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fd39cbc193
The tests are now run for the mount commands and for the plain VFS. This makes the tests much easier to debug when running with a VFS than through a mount.
54 lines
1.1 KiB
Go
54 lines
1.1 KiB
Go
// +build linux darwin freebsd
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package vfstest
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import (
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"syscall"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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// TestReadFileDoubleClose tests double close on read
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func TestReadFileDoubleClose(t *testing.T) {
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run.skipIfVFS(t)
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run.skipIfNoFUSE(t)
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run.createFile(t, "testdoubleclose", "hello")
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in, err := run.os.Open(run.path("testdoubleclose"))
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assert.NoError(t, err)
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fd := in.Fd()
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fd1, err := syscall.Dup(int(fd))
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assert.NoError(t, err)
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fd2, err := syscall.Dup(int(fd))
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assert.NoError(t, err)
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// close one of the dups - should produce no error
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err = syscall.Close(fd1)
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assert.NoError(t, err)
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// read from the file
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buf := make([]byte, 1)
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_, err = in.Read(buf)
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assert.NoError(t, err)
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// close it
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err = in.Close()
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assert.NoError(t, err)
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// read from the other dup - should produce no error as this
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// file is now buffered
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n, err := syscall.Read(fd2, buf)
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assert.NoError(t, err)
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assert.Equal(t, 1, n)
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// close the dup - should not produce an error
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err = syscall.Close(fd2)
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assert.NoError(t, err, "input/output error")
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run.rm(t, "testdoubleclose")
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}
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