tests/css_selector.cc

Commits

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Diff

#include <catch_amalgamated.hpp>
#include "../include/grim.h"
#include "../include/parser.h" 
#include <string>
#include <fstream>

void checkSelectorParts(std::string selector, std::vector<std::vector<std::string>> expected) {
	INFO("=========================");
	INFO("Selector: "+selector+"\n");

std::vector<std::vector<std::string>> css = parseSelectorParts(selector);

REQUIRE(css.size() == expected.size());

std::string note = "";
	for (size_t a = 0; a < css.size(); a++) {
		std::string str = "{";
		for (size_t b = 0; b < css[a].size(); b++) {
			str += "\""+css[a][b]+"\",";
		}
		str += "},";

note += str;
	}
	INFO("PARSED: "+note);

for (size_t a = 0; a < css.size(); a++) {
		REQUIRE(css[a].size() == expected[a].size());

for (size_t b = 0; b < css[a].size(); b++) {
			REQUIRE(css[a][b] == expected[a][b]);
		}
	}

}

TEST_CASE( "CSS Selection", "[css]" ) {
	SECTION("parseSelectorParts can parse a simple CSS selector") {
		// This function only parses the last part of the selector
		checkSelectorParts("div > h1", {{"div", ">", "h1"}});
		BENCHMARK("div > h1") {
			return parseSelectorParts("div > h1");
		};
	}
	SECTION("parseSelectorParts can parse a simple CSS selector with a psuedo class selector") {
		checkSelectorParts("div > h1:checked", {{"div", ">", "h1","[checked]"}});
		BENCHMARK("div > h1:checked") {
			return parseSelectorParts("div > h1:checked");
		};
	}
	SECTION("parseSelectorParts can parse a attribute selector") {
		checkSelectorParts("a[href=\"https://www.example.com/\"]", {{"a", "[href=\"https://www.example.com/\"]"}});
		BENCHMARK("a[href=\"https://www.example.com/\"]") {
			return parseSelectorParts("a[href=\"https://www.example.com/\"]");
		};
	}
	SECTION("parseSelectorParts can parse has()") {
		checkSelectorParts("h1:has(+ h2)", {{"h1",":has(+ h2)"}});
		BENCHMARK("h1:has(+ h2)") {
			return parseSelectorParts("h1:has(+ h2)");
		};
	}
	
	SECTION("parseSelectorParts can parse a complex where() selector") {
		checkSelectorParts(":where(ol, ul, menu:unsupported)", {{":where(ol, ul, menu:unsupported)"}});
		BENCHMARK(":where(ol, ul, menu:unsupported)") {
			return parseSelectorParts(":where(ol, ul, menu:unsupported)");
		};
	}
	SECTION("parseSelectorParts can parse multiple simple selectors"){
		checkSelectorParts("input:required, div#id + h1.c1.c2, input[type='password'].class", {{"input", "[required]"},{"div", "#id", "+", "h1", ".c1", ".c2"},{"input", "[type=\"password\"]", ".class"}});
		BENCHMARK("input:required, div#id + h1.c1.c2, input[type='password'].class") {
			return parseSelectorParts("input:required, div#id + h1.c1.c2, input[type='password'].class");
		};
	}
	SECTION("parseSelectorParts can parse a selector with a decendent combinator") {
		checkSelectorParts("div h1", {{"div", " ", "h1"}});
		BENCHMARK("div h1") {
			return parseSelectorParts("div h1");
		};
	}
	SECTION("parseSelectorParts can parse a selector with a decendent combinator") {
		checkSelectorParts("div:has(h1):checked", {{"div", ":has(h1)", "[checked]"}});
		BENCHMARK("div h1") {
			return parseSelectorParts("div h1");
		};
	}
}

TEST_CASE("testSelector", "[CSS]") {
	std::string html = "<!DOCTYPE html>"
			"<html>"
				"<head>"
					"<title>This is a simple test</title>"
					"<link rel=\"stylesheet\" href=\'/style.css\'/>"
				"</head>"
				"<body>"
					"<p id=\"paragraph\" class=\"class1 class2\">This is some text for a simple test</p>"
				"</body>"
			"</html>";

std::stringstream ss(html);
	std::unique_ptr<Node> document = parseStream(ss);

std::cout << document->getTagName() << std::endl;

SECTION("testSelector can match a element given it's tagName") {
		auto html = document->children[0].get();
		INFO(html->getTagName());
		bool match = testSelector(html, parseSelectorParts("nothtml"));
		REQUIRE(match);
	}
}