1 #!/usr/bin/env bash
2 # Copyright 2020 The Go Authors. All rights reserved.
3 # Use of this source code is governed by a BSD-style
4 # license that can be found in the LICENSE file.
5
6 # A quick and dirty way to obtain code coverage from rulegen's main func. For
7 # example:
8 #
9 # ./cover.bash && go tool cover -html=cover.out
10 #
11 # This script is needed to set up a temporary test file, so that we don't break
12 # regular 'go run .' usage to run the generator.
13
14 cat >main_test.go <<-EOF
15 //go:build ignore
16
17 package main
18
19 import "testing"
20
21 func TestCoverage(t *testing.T) { main() }
22 EOF
23
24 go test -run='^TestCoverage$' -coverprofile=cover.out "$@" *.go
25
26 rm -f main_test.go
27
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