databricks-cli/internal/fs_cat_test.go

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package internal
import (
"context"
"io/fs"
"path"
"strings"
"testing"
"github.com/databricks/cli/libs/filer"
"github.com/databricks/databricks-sdk-go"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestAccFsCat(t *testing.T) {
t.Parallel()
for _, testCase := range fsTests {
tc := testCase
t.Run(tc.name, func(t *testing.T) {
t.Parallel()
f, tmpDir := tc.setupFiler(t)
err := f.Write(context.Background(), "hello.txt", strings.NewReader("abcd"), filer.CreateParentDirectories)
require.NoError(t, err)
stdout, stderr := RequireSuccessfulRun(t, "fs", "cat", path.Join(tmpDir, "hello.txt"))
assert.Equal(t, "", stderr.String())
assert.Equal(t, "abcd", stdout.String())
})
}
}
func TestAccFsCatOnADir(t *testing.T) {
t.Parallel()
for _, testCase := range fsTests {
tc := testCase
t.Run(tc.name, func(t *testing.T) {
t.Parallel()
f, tmpDir := tc.setupFiler(t)
err := f.Mkdir(context.Background(), "dir1")
require.NoError(t, err)
_, _, err = RequireErrorRun(t, "fs", "cat", path.Join(tmpDir, "dir1"))
assert.ErrorAs(t, err, &filer.NotAFile{})
})
}
}
func TestAccFsCatOnNonExistentFile(t *testing.T) {
t.Parallel()
for _, testCase := range fsTests {
tc := testCase
t.Run(tc.name, func(t *testing.T) {
t.Parallel()
_, tmpDir := tc.setupFiler(t)
_, _, err := RequireErrorRun(t, "fs", "cat", path.Join(tmpDir, "non-existent-file"))
assert.ErrorIs(t, err, fs.ErrNotExist)
})
}
}
func TestAccFsCatForDbfsInvalidScheme(t *testing.T) {
t.Log(GetEnvOrSkipTest(t, "CLOUD_ENV"))
_, _, err := RequireErrorRun(t, "fs", "cat", "dab:/non-existent-file")
assert.ErrorContains(t, err, "invalid scheme: dab")
}
func TestAccFsCatDoesNotSupportOutputModeJson(t *testing.T) {
t.Log(GetEnvOrSkipTest(t, "CLOUD_ENV"))
ctx := context.Background()
w, err := databricks.NewWorkspaceClient()
require.NoError(t, err)
tmpDir := TemporaryDbfsDir(t, w)
f, err := filer.NewDbfsClient(w, tmpDir)
require.NoError(t, err)
err = f.Write(ctx, "hello.txt", strings.NewReader("abc"))
require.NoError(t, err)
_, _, err = RequireErrorRun(t, "fs", "cat", "dbfs:"+path.Join(tmpDir, "hello.txt"), "--output=json")
assert.ErrorContains(t, err, "json output not supported")
}