public void TestGetLatestEmpty()
{
var testFile = GetFile();
var invocations = Invocations.CreateForTesting(3, testFile);
Assert.Equal(null, invocations.GetLastInvocation(LoggingContext));
}
public void TestRecordingSingleFieAndReadBack()
{
var testFile = GetFile();
var invocations = Invocations.CreateForTesting(5, testFile);
Assert.False(File.Exists(testFile));
var recordDate = new DateTime(2222, 2, 2, 2, 2, 2, DateTimeKind.Utc);
invocations.RecordInvocation(LoggingContext, CreateTestInvocation(1, recordDate));
Assert.True(File.Exists(testFile));
var lines = File.ReadAllLines(testFile);
Assert.Equal(1, lines.Length);
Assert.Equal("0\ts-1\t2222-02-02T02:02:02.0000000Z\tPrimaryConfigFile\tLogsFolder\tEngineVersion\tEngineBinFolder\tEngineCommitId", lines[0]);
var allEntires = invocations.GetInvocations(LoggingContext);
Assert.Equal(1, allEntires.Count);
var entry = allEntires.First();
Assert.Equal(0, entry.LineVersion);
Assert.Equal(recordDate, entry.BuildStartTimeUtc);
Assert.Equal("PrimaryConfigFile", entry.PrimaryConfigFile);
Assert.Equal("LogsFolder", entry.LogsFolder);
Assert.Equal("EngineVersion", entry.EngineVersion);
Assert.Equal("EngineBinFolder", entry.EngineBinFolder);
Assert.Equal("EngineCommitId", entry.EngineCommitId);
}
public void TestGetLatestInFaceOfErrors()
{
var testFile = GetFile();
File.WriteAllLines(testFile, new []
{
"error",
"0\ts-1\tBadTime\tConfig\tLogsFolder\tEngineVersion\tEngineBin\tEngineCommitId",
"", // empty line
"0\ts-2\t2018-08-15T19:35:50.1539252Z\tConfig\tEngineVersion\tOneColLess",
"#\ts-x", // non numeric version number
"0\ts-3\t2018-08-15T19:35:50.1539252Z\tConfig\tLogsFolder\tEngineVersion\tEngineBin\tEngineCommitId\tExtraCol",
CreateTestInvocation(4).ToTsvLine(),
CreateTestInvocation(5).ToTsvLine(),
"99\ts-6\t2018-08-15T19:35:50.1539252Z\tConfig\tLogsFolder\tEngineVersion\tEngineBin\tEngineCommitId",
});
var invocations = Invocations.CreateForTesting(3, testFile);
// Last
Assert.Equal("s-5", invocations.GetLastInvocation(LoggingContext).Value.SessionId);
Assert.Equal(2, invocations.GetInvocations(LoggingContext).Count);
Assert.Equal("s-4", invocations.GetInvocations(LoggingContext)[0].SessionId);
Assert.Equal("s-5", invocations.GetInvocations(LoggingContext)[1].SessionId);
}
public void TestGetLatestSingle()
{
var testFile = GetFile();
var invocations = Invocations.CreateForTesting(3, testFile);
invocations.RecordInvocation(LoggingContext, CreateTestInvocation(1));
Assert.Equal("s-1", invocations.GetLastInvocation(LoggingContext).Value.SessionId);
}
public void TestNoFileAccess()
{
var testFile = GetFile();
var invocations = Invocations.CreateForTesting(3, testFile);
// No exception should be thrown even if the invocations file cannot be opened
using (var fs = new FileStream(testFile, FileMode.CreateNew, FileAccess.Write, FileShare.None))
{
invocations.RecordInvocation(LoggingContext, CreateTestInvocation(2));
}
}
public void TestGetLatestOverflow()
{
var testFile = GetFile();
var invocations = Invocations.CreateForTesting(3, testFile);
for (int i = 0; i < 10; i++)
{
invocations.RecordInvocation(LoggingContext, CreateTestInvocation(i));
}
Assert.Equal("s-9", invocations.GetLastInvocation(LoggingContext).Value.SessionId);
}
public void TestFillingAndOverFlow()
{
var testFile = GetFile();
var invocations = Invocations.CreateForTesting(3, testFile);
for (int i = 0; i < 12; i++)
{
invocations.RecordInvocation(LoggingContext, CreateTestInvocation(i));
}
Assert.True(File.Exists(testFile));
var lines = File.ReadAllLines(testFile);
Assert.Equal(3, lines.Length);
Assert.True(lines[0].StartsWith("0\ts-9\t"));
Assert.True(lines[1].StartsWith("0\ts-10\t"));
Assert.True(lines[2].StartsWith("0\ts-11\t"));
}
public void TestShrinking()
{
var testFile = GetFile();
File.WriteAllLines(testFile, new [] { "a", "b", "c", "d", "e", "f" });
var invocations = Invocations.CreateForTesting(4, testFile);
invocations.RecordInvocation(LoggingContext, CreateTestInvocation(1));
invocations.RecordInvocation(LoggingContext, CreateTestInvocation(2));
Assert.True(File.Exists(testFile));
var lines = File.ReadAllLines(testFile);
Assert.Equal(4, lines.Length);
Assert.True(lines[0].StartsWith("e"));
Assert.True(lines[1].StartsWith("f"));
Assert.True(lines[2].StartsWith("0\ts-1\t"));
Assert.True(lines[3].StartsWith("0\ts-2\t"));
}
