Function TestIsDeltaError

base/util_test.go:757–806

(t *testing.T)

}

func TestIsDeltaError(t *testing.T) {
	tests := []struct {
		name       string
		err        error
		deltaError bool
	}{
		{
			name:       "nil",
			err:        nil,
			deltaError: false,
		},
		{
			name:       "non-delta error",
			err:        errors.New("foo"),
			deltaError: false,
		},
		{
			name:       "empty delta error",
			err:        FleeceDeltaError{},
			deltaError: true,
		},
		{
			name:       "delta error",
			err:        FleeceDeltaError{e: errors.New("foo")},
			deltaError: true,
		},
		{
			name:       "1.13 wrapped delta error",
			err:        fmt.Errorf("bar: %w", FleeceDeltaError{e: errors.New("foo")}),
			deltaError: true,
		},
		{
			name:       "1.13 wrapped non-delta error",
			err:        fmt.Errorf("bar: %w", errors.New("foo")),
			deltaError: false,
		},
		// errors wrapped with pkg/errors don't support Go 1.13's errors.As/errors.Is
		// {
		// 	name:       "pkgerr wrapped delta error",
		// 	err:        pkgerrors.Wrap(FleeceDeltaError{errors.New("foo")}, "bar"),
		// 	deltaError: true,
		// },
	}

	for _, test := range tests {
		t.Run(test.name, func(t *testing.T) {
			assert.Equal(t, test.deltaError, IsFleeceDeltaError(test.err))
		})
	}
}

// Test to ensure that InjectJSONProperties does not mutate the given byte slice, and instead only returns a modified copy.
func TestInjectJSONPropertiesMutable(t *testing.T) {