mod_build_trimpath_issue48557.txt

     1  # Regression test for issue #48557.
     2  # Since builds in module mode do not support relative imports at all, the build
     3  # ID for (and other contents of) a binary built with -trimpath in module mode
     4  # should not depend on its working directory, even if the binary is specified as
     5  # a list of relative source files.
     6  
     7  [short] skip  # links and runs binaries
     8  
     9  env GOFLAGS=-trimpath
    10  env GOCACHE=$WORK/gocache
    11  
    12  
    13  # When we build a binary in module mode with -trimpath, the -D flag (for the
    14  # "local import prefix") should not be passed to it.
    15  
    16  cd $WORK/tmp/foo
    17  go build -x -o a.exe main.go
    18  stderr ${/}compile$GOEXE.*' -nolocalimports'
    19  ! stderr ${/}compile$GOEXE.*' -D[ =]'
    20  
    21  go tool buildid a.exe
    22  cp stdout ../foo-buildid.txt
    23  go version a.exe
    24  cp stdout ../foo-version.txt
    25  cd ..
    26  
    27  
    28  # On the second build — in a different directory but with -trimpath — the
    29  # compiler should not be invoked, since the cache key should be identical.
    30  # Only the linker and buildid tool should be needed.
    31  
    32  mkdir bar
    33  cp foo/main.go bar/main.go
    34  cd bar
    35  go build -x -o a.exe main.go
    36  ! stderr ${/}compile$GOEXE
    37  
    38  go tool buildid a.exe
    39  cp stdout ../bar-buildid.txt
    40  go version a.exe
    41  cp stdout ../bar-version.txt
    42  cd ..
    43  
    44  cmp bar-buildid.txt foo-buildid.txt
    45  cmp bar-version.txt foo-version.txt
    46  cmp bar/a.exe foo/a.exe
    47  
    48  
    49  -- $WORK/tmp/foo/main.go --
    50  package main
    51  
    52  func main() {}
    53
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