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ScaleTestMatzen: Add more tests

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This commit is contained in:
Lorenz Stechauner
2024-02-18 20:47:12 +01:00
parent f4eb6456be
commit 7f4cfdc1b5
2 changed files with 67 additions and 11 deletions
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4
Elwig/Helpers/Weighing/SystecScale.cs
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@ -44,6 +44,8 @@ namespace Elwig.Helpers.Weighing {
} else {
throw new ArgumentException("Unsupported scheme");
}
Stream.WriteTimeout = 250;
Stream.ReadTimeout = 11000;
if (empty != null) {
var parts = empty.Split(':');
@ -105,7 +107,7 @@ namespace Elwig.Helpers.Weighing {
line = await reader.ReadLineAsync();
if (LogPath != null) await File.AppendAllTextAsync(LogPath, $"{line}\r\n");
}
if (line == null || line.Length < 4 || !line.StartsWith("<") || !line.EndsWith(">")) {
if (line == null || line.Length < 4 || !line.StartsWith('<') || !line.EndsWith('>')) {
throw new IOException("Invalid response from scale");
}

74
Tests/WeighingTests/ScaleTestMatzen.cs
View File

@ -8,29 +8,45 @@ namespace Tests.WeighingTests {
private SystecScale? Scale;
private static (string, bool) ScaleHandler(string req, int weight, string? error, int identNr) {
bool incr = false;
if (!req.StartsWith('<') || !req.EndsWith('>'))
return ("<31>\r\n", incr);
var modes = error?.Split(';') ?? [];
var overloaded = modes.Contains("overloaded");
var moving = modes.Contains("moving");
var invalid = modes.Contains("invalid");
var crc = modes.Contains("crc");
var unit = modes.Contains("unit");
if (invalid) {
return ("abcd\r\n", false);
} else if (!req.StartsWith('<') || !req.EndsWith('>')) {
return ("<31>\r\n", false);
}
req = req[1..^1];
bool incr;
if (req.Length > 3) {
return ("<32>\r\n", incr);
return ("<32>\r\n", false);
} else if (req.StartsWith("RN")) {
incr = true;
} else if (req.StartsWith("RM")) {
incr = false;
} else {
return ("<32>\r\n", incr);
return ("<32>\r\n", false);
}
var modes = error?.Split(';') ?? [];
if (weight == 0) {
if (overloaded) {
return ("<12>\r\n", false);
} else if (weight == 0) {
incr = false;
}
bool moving = modes.Contains("moving");
string data = $"00{(moving ? 1 : 0)}0{DateTime.Now:dd.MM.yyHH:mm}{(incr ? identNr : 0),4}1{weight,8}{0,8}{weight,8}kg {1,3}";
return ($"<{data}{Elwig.Helpers.Utils.CalcCrc16Modbus(data),8}>\r\n", incr);
if (moving && incr)
return ("<13>\r\n", false);
string data = $"00{(moving ? 1 : 0)}0{DateTime.Now:dd.MM.yyHH:mm}{(incr ? identNr : 0),4}1" +
$"{weight,8}{0,8}{weight,8}{(unit ? "lb" : "kg")} {1,3}";
ushort checksum = Elwig.Helpers.Utils.CalcCrc16Modbus(data);
if (crc) checksum += 10;
return ($"<{data}{checksum,8}>\r\n", incr);
}
[OneTimeSetUp]
@ -89,5 +105,43 @@ namespace Tests.WeighingTests {
Date = Utils.Today, Time = Utils.Time,
}));
}
[Test]
public void Test_03_Moving() {
Mock!.Weight = 1_000;
Mock!.Error = "moving";
IOException ex = Assert.ThrowsAsync<IOException>(async () => await Scale!.Weigh());
Assert.That(ex.Message, Contains.Substring("Waage in Bewegung"));
}
[Test]
public void Test_04_Overloaded() {
Mock!.Weight = 10_000;
Mock!.Error = "overloaded";
IOException ex = Assert.ThrowsAsync<IOException>(async () => await Scale!.Weigh());
Assert.That(ex.Message, Contains.Substring("Waage in Überlast"));
}
[Test]
public void Test_05_InvalidResponse() {
Mock!.Weight = 1_000;
Mock!.Error = "invalid";
Assert.ThrowsAsync<IOException>(async () => await Scale!.Weigh());
}
[Test]
public void Test_06_InvalidCrc() {
Mock!.Weight = 1_000;
Mock!.Error = "crc";
IOException ex = Assert.ThrowsAsync<IOException>(async () => await Scale!.Weigh());
Assert.That(ex.Message, Contains.Substring("Invalid CRC16 checksum"));
}
[Test]
public void Test_07_InvalidUnit() {
Mock!.Weight = 1_000;
Mock!.Error = "unit";
IOException ex = Assert.ThrowsAsync<IOException>(async () => await Scale!.Weigh());
}
}
}