[libcamera-devel] [PATCH v4 1/9] test: yaml-parser: Simplify code by centralizing parse error checks
paul.elder at ideasonboard.com
paul.elder at ideasonboard.com
Thu Aug 18 14:03:42 CEST 2022
On Tue, Aug 16, 2022 at 04:54:06AM +0300, Laurent Pinchart via libcamera-devel wrote:
> Centralize most parse failure checks in a single function to avoid a
> larger number of copies of nearly identical checks.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder at ideasboard.com>
> ---
> test/yaml-parser.cpp | 309 +++++++++++++------------------------------
> 1 file changed, 95 insertions(+), 214 deletions(-)
>
> diff --git a/test/yaml-parser.cpp b/test/yaml-parser.cpp
> index 93ba88b8bcd5..6729e1bd430e 100644
> --- a/test/yaml-parser.cpp
> +++ b/test/yaml-parser.cpp
> @@ -72,6 +72,83 @@ protected:
> return TestPass;
> }
>
> + enum class Type {
> + String,
> + Int32,
> + UInt32,
> + Double,
> + Size,
> + List,
> + Dictionary,
> + };
> +
> + int testObjectType(const YamlObject &obj, const char *name, Type type)
> + {
> + bool isList = type == Type::List || type == Type::Size;
> + bool isScalar = !isList && type != Type::Dictionary;
> + bool isInteger = type == Type::Int32 || type == Type::UInt32;
> + bool isSigned = type == Type::Int32;
> +
> + if ((isScalar && !obj.isValue()) || (!isScalar && obj.isValue())) {
> + std::cerr
> + << "Object " << name << " type mismatch when compared to "
> + << "value" << std::endl;
> + return TestFail;
> + }
> +
> + if ((isList && !obj.isList()) || (!isList && obj.isList())) {
> + std::cerr
> + << "Object " << name << " type mismatch when compared to "
> + << "list" << std::endl;
> + return TestFail;
> + }
> +
> + if ((type == Type::Dictionary && !obj.isDictionary()) ||
> + (type != Type::Dictionary && obj.isDictionary())) {
> + std::cerr
> + << "Object " << name << " type mismatch when compared to "
> + << "dictionary" << std::endl;
> + return TestFail;
> + }
> +
> + if (!isScalar && obj.get<std::string>()) {
> + std::cerr
> + << "Object " << name << " didn't fail to parse as "
> + << "string" << std::endl;
> + return TestFail;
> + }
> +
> + if (!isInteger && obj.get<int32_t>()) {
> + std::cerr
> + << "Object " << name << " didn't fail to parse as "
> + << "int32_t" << std::endl;
> + return TestFail;
> + }
> +
> + if ((!isInteger || isSigned) && obj.get<uint32_t>()) {
> + std::cerr
> + << "Object " << name << " didn't fail to parse as "
> + << "uint32_t" << std::endl;
> + return TestFail;
> + }
> +
> + if (!isInteger && type != Type::Double && obj.get<double>()) {
> + std::cerr
> + << "Object " << name << " didn't fail to parse as "
> + << "double" << std::endl;
> + return TestFail;
> + }
> +
> + if (type != Type::Size && obj.get<Size>()) {
> + std::cerr
> + << "Object " << name << " didn't fail to parse as "
> + << "Size" << std::endl;
> + return TestFail;
> + }
> +
> + return TestPass;
> + }
> +
> int run()
> {
> /* Test invalid YAML file */
> @@ -107,58 +184,24 @@ protected:
> return TestFail;
> }
>
> - if (!root->contains("string")) {
> - cerr << "Missing string object in YAML root" << std::endl;
> - return TestFail;
> - }
> -
> - if (!root->contains("double")) {
> - cerr << "Missing double object in YAML root" << std::endl;
> - return TestFail;
> - }
> -
> - if (!root->contains("int32_t")) {
> - cerr << "Missing int32_t object in YAML root" << std::endl;
> - return TestFail;
> - }
> -
> - if (!root->contains("uint32_t")) {
> - cerr << "Missing uint32_t object in YAML root" << std::endl;
> - return TestFail;
> - }
> -
> - if (!root->contains("size")) {
> - cerr << "Missing Size object in YAML root" << std::endl;
> - return TestFail;
> - }
> -
> - if (!root->contains("list")) {
> - cerr << "Missing list object in YAML root" << std::endl;
> - return TestFail;
> - }
> -
> - if (!root->contains("dictionary")) {
> - cerr << "Missing dictionary object in YAML root" << std::endl;
> - return TestFail;
> - }
> -
> - if (!root->contains("level1")) {
> - cerr << "Missing leveled object in YAML root" << std::endl;
> - return TestFail;
> + std::vector<const char *> rootElemNames = {
> + "string", "double", "int32_t", "uint32_t", "size",
> + "list", "dictionary", "level1",
> + };
> +
> + for (const char *name : rootElemNames) {
> + if (!root->contains(name)) {
> + cerr << "Missing " << name << " object in YAML root"
> + << std::endl;
> + return TestFail;
> + }
> }
>
> /* Test string object */
> auto &strObj = (*root)["string"];
>
> - if (strObj.isDictionary()) {
> - cerr << "String object parse as Dictionary" << std::endl;
> + if (testObjectType(strObj, "string", Type::String) != TestPass)
> return TestFail;
> - }
> -
> - if (strObj.isList()) {
> - cerr << "String object parse as List" << std::endl;
> - return TestFail;
> - }
>
> if (strObj.get<string>().value_or("") != "libcamera" ||
> strObj.get<string>("") != "libcamera") {
> @@ -166,38 +209,11 @@ protected:
> return TestFail;
> }
>
> - if (strObj.get<int32_t>()) {
> - cerr << "String object parse as integer" << std::endl;
> - return TestFail;
> - }
> -
> - if (strObj.get<uint32_t>()) {
> - cerr << "String object parse as unsigned integer" << std::endl;
> - return TestFail;
> - }
> -
> - if (strObj.get<double>()) {
> - cerr << "String object parse as double" << std::endl;
> - return TestFail;
> - }
> -
> - if (strObj.get<Size>()) {
> - cerr << "String object parse as Size" << std::endl;
> - return TestFail;
> - }
> -
> /* Test int32_t object */
> auto &int32Obj = (*root)["int32_t"];
>
> - if (int32Obj.isDictionary()) {
> - cerr << "Integer object parse as Dictionary" << std::endl;
> + if (testObjectType(int32Obj, "int32_t", Type::Int32) != TestPass)
> return TestFail;
> - }
> -
> - if (int32Obj.isList()) {
> - cerr << "Integer object parse as Integer" << std::endl;
> - return TestFail;
> - }
>
> if (int32Obj.get<int32_t>().value_or(0) != -100 ||
> int32Obj.get<int32_t>(0) != -100) {
> @@ -217,28 +233,11 @@ protected:
> return TestFail;
> }
>
> - if (int32Obj.get<uint32_t>()) {
> - cerr << "Negative integer object parse as unsigned integer" << std::endl;
> - return TestFail;
> - }
> -
> - if (int32Obj.get<Size>()) {
> - cerr << "Integer object parse as Size" << std::endl;
> - return TestFail;
> - }
> -
> /* Test uint32_t object */
> auto &uint32Obj = (*root)["uint32_t"];
>
> - if (uint32Obj.isDictionary()) {
> - cerr << "Unsigned integer object parse as Dictionary" << std::endl;
> + if (testObjectType(uint32Obj, "uint32_t", Type::UInt32) != TestPass)
> return TestFail;
> - }
> -
> - if (uint32Obj.isList()) {
> - cerr << "Unsigned integer object parse as List" << std::endl;
> - return TestFail;
> - }
>
> if (uint32Obj.get<int32_t>().value_or(0) != 100 ||
> uint32Obj.get<int32_t>(0) != 100) {
> @@ -264,23 +263,11 @@ protected:
> return TestFail;
> }
>
> - if (uint32Obj.get<Size>()) {
> - cerr << "Unsigned integer object parsed as Size" << std::endl;
> - return TestFail;
> - }
> -
> /* Test double value */
> auto &doubleObj = (*root)["double"];
>
> - if (doubleObj.isDictionary()) {
> - cerr << "Double object parse as Dictionary" << std::endl;
> + if (testObjectType(doubleObj, "double", Type::Double) != TestPass)
> return TestFail;
> - }
> -
> - if (doubleObj.isList()) {
> - cerr << "Double object parse as List" << std::endl;
> - return TestFail;
> - }
>
> if (doubleObj.get<string>().value_or("") != "3.14159" ||
> doubleObj.get<string>("") != "3.14159") {
> @@ -294,53 +281,11 @@ protected:
> return TestFail;
> }
>
> - if (doubleObj.get<int32_t>()) {
> - cerr << "Double object parse as integer" << std::endl;
> - return TestFail;
> - }
> -
> - if (doubleObj.get<uint32_t>()) {
> - cerr << "Double object parse as unsigned integer" << std::endl;
> - return TestFail;
> - }
> -
> - if (doubleObj.get<Size>()) {
> - cerr << "Double object parse as Size" << std::endl;
> - return TestFail;
> - }
> -
> /* Test Size value */
> auto &sizeObj = (*root)["size"];
>
> - if (sizeObj.isDictionary()) {
> - cerr << "Size object parse as Dictionary" << std::endl;
> + if (testObjectType(sizeObj, "size", Type::Size) != TestPass)
> return TestFail;
> - }
> -
> - if (!sizeObj.isList()) {
> - cerr << "Size object parse as List" << std::endl;
> - return TestFail;
> - }
> -
> - if (sizeObj.get<string>()) {
> - cerr << "Size object parse as string" << std::endl;
> - return TestFail;
> - }
> -
> - if (sizeObj.get<double>()) {
> - cerr << "Size object parse as double" << std::endl;
> - return TestFail;
> - }
> -
> - if (sizeObj.get<int32_t>()) {
> - cerr << "Size object parse as integer" << std::endl;
> - return TestFail;
> - }
> -
> - if (sizeObj.get<uint32_t>()) {
> - cerr << "Size object parse as unsigned integer" << std::endl;
> - return TestFail;
> - }
>
> if (sizeObj.get<Size>().value_or(Size(0, 0)) != Size(1920, 1080) ||
> sizeObj.get<Size>(Size(0, 0)) != Size(1920, 1080)) {
> @@ -351,40 +296,8 @@ protected:
> /* Test list object */
> auto &listObj = (*root)["list"];
>
> - if (listObj.isDictionary()) {
> - cerr << "List object parse as Dictionary" << std::endl;
> + if (testObjectType(listObj, "list", Type::List) != TestPass)
> return TestFail;
> - }
> -
> - if (!listObj.isList()) {
> - cerr << "List object fail to parse as List" << std::endl;
> - return TestFail;
> - }
> -
> - if (listObj.get<string>()) {
> - cerr << "List object parse as string" << std::endl;
> - return TestFail;
> - }
> -
> - if (listObj.get<double>()) {
> - cerr << "List object parse as double" << std::endl;
> - return TestFail;
> - }
> -
> - if (listObj.get<int32_t>()) {
> - cerr << "List object parse as integer" << std::endl;
> - return TestFail;
> - }
> -
> - if (listObj.get<uint32_t>()) {
> - cerr << "List object parse as unsigne integer" << std::endl;
> - return TestFail;
> - }
> -
> - if (listObj.get<Size>()) {
> - cerr << "String list object parse as Size" << std::endl;
> - return TestFail;
> - }
>
> static constexpr std::array<const char *, 2> listValues{
> "James",
> @@ -424,40 +337,8 @@ protected:
> /* Test dictionary object */
> auto &dictObj = (*root)["dictionary"];
>
> - if (!dictObj.isDictionary()) {
> - cerr << "Dictionary object fail to parse as Dictionary" << std::endl;
> + if (testObjectType(dictObj, "dictionary", Type::Dictionary) != TestPass)
> return TestFail;
> - }
> -
> - if (dictObj.isList()) {
> - cerr << "Dictionary object parse as List" << std::endl;
> - return TestFail;
> - }
> -
> - if (dictObj.get<string>()) {
> - cerr << "Dictionary object parse as string" << std::endl;
> - return TestFail;
> - }
> -
> - if (dictObj.get<double>()) {
> - cerr << "Dictionary object parse as double" << std::endl;
> - return TestFail;
> - }
> -
> - if (dictObj.get<int32_t>()) {
> - cerr << "Dictionary object parse as integer" << std::endl;
> - return TestFail;
> - }
> -
> - if (dictObj.get<uint32_t>()) {
> - cerr << "Dictionary object parse as unsigned integer" << std::endl;
> - return TestFail;
> - }
> -
> - if (dictObj.get<Size>()) {
> - cerr << "Dictionary object parse as Size" << std::endl;
> - return TestFail;
> - }
>
> static constexpr std::array<std::pair<const char *, int>, 3> dictValues{ {
> { "a", 1 },
> --
> Regards,
>
> Laurent Pinchart
>
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