1
2# This test is intended to verify that "go list" accepts coverage related
3# build arguments (such as -cover, -covermode). See issue #57785.
4
5[short] skip
6[!GOEXPERIMENT:coverageredesign] skip
7
8env GOBIN=$WORK/bin
9
10# Install a target and then do an ordinary staleness check on it.
11go install m/example
12! stale m/example
13
14# Run a second staleness check with "-cover" as a build flag. The
15# installed target should indeed be stale, since we didn't build it
16# with -cover.
17stale -cover m/example
18
19# Collect build ID from for m/example built with -cover.
20go list -cover -export -f '{{.BuildID}}' m/example
21cp stdout $WORK/listbuildid.txt
22
23# Now build the m/example binary with coverage.
24go build -cover -o $WORK/m.exe m/example
25
26# Ask for the binary build ID by running "go tool buildid".
27go tool buildid $WORK/m.exe
28cp stdout $WORK/rawtoolbuildid.txt
29
30# Make sure that the two build IDs agree with respect to the
31# m/example package. Build IDs from binaries are of the form X/Y/Z/W
32# where Y/Z is the package build ID; running the program below will
33# pick out the parts of the ID that we want.
34env GOCOVERDIR=$WORK
35exec $WORK/m.exe $WORK/rawtoolbuildid.txt
36cp stdout $WORK/toolbuildid.txt
37
38# Build IDs should match here.
39cmp $WORK/toolbuildid.txt $WORK/listbuildid.txt
40
41-- go.mod --
42module m
43
44go 1.20
45-- example/main.go --
46package main
47
48import (
49 "fmt"
50 "os"
51 "strings"
52)
53
54func main() {
55 println(os.Args[1])
56 content, err := os.ReadFile(os.Args[1])
57 if err != nil {
58 os.Exit(1)
59 }
60 fields := strings.Split(strings.TrimSpace(string(content)), "/")
61 if len(fields) != 4 {
62 os.Exit(2)
63 }
64 fmt.Println(fields[1] + "/" + fields[2])
65}
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