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Files
rclone/fs/list/helpers_test.go
Nick Craig-Wood cba653d502 walk: move NewListRHelper into list.Helper to avoid circular dependency
It turns out that the list helpers were at the wrong level and needed
to be pushed down into the fs/list for future work.
2025-04-08 15:14:00 +01:00

91 lines
2.3 KiB
Go

package list
import (
"fmt"
"testing"
"github.com/rclone/rclone/fs"
"github.com/rclone/rclone/fstest/mockobject"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// Mock callback to collect the entries
func mockCallback(entries fs.DirEntries) error {
// Do nothing or log for testing purposes
return nil
}
func TestNewListRHelper(t *testing.T) {
callback := mockCallback
helper := NewHelper(callback)
assert.NotNil(t, helper)
assert.Equal(t, fmt.Sprintf("%p", callback), fmt.Sprintf("%p", helper.callback))
assert.Empty(t, helper.entries)
}
func TestListRHelperAdd(t *testing.T) {
callbackInvoked := false
callback := func(entries fs.DirEntries) error {
callbackInvoked = true
return nil
}
helper := NewHelper(callback)
entry := mockobject.Object("A")
require.NoError(t, helper.Add(entry))
assert.Len(t, helper.entries, 1)
assert.False(t, callbackInvoked, "Callback should not be invoked before reaching 100 entries")
// Check adding a nil entry doesn't change anything
require.NoError(t, helper.Add(nil))
assert.Len(t, helper.entries, 1)
assert.False(t, callbackInvoked, "Callback should not be invoked before reaching 100 entries")
}
func TestListRHelperSend(t *testing.T) {
entry := mockobject.Object("A")
callbackInvoked := false
callback := func(entries fs.DirEntries) error {
callbackInvoked = true
assert.Equal(t, 100, len(entries))
for _, obj := range entries {
assert.Equal(t, entry, obj)
}
return nil
}
helper := NewHelper(callback)
// Add 100 entries to force the callback to be invoked
for i := 0; i < 100; i++ {
require.NoError(t, helper.Add(entry))
}
assert.Len(t, helper.entries, 0)
assert.True(t, callbackInvoked, "Callback should be invoked after 100 entries")
}
func TestListRHelperFlush(t *testing.T) {
entry := mockobject.Object("A")
callbackInvoked := false
callback := func(entries fs.DirEntries) error {
callbackInvoked = true
assert.Equal(t, 1, len(entries))
for _, obj := range entries {
assert.Equal(t, entry, obj)
}
return nil
}
helper := NewHelper(callback)
require.NoError(t, helper.Add(entry))
assert.False(t, callbackInvoked, "Callback should not have been invoked yet")
require.NoError(t, helper.Flush())
assert.True(t, callbackInvoked, "Callback should be invoked on flush")
assert.Len(t, helper.entries, 0, "Entries should be cleared after flush")
}