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/*  test_file_access.h                                                   */
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#ifndef TEST_FILE_ACCESS_H
#define TEST_FILE_ACCESS_H

#include "core/io/file_access.h"
#include "tests/test_macros.h"
#include "tests/test_utils.h"

namespace TestFileAccess {

TEST_CASE("[FileAccess] CSV read") {
	FileAccessRef f = FileAccess::open(TestUtils::get_data_path("translations.csv"), FileAccess::READ);

	Vector<String> header = f->get_csv_line(); // Default delimiter: ",".
	REQUIRE(header.size() == 3);

	Vector<String> row1 = f->get_csv_line(","); // Explicit delimiter, should be the same.
	REQUIRE(row1.size() == 3);
	CHECK(row1[0] == "GOOD_MORNING");
	CHECK(row1[1] == "Good Morning");
	CHECK(row1[2] == "Guten Morgen");

	Vector<String> row2 = f->get_csv_line();
	REQUIRE(row2.size() == 3);
	CHECK(row2[0] == "GOOD_EVENING");
	CHECK(row2[1] == "Good Evening");
	CHECK(row2[2].is_empty()); // Use case: not yet translated!
	// https://github.com/godotengine/godot/issues/44269
	CHECK_MESSAGE(row2[2] != "\"", "Should not parse empty string as a single double quote.");

	Vector<String> row3 = f->get_csv_line();
	REQUIRE(row3.size() == 6);
	CHECK(row3[0] == "Without quotes");
	CHECK(row3[1] == "With, comma");
	CHECK(row3[2] == "With \"inner\" quotes");
	CHECK(row3[3] == "With \"inner\", quotes\",\" and comma");
	CHECK(row3[4] == "With \"inner\nsplit\" quotes and\nline breaks");
	CHECK(row3[5] == "With \\nnewline chars"); // Escaped, not an actual newline.

	Vector<String> row4 = f->get_csv_line("~"); // Custom delimiter, makes inline commas easier.
	REQUIRE(row4.size() == 3);
	CHECK(row4[0] == "Some other");
	CHECK(row4[1] == "delimiter");
	CHECK(row4[2] == "should still work, shouldn't it?");

	Vector<String> row5 = f->get_csv_line("\t"); // Tab separated variables.
	REQUIRE(row5.size() == 3);
	CHECK(row5[0] == "What about");
	CHECK(row5[1] == "tab separated");
	CHECK(row5[2] == "lines, good?");

	f->close();
}
} // namespace TestFileAccess

#endif // TEST_FILE_ACCESS_H