[$1] = $2
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counts[$1] += $3
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}
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END {
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print "mode: count"
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for (block in statements) {
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print block, statements[block], counts[block]
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}
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}
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