Auto: s7-d1 — TIA Portal CSV + STEP 7 Classic AWL symbol import
Closes #299
This commit is contained in:
Joseph Doherty
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using System.IO;
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using System.Text.Json;
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using CliFx.Exceptions;
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using CliFx.Infrastructure;
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using Shouldly;
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using Xunit;
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using ZB.MOM.WW.OtOpcUa.Driver.S7.Cli.Commands;
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namespace ZB.MOM.WW.OtOpcUa.Driver.S7.Cli.Tests;
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/// <summary>
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/// Coverage for the <c>import-symbols</c> CLI command. The command is intentionally
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/// thin (open file, hand to <c>TiaCsvImporter</c> / <c>AwlImporter</c>, serialise) —
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/// these tests focus on the I/O + flag-handling shape rather than re-running the
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/// parser.
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/// </summary>
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[Trait("Category", "Unit")]
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public sealed class ImportSymbolsCommandTests
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{
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private const string CanonicalTiaCsv = """
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Name,Path,Data type,Logical address,Comment,Hmi accessible
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MotorSpeed,Default,Int,%MW0,Motor speed,True
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TankLevel,Default,Real,%MD4,Tank level,True
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RunFlag,Default,Bool,%M0.0,Run flag,True
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""";
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private const string CanonicalAwl = """
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VAR_GLOBAL
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Speed : INT;
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Pressure : REAL;
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END_VAR
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""";
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[Fact]
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public async Task Execute_with_tia_csv_emits_json_fragment_with_three_tags()
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{
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var path = Path.Combine(Path.GetTempPath(), $"s7-tia-{Guid.NewGuid():N}.csv");
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File.WriteAllText(path, CanonicalTiaCsv);
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try
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{
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using var console = new FakeInMemoryConsole();
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var cmd = new ImportSymbolsCommand
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{
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File = path,
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Format = "tia",
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Emit = "appsettings-fragment",
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};
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await cmd.ExecuteAsync(console);
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var output = console.ReadOutputString();
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output.ShouldContain("\"Tags\"");
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using var doc = JsonDocument.Parse(output);
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var tags = doc.RootElement.GetProperty("Tags");
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tags.GetArrayLength().ShouldBe(3);
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tags[0].GetProperty("Name").GetString().ShouldBe("MotorSpeed");
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tags[0].GetProperty("Address").GetString().ShouldBe("MW0");
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tags[0].GetProperty("DataType").GetString().ShouldBe("Int16");
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tags[2].GetProperty("DataType").GetString().ShouldBe("Bool");
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}
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finally
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{
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try { File.Delete(path); } catch { /* best-effort */ }
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}
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}
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[Fact]
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public async Task Execute_with_summary_emit_prints_counters()
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{
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var path = Path.Combine(Path.GetTempPath(), $"s7-tia-{Guid.NewGuid():N}.csv");
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File.WriteAllText(path, CanonicalTiaCsv);
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try
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{
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using var console = new FakeInMemoryConsole();
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var cmd = new ImportSymbolsCommand
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{
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File = path,
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Format = "tia",
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Emit = "summary",
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};
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await cmd.ExecuteAsync(console);
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var output = console.ReadOutputString();
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output.ShouldContain("Imported 3");
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output.ShouldContain("udt-placeholders 0");
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}
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finally
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{
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try { File.Delete(path); } catch { /* best-effort */ }
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}
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}
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[Fact]
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public async Task Execute_with_awl_format_emits_var_global_tags()
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{
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var path = Path.Combine(Path.GetTempPath(), $"s7-awl-{Guid.NewGuid():N}.awl");
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File.WriteAllText(path, CanonicalAwl);
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try
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{
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using var console = new FakeInMemoryConsole();
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var cmd = new ImportSymbolsCommand
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{
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File = path,
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Format = "awl",
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Emit = "appsettings-fragment",
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};
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await cmd.ExecuteAsync(console);
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var output = console.ReadOutputString();
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using var doc = JsonDocument.Parse(output);
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var tags = doc.RootElement.GetProperty("Tags");
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tags.GetArrayLength().ShouldBe(2);
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tags[0].GetProperty("Address").GetString().ShouldBe("MW0");
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tags[1].GetProperty("Address").GetString().ShouldBe("MD2");
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}
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finally
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{
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try { File.Delete(path); } catch { /* best-effort */ }
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}
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}
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[Fact]
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public async Task Execute_with_output_path_writes_file_and_prints_summary()
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{
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var inputPath = Path.Combine(Path.GetTempPath(), $"s7-tia-{Guid.NewGuid():N}.csv");
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var outputPath = Path.Combine(Path.GetTempPath(), $"s7-tia-{Guid.NewGuid():N}.json");
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File.WriteAllText(inputPath, CanonicalTiaCsv);
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try
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{
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using var console = new FakeInMemoryConsole();
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var cmd = new ImportSymbolsCommand
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{
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File = inputPath,
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Format = "tia",
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Emit = "appsettings-fragment",
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Output = outputPath,
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};
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await cmd.ExecuteAsync(console);
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File.Exists(outputPath).ShouldBeTrue();
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var fileBody = File.ReadAllText(outputPath);
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using var doc = JsonDocument.Parse(fileBody);
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doc.RootElement.GetProperty("Tags").GetArrayLength().ShouldBe(3);
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console.ReadOutputString().ShouldContain("Wrote 3");
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}
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finally
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{
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try { File.Delete(inputPath); } catch { /* best-effort */ }
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try { File.Delete(outputPath); } catch { /* best-effort */ }
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}
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}
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[Fact]
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public async Task Execute_with_missing_file_throws_command_exception()
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{
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var missing = Path.Combine(Path.GetTempPath(), $"does-not-exist-{Guid.NewGuid():N}.csv");
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using var console = new FakeInMemoryConsole();
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var cmd = new ImportSymbolsCommand
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{
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File = missing,
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};
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var ex = await Should.ThrowAsync<CommandException>(async () => await cmd.ExecuteAsync(console));
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ex.ExitCode.ShouldBe(1);
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}
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[Fact]
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public async Task Execute_with_unknown_format_throws_command_exception()
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{
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var path = Path.Combine(Path.GetTempPath(), $"s7-tia-{Guid.NewGuid():N}.csv");
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File.WriteAllText(path, CanonicalTiaCsv);
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try
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{
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using var console = new FakeInMemoryConsole();
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var cmd = new ImportSymbolsCommand
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{
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File = path,
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Format = "yaml",
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};
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var ex = await Should.ThrowAsync<CommandException>(async () => await cmd.ExecuteAsync(console));
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ex.ExitCode.ShouldBe(2);
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}
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finally
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{
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try { File.Delete(path); } catch { /* best-effort */ }
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}
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}
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[Fact]
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public async Task Execute_with_unknown_emit_throws_command_exception()
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{
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var path = Path.Combine(Path.GetTempPath(), $"s7-tia-{Guid.NewGuid():N}.csv");
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File.WriteAllText(path, CanonicalTiaCsv);
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try
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{
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using var console = new FakeInMemoryConsole();
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var cmd = new ImportSymbolsCommand
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{
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File = path,
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Format = "tia",
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Emit = "xml",
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};
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var ex = await Should.ThrowAsync<CommandException>(async () => await cmd.ExecuteAsync(console));
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ex.ExitCode.ShouldBe(2);
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}
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finally
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{
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try { File.Delete(path); } catch { /* best-effort */ }
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}
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}
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}
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