public void DisplayUnitsTest()
{
string fileName = "displayUnitsTest.json";
JSONExporter exporter = new JSONExporter(fileName, "myProcess.exe");
exporter.Initialize();
for (int i = 0; i < 20; i++)
{
exporter.CounterPayloadReceived("myProvider", TestHelpers.GenerateCounterPayload(false, "heapSize", (double)i, 0, "Heap Size", "MB"), false);
}
exporter.Stop();
Assert.True(File.Exists(fileName));
using (StreamReader r = new StreamReader(fileName))
{
string json = r.ReadToEnd();
JSONCounterTrace counterTrace = JsonConvert.DeserializeObject <JSONCounterTrace>(json);
Assert.Equal("myProcess.exe", counterTrace.targetProcess);
Assert.Equal(20, counterTrace.events.Length);
var i = 0;
foreach (JSONCounterPayload payload in counterTrace.events)
{
Assert.Equal("myProvider", payload.provider);
Assert.Equal("Heap Size (MB)", payload.name);
Assert.Equal(i, payload.value);
i += 1;
}
}
}
public void CounterTest()
{
string fileName = "CounterTest.json";
JSONExporter exporter = new JSONExporter(fileName, "myProcess.exe");
exporter.Initialize();
for (int i = 0; i < 10; i++)
{
exporter.CounterPayloadReceived("myProvider", TestHelpers.GenerateCounterPayload(false, "counterOne", 1.0, 1, "Counter One"), false);
}
exporter.Stop();
Assert.True(File.Exists(fileName));
using (StreamReader r = new StreamReader(fileName))
{
string json = r.ReadToEnd();
JSONCounterTrace counterTrace = JsonConvert.DeserializeObject <JSONCounterTrace>(json);
Assert.Equal("myProcess.exe", counterTrace.targetProcess);
Assert.Equal(10, counterTrace.events.Length);
foreach (JSONCounterPayload payload in counterTrace.events)
{
Assert.Equal("myProvider", payload.provider);
Assert.Equal("Counter One", payload.name);
Assert.Equal("Metric", payload.counterType);
Assert.Equal(1.0, payload.value);
}
}
}
public void PercentilesTest()
{
string fileName = "PercentilesTest.json";
JSONExporter exporter = new JSONExporter(fileName, "myProcess.exe");
exporter.Initialize();
DateTime start = DateTime.Now;
for (int i = 0; i < 10; i++)
{
exporter.CounterPayloadReceived(new PercentilePayload("myProvider", "counterOne", "Counter One", "", "f=abc,Percentile=50", 1, start + TimeSpan.FromSeconds(i)), false);
}
exporter.Stop();
Assert.True(File.Exists(fileName));
using (StreamReader r = new StreamReader(fileName))
{
string json = r.ReadToEnd();
JSONCounterTrace counterTrace = JsonConvert.DeserializeObject <JSONCounterTrace>(json);
Assert.Equal("myProcess.exe", counterTrace.targetProcess);
Assert.Equal(10, counterTrace.events.Length);
foreach (JSONCounterPayload payload in counterTrace.events)
{
Assert.Equal("myProvider", payload.provider);
Assert.Equal("Counter One", payload.name);
Assert.Equal("Metric", payload.counterType);
Assert.Equal(1.0, payload.value);
Assert.Equal("f=abc,Percentile=50", payload.tags);
}
}
}
public void ValidJSONFormatTest()
{
// Test if the produced JSON is a valid format.
// Regression test for https://github.com/dotnet/diagnostics/issues/1020
string fileName = "validJSONFormatTest.json";
JSONExporter exporter = new JSONExporter(fileName, "myProcess.exe");
exporter.Initialize();
for (int i = 0; i < 20; i++)
{
exporter.CounterPayloadReceived("myProvider", TestHelpers.GenerateCounterPayload(false, "heapSize", 0, 0, "Heap Size", "MB"), false);
}
exporter.Stop();
Assert.True(File.Exists(fileName));
using (StreamReader r = new StreamReader(fileName))
{
string json = r.ReadToEnd();
// first } from end of the last event payload
// next ] from closing "Events" field
// last } from closing the whole JSON
Assert.EndsWith("0 }]}", json);
}
}
static void Main(string[] args)
{
string[] keywords = { "game", "browser" };
string[] fieldNames =
{
"Url", "ScrapedDate", "Name", "Developer", "IsTopDeveloper", "DeveloperURL", "PublicationDate",
"Category", "IsFree", "Price", "CoverImageUrl", "Description", "ReviewScore", "ReviewTotal",
"FiveStarsReviews", "FourStarsReviews", "ThreeStarsReviews", "TwoStarsReviews",
"OneStarReviewCount", "AppSize", "Installs", "CurrentVersion", "MinimumOSVersion", "ContentRating",
"HaveInAppPurchases", "InAppPriceRange", "DeveloperEmail", "DeveloperWebsite", "DeveloperPrivacyPolicy"
};
string outputFilePath = @"./result";
IExporter exporter = null;
// Export to CSV file.
// NOTE: You can also implement your own Exporter class.
// Please see IExporter and CSVExporter class for example.
exporter = new CSVExporter(outputFilePath + ".csv", fieldNames);
// Start crawling for the keywords with maximum 30 Apps result and download delay 1 second.
PlayStoreScraper.Crawl(keywords, exporter, 30, 1000);
// Same example with exporting to JSON file
exporter = new JSONExporter(outputFilePath + ".json", fieldNames);
PlayStoreScraper.Crawl(keywords, exporter, 30, 1000);
// Same example with callback method
PlayStoreScraper.Crawl(keywords, null, 30, 1000, appModel =>
{
Console.WriteLine("App Name: {0}, App URL: {1}", appModel.Name, appModel.Url);
});
}