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author | Luke Shumaker <lukeshu@lukeshu.com> | 2023-03-16 08:29:36 -0600 |
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committer | Luke Shumaker <lukeshu@lukeshu.com> | 2023-03-16 08:29:36 -0600 |
commit | c0f33186aa7a8903c5e7406024f13fad48cd14e3 (patch) | |
tree | c8361c8278b07839be9af2ccee3507d324a7a216 /lib/btrfs/btrfstree/btree_err_test.go | |
parent | c2925f0f8a5d69369b43de0d2d201291fe5ed9d1 (diff) | |
parent | 17833fa13d5a7dcd79ad507fe4abf96b4a4a898b (diff) |
Merge branch 'lukeshu/errs'
Diffstat (limited to 'lib/btrfs/btrfstree/btree_err_test.go')
-rw-r--r-- | lib/btrfs/btrfstree/btree_err_test.go | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/lib/btrfs/btrfstree/btree_err_test.go b/lib/btrfs/btrfstree/btree_err_test.go new file mode 100644 index 0000000..381bd56 --- /dev/null +++ b/lib/btrfs/btrfstree/btree_err_test.go @@ -0,0 +1,64 @@ +// Copyright (C) 2023 Luke Shumaker <lukeshu@lukeshu.com> +// +// SPDX-License-Identifier: GPL-2.0-or-later + +package btrfstree_test + +import ( + "errors" + "fmt" + iofs "io/fs" + "testing" + + "github.com/stretchr/testify/assert" + + "git.lukeshu.com/btrfs-progs-ng/lib/btrfs/btrfstree" +) + +func TestErrs(t *testing.T) { + t.Parallel() + + errItem := fmt.Errorf("my item: %w", btrfstree.ErrNoItem) + errTree := fmt.Errorf("my tree: %w", btrfstree.ErrNoTree) + + // 1. errItem + // 2. errTree + // 3. btrfstree.ErrNoItem + // 4. btrfstree.ErrNoTree + // 5. iofs.ErrNotExist + + // 1 + assert.Equal(t, errors.Is(errItem, errItem), true) + assert.Equal(t, errors.Is(errItem, errTree), false) + assert.Equal(t, errors.Is(errItem, btrfstree.ErrNoItem), true) + assert.Equal(t, errors.Is(errItem, btrfstree.ErrNoTree), false) + assert.Equal(t, errors.Is(errItem, iofs.ErrNotExist), true) + + // 2 + assert.Equal(t, errors.Is(errTree, errItem), false) + assert.Equal(t, errors.Is(errTree, errTree), true) + assert.Equal(t, errors.Is(errTree, btrfstree.ErrNoItem), false) + assert.Equal(t, errors.Is(errTree, btrfstree.ErrNoTree), true) + assert.Equal(t, errors.Is(errTree, iofs.ErrNotExist), true) + + // 3 + assert.Equal(t, errors.Is(btrfstree.ErrNoItem, errItem), false) + assert.Equal(t, errors.Is(btrfstree.ErrNoItem, errTree), false) + assert.Equal(t, errors.Is(btrfstree.ErrNoItem, btrfstree.ErrNoItem), true) + assert.Equal(t, errors.Is(btrfstree.ErrNoItem, btrfstree.ErrNoTree), false) + assert.Equal(t, errors.Is(btrfstree.ErrNoItem, iofs.ErrNotExist), true) + + // 4 + assert.Equal(t, errors.Is(btrfstree.ErrNoTree, errItem), false) + assert.Equal(t, errors.Is(btrfstree.ErrNoTree, errTree), false) + assert.Equal(t, errors.Is(btrfstree.ErrNoTree, btrfstree.ErrNoItem), false) + assert.Equal(t, errors.Is(btrfstree.ErrNoTree, btrfstree.ErrNoTree), true) + assert.Equal(t, errors.Is(btrfstree.ErrNoTree, iofs.ErrNotExist), true) + + // 5 + assert.Equal(t, errors.Is(iofs.ErrNotExist, errItem), false) + assert.Equal(t, errors.Is(iofs.ErrNotExist, errTree), false) + assert.Equal(t, errors.Is(iofs.ErrNotExist, btrfstree.ErrNoItem), false) + assert.Equal(t, errors.Is(iofs.ErrNotExist, btrfstree.ErrNoTree), false) + assert.Equal(t, errors.Is(iofs.ErrNotExist, iofs.ErrNotExist), true) +} |