Function TestErrorAs

assert/assertions_test.go:3834–3880

(t *testing.T)

}

func TestErrorAs(t *testing.T) {
	t.Parallel()

	tests := []struct {
		err          error
		result       bool
		resultErrMsg string
	}{
		{
			err:    fmt.Errorf("wrap: %w", &customError{}),
			result: true,
		},
		{
			err:    io.EOF,
			result: false,
			resultErrMsg: "" +
				"Should be in error chain:\n" +
				"expected: *assert.customError\n" +
				"in chain: \"EOF\" (*errors.errorString)\n",
		},
		{
			err:    nil,
			result: false,
			resultErrMsg: "" +
				"An error is expected but got nil.\n" +
				`expected: *assert.customError` + "\n",
		},
		{
			err:    fmt.Errorf("abc: %w", errors.New("def")),
			result: false,
			resultErrMsg: "" +
				"Should be in error chain:\n" +
				"expected: *assert.customError\n" +
				"in chain: \"abc: def\" (*fmt.wrapError)\n" +
				"\t\"def\" (*errors.errorString)\n",
		},
	}
	for _, tt := range tests {
		tt := tt
		var target *customError
		t.Run(fmt.Sprintf("ErrorAs(%#v,%#v)", tt.err, target), func(t *testing.T) {
			mockT := new(captureTestingT)
			res := ErrorAs(mockT, tt.err, &target)
			mockT.checkResultAndErrMsg(t, tt.result, res, tt.resultErrMsg)
		})
	}
}

func TestNotErrorAs(t *testing.T) {
	t.Parallel()