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Message-ID: <CAGS_qxpOG76Dn62Mi0h4KV3Bvu4rqGo1GpagS-aK_k8eceZA8g@mail.gmail.com>
Date: Tue, 11 Jan 2022 11:21:14 -0800
From: Daniel Latypov <dlatypov@...gle.com>
To: David Gow <davidgow@...gle.com>
Cc: Brendan Higgins <brendanhiggins@...gle.com>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
KUnit Development <kunit-dev@...glegroups.com>,
"open list:KERNEL SELFTEST FRAMEWORK"
<linux-kselftest@...r.kernel.org>,
Shuah Khan <skhan@...uxfoundation.org>,
Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH 6/6] kunit: drop unused assert_type from kunit_assert and
clean up macros
On Mon, Jan 10, 2022 at 10:57 PM David Gow <davidgow@...gle.com> wrote:
>
> On Sat, Jan 8, 2022 at 9:23 AM Daniel Latypov <dlatypov@...gle.com> wrote:
> >
> > This field has been split out from kunit_assert to make the struct less
> > heavy along with the filename and line number.
> >
> > This change drops the assert_type field and cleans up all the macros
> > that were plumbing assert_type into kunit_assert.
> >
> > Signed-off-by: Daniel Latypov <dlatypov@...gle.com>
> > ---
>
> Looks good to me. Anything that simplifies these macros is a good
> thing, in my opinion.
>
> One minor formatting nitpick below.
>
> Reviewed-by: David Gow <davidgow@...gle.com>
>
> -- David
>
>
> > include/kunit/assert.h | 46 +++++++++++++-----------------------------
> > include/kunit/test.h | 14 +++++--------
> > 2 files changed, 19 insertions(+), 41 deletions(-)
> >
> > diff --git a/include/kunit/assert.h b/include/kunit/assert.h
> > index 4f91dbdb886a..21299232c120 100644
> > --- a/include/kunit/assert.h
> > +++ b/include/kunit/assert.h
> > @@ -42,7 +42,6 @@ struct kunit_loc {
> >
> > /**
> > * struct kunit_assert - Data for printing a failed assertion or expectation.
> > - * @type: the type (either an expectation or an assertion) of this kunit_assert.
> > * @message: an optional message to provide additional context.
> > * @format: a function which formats the data in this kunit_assert to a string.
> > *
> > @@ -50,7 +49,6 @@ struct kunit_loc {
> > * format a string to a user reporting the failure.
> > */
> > struct kunit_assert {
> > - enum kunit_assert_type type; // TODO(dlatypov@...gle.com): delete this
> > struct va_format message;
> > void (*format)(const struct kunit_assert *assert,
> > struct string_stream *stream);
> > @@ -66,13 +64,11 @@ struct kunit_assert {
> >
> > /**
> > * KUNIT_INIT_ASSERT_STRUCT() - Initializer for a &struct kunit_assert.
> > - * @assert_type: The type (assertion or expectation) of this kunit_assert.
> > * @fmt: The formatting function which builds a string out of this kunit_assert.
> > *
> > * The base initializer for a &struct kunit_assert.
> > */
> > -#define KUNIT_INIT_ASSERT_STRUCT(assert_type, fmt) { \
> > - .type = assert_type, \
> > +#define KUNIT_INIT_ASSERT_STRUCT(fmt) { \
> > .message = KUNIT_INIT_VA_FMT_NULL, \
> > .format = fmt \
> > }
> > @@ -98,15 +94,13 @@ void kunit_fail_assert_format(const struct kunit_assert *assert,
> > struct string_stream *stream);
> >
> > /**
> > - * KUNIT_INIT_FAIL_ASSERT_STRUCT() - Initializer for &struct kunit_fail_assert.
> > - * @type: The type (assertion or expectation) of this kunit_assert.
> > + * KUNIT_INIT_FAIL_ASSERT_STRUCT - Initializer for &struct kunit_fail_assert.
> > *
> > * Initializes a &struct kunit_fail_assert. Intended to be used in
> > * KUNIT_EXPECT_* and KUNIT_ASSERT_* macros.
> > */
> > -#define KUNIT_INIT_FAIL_ASSERT_STRUCT(type) { \
> > - .assert = KUNIT_INIT_ASSERT_STRUCT(type, \
> > - kunit_fail_assert_format) \
> > +#define KUNIT_INIT_FAIL_ASSERT_STRUCT { \
> > + .assert = KUNIT_INIT_ASSERT_STRUCT(kunit_fail_assert_format) \
> > }
> >
> > /**
> > @@ -130,16 +124,14 @@ void kunit_unary_assert_format(const struct kunit_assert *assert,
> >
> > /**
> > * KUNIT_INIT_UNARY_ASSERT_STRUCT() - Initializes &struct kunit_unary_assert.
> > - * @type: The type (assertion or expectation) of this kunit_assert.
> > * @cond: A string representation of the expression asserted true or false.
> > * @expect_true: True if of type KUNIT_{EXPECT|ASSERT}_TRUE, false otherwise.
> > *
> > * Initializes a &struct kunit_unary_assert. Intended to be used in
> > * KUNIT_EXPECT_* and KUNIT_ASSERT_* macros.
> > */
> > -#define KUNIT_INIT_UNARY_ASSERT_STRUCT(type, cond, expect_true) { \
> > - .assert = KUNIT_INIT_ASSERT_STRUCT(type, \
> > - kunit_unary_assert_format), \
> > +#define KUNIT_INIT_UNARY_ASSERT_STRUCT(cond, expect_true) { \
> > + .assert = KUNIT_INIT_ASSERT_STRUCT(kunit_unary_assert_format), \
> > .condition = cond, \
> > .expected_true = expect_true \
> > }
> > @@ -166,16 +158,14 @@ void kunit_ptr_not_err_assert_format(const struct kunit_assert *assert,
> > /**
> > * KUNIT_INIT_PTR_NOT_ERR_ASSERT_STRUCT() - Initializes a
> > * &struct kunit_ptr_not_err_assert.
> > - * @type: The type (assertion or expectation) of this kunit_assert.
> > * @txt: A string representation of the expression passed to the expectation.
> > * @val: The actual evaluated pointer value of the expression.
> > *
> > * Initializes a &struct kunit_ptr_not_err_assert. Intended to be used in
> > * KUNIT_EXPECT_* and KUNIT_ASSERT_* macros.
> > */
> > -#define KUNIT_INIT_PTR_NOT_ERR_STRUCT(type, txt, val) { \
> > - .assert = KUNIT_INIT_ASSERT_STRUCT(type, \
> > - kunit_ptr_not_err_assert_format), \
> > +#define KUNIT_INIT_PTR_NOT_ERR_STRUCT(txt, val) { \
> > + .assert = KUNIT_INIT_ASSERT_STRUCT(kunit_ptr_not_err_assert_format), \
> > .text = txt, \
> > .value = val \
> > }
> > @@ -209,7 +199,6 @@ void kunit_binary_assert_format(const struct kunit_assert *assert,
> > /**
> > * KUNIT_INIT_BINARY_ASSERT_STRUCT() - Initializes a
> > * &struct kunit_binary_assert.
> > - * @type: The type (assertion or expectation) of this kunit_assert.
> > * @op_str: A string representation of the comparison operator (e.g. "==").
> > * @left_str: A string representation of the expression in the left slot.
> > * @left_val: The actual evaluated value of the expression in the left slot.
> > @@ -219,14 +208,12 @@ void kunit_binary_assert_format(const struct kunit_assert *assert,
> > * Initializes a &struct kunit_binary_assert. Intended to be used in
> > * KUNIT_EXPECT_* and KUNIT_ASSERT_* macros.
> > */
> > -#define KUNIT_INIT_BINARY_ASSERT_STRUCT(type, \
> > - op_str, \
> > +#define KUNIT_INIT_BINARY_ASSERT_STRUCT(op_str, \
> > left_str, \
> > left_val, \
> > right_str, \
> > right_val) { \
> > - .assert = KUNIT_INIT_ASSERT_STRUCT(type, \
> > - kunit_binary_assert_format), \
> > + .assert = KUNIT_INIT_ASSERT_STRUCT(kunit_binary_assert_format), \
> > .operation = op_str, \
> > .left_text = left_str, \
> > .left_value = left_val, \
> > @@ -273,14 +260,12 @@ void kunit_binary_ptr_assert_format(const struct kunit_assert *assert,
> > * Initializes a &struct kunit_binary_ptr_assert. Intended to be used in
> > * KUNIT_EXPECT_* and KUNIT_ASSERT_* macros.
> > */
> > -#define KUNIT_INIT_BINARY_PTR_ASSERT_STRUCT(type, \
> > - op_str, \
> > +#define KUNIT_INIT_BINARY_PTR_ASSERT_STRUCT(op_str, \
> > left_str, \
> > left_val, \
> > right_str, \
> > right_val) { \
> > - .assert = KUNIT_INIT_ASSERT_STRUCT(type, \
> > - kunit_binary_ptr_assert_format), \
> > + .assert = KUNIT_INIT_ASSERT_STRUCT(kunit_binary_ptr_assert_format), \
> > .operation = op_str, \
> > .left_text = left_str, \
> > .left_value = left_val, \
> > @@ -317,7 +302,6 @@ void kunit_binary_str_assert_format(const struct kunit_assert *assert,
> > /**
> > * KUNIT_INIT_BINARY_STR_ASSERT_STRUCT() - Initializes a
> > * &struct kunit_binary_str_assert.
> > - * @type: The type (assertion or expectation) of this kunit_assert.
> > * @op_str: A string representation of the comparison operator (e.g. "==").
> > * @left_str: A string representation of the expression in the left slot.
> > * @left_val: The actual evaluated value of the expression in the left slot.
> > @@ -327,14 +311,12 @@ void kunit_binary_str_assert_format(const struct kunit_assert *assert,
> > * Initializes a &struct kunit_binary_str_assert. Intended to be used in
> > * KUNIT_EXPECT_* and KUNIT_ASSERT_* macros.
> > */
> > -#define KUNIT_INIT_BINARY_STR_ASSERT_STRUCT(type, \
> > - op_str, \
> > +#define KUNIT_INIT_BINARY_STR_ASSERT_STRUCT(op_str, \
> > left_str, \
> > left_val, \
> > right_str, \
> > right_val) { \
> > - .assert = KUNIT_INIT_ASSERT_STRUCT(type, \
> > - kunit_binary_str_assert_format), \
> > + .assert = KUNIT_INIT_ASSERT_STRUCT(kunit_binary_str_assert_format), \
> > .operation = op_str, \
> > .left_text = left_str, \
> > .left_value = left_val, \
> > diff --git a/include/kunit/test.h b/include/kunit/test.h
> > index 6e201b45ada6..6f9074ec1995 100644
> > --- a/include/kunit/test.h
> > +++ b/include/kunit/test.h
> > @@ -795,7 +795,7 @@ void kunit_failed_assertion(struct kunit *test,
> > assert_type, \
> > false, \
> > kunit_fail_assert, \
> > - KUNIT_INIT_FAIL_ASSERT_STRUCT(assert_type), \
> > + KUNIT_INIT_FAIL_ASSERT_STRUCT, \
>
> The '\' at the end of this line is misaligned. (The others seem fine,
> but it's possible I missed one.)
Fixed, will include in v2.
>
>
>
>
> > fmt, \
> > ##__VA_ARGS__)
> >
> > @@ -826,8 +826,7 @@ void kunit_failed_assertion(struct kunit *test,
> > assert_type, \
> > !!(condition) == !!expected_true, \
> > kunit_unary_assert, \
> > - KUNIT_INIT_UNARY_ASSERT_STRUCT(assert_type, \
> > - #condition, \
> > + KUNIT_INIT_UNARY_ASSERT_STRUCT(#condition, \
> > expected_true), \
> > fmt, \
> > ##__VA_ARGS__)
> > @@ -885,8 +884,7 @@ do { \
> > assert_type, \
> > __left op __right, \
> > assert_class, \
> > - ASSERT_CLASS_INIT(assert_type, \
> > - #op, \
> > + ASSERT_CLASS_INIT(#op, \
> > #left, \
> > __left, \
> > #right, \
> > @@ -1240,8 +1238,7 @@ do { \
> > assert_type, \
> > strcmp(__left, __right) op 0, \
> > kunit_binary_str_assert, \
> > - KUNIT_INIT_BINARY_STR_ASSERT_STRUCT(assert_type, \
> > - #op, \
> > + KUNIT_INIT_BINARY_STR_ASSERT_STRUCT(#op, \
> > #left, \
> > __left, \
> > #right, \
> > @@ -1300,8 +1297,7 @@ do { \
> > assert_type, \
> > !IS_ERR_OR_NULL(__ptr), \
> > kunit_ptr_not_err_assert, \
> > - KUNIT_INIT_PTR_NOT_ERR_STRUCT(assert_type, \
> > - #ptr, \
> > + KUNIT_INIT_PTR_NOT_ERR_STRUCT(#ptr, \
> > __ptr), \
> > fmt, \
> > ##__VA_ARGS__); \
> > --
> > 2.34.1.575.g55b058a8bb-goog
> >
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