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124 lines
2.6 KiB
Go
124 lines
2.6 KiB
Go
// +build linux darwin freebsd
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package mounttest
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import (
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"os"
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"syscall"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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// Test writing a file with no write()'s to it
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func TestWriteFileNoWrite(t *testing.T) {
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run.skipIfNoFUSE(t)
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fd, err := os.Create(run.path("testnowrite"))
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assert.NoError(t, err)
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err = fd.Close()
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assert.NoError(t, err)
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// FIXME - wait for the Release on the file
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time.Sleep(10 * time.Millisecond)
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run.checkDir(t, "testnowrite 0")
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run.rm(t, "testnowrite")
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}
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// Test open file in directory listing
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func FIXMETestWriteOpenFileInDirListing(t *testing.T) {
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run.skipIfNoFUSE(t)
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fd, err := os.Create(run.path("testnowrite"))
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assert.NoError(t, err)
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run.checkDir(t, "testnowrite 0")
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err = fd.Close()
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assert.NoError(t, err)
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run.rm(t, "testnowrite")
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}
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// Test writing a file and reading it back
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func TestWriteFileWrite(t *testing.T) {
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run.skipIfNoFUSE(t)
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run.createFile(t, "testwrite", "data")
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run.checkDir(t, "testwrite 4")
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contents := run.readFile(t, "testwrite")
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assert.Equal(t, "data", contents)
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run.rm(t, "testwrite")
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}
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// Test overwriting a file
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func TestWriteFileOverwrite(t *testing.T) {
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run.skipIfNoFUSE(t)
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run.createFile(t, "testwrite", "data")
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run.checkDir(t, "testwrite 4")
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run.createFile(t, "testwrite", "potato")
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contents := run.readFile(t, "testwrite")
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assert.Equal(t, "potato", contents)
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run.rm(t, "testwrite")
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}
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// Test double close
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func TestWriteFileDoubleClose(t *testing.T) {
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run.skipIfNoFUSE(t)
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out, err := os.Create(run.path("testdoubleclose"))
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assert.NoError(t, err)
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fd := out.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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// write to the file
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buf := []byte("hello")
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n, err := out.Write(buf)
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assert.NoError(t, err)
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assert.Equal(t, 5, n)
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// close it
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err = out.Close()
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assert.NoError(t, err)
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// write to the other dup - should produce an error
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n, err = syscall.Write(fd2, buf)
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assert.Error(t, err, "input/output error")
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// close the dup - should produce an error
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err = syscall.Close(fd2)
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assert.Error(t, err, "input/output error")
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run.rm(t, "testdoubleclose")
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}
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// Test Fsync
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//
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// NB the code for this is in file.go rather than write.go
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func TestWriteFileFsync(t *testing.T) {
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filepath := run.path("to be synced")
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fd, err := os.Create(filepath)
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require.NoError(t, err)
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_, err = fd.Write([]byte("hello"))
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require.NoError(t, err)
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err = fd.Sync()
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require.NoError(t, err)
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err = fd.Close()
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require.NoError(t, err)
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}
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