public void WriteSingleTagShould_Overwrite_Existing_Tag_Information_In_DataFile()
{
opcWriterCsv = new OpcWriterCsv(dataFilePath);
opcWriterCsv.WriteSingleTag(new OpcTag("opcTagSingle", "opcValueSingle", OpcTag.OpcTagQuality.Good));
opcWriterCsv.WriteSingleTag(new OpcTag("opcTagSingle2", "opcValueSingle2", OpcTag.OpcTagQuality.Bad));
opcWriterCsv.WriteSingleTag(new OpcTag("opcTagSingle", "opcValue1", OpcTag.OpcTagQuality.Good));
string expectedFileContent = "opcTagSingle;opcValue1;Good;192" + Environment.NewLine
+ "opcTagSingle2;opcValueSingle2;Bad;0";
string actualFileContent = File.ReadAllText(dataFilePath);
Assert.AreEqual(expectedFileContent, actualFileContent);
}
public void WriteSingleTagShould_Create_A_Leading_New_Line_If_DataFile_Has_Content()
{
opcWriterCsv = new OpcWriterCsv(dataFilePath);
opcWriterCsv.WriteSingleTag(new OpcTag("opcTagSingle", "opcValueSingle", OpcTag.OpcTagQuality.Good));
opcWriterCsv.WriteSingleTag(new OpcTag("opcTagSingle2", "opcValueSingle2", OpcTag.OpcTagQuality.Bad));
string expectedFileContent = "opcTagSingle;opcValueSingle;Good;192" + Environment.NewLine
+ "opcTagSingle2;opcValueSingle2;Bad;0";
string actualFileContent = File.ReadAllText(dataFilePath);
Assert.AreEqual(expectedFileContent, actualFileContent);
}
public void WriteSingleTagShould_Not_Produce_A_Leading_NewLine_In_AnEmpty_DataFile()
{
opcWriterCsv = new OpcWriterCsv(dataFilePath);
opcWriterCsv.WriteSingleTag(new OpcTag("opcTagSingle", "opcValueSingle", OpcTag.OpcTagQuality.Good));
string expectedFileContent = "opcTagSingle;opcValueSingle;Good;192";
string actualFileContent = File.ReadAllText(dataFilePath);
Assert.AreEqual(expectedFileContent, actualFileContent);
}
