Joseph Doherty
47 lines
1.8 KiB
C#
47 lines
1.8 KiB
C#
using Shouldly;
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using Xunit;
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using ZB.MOM.WW.OtOpcUa.Commons.Types;
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namespace ZB.MOM.WW.OtOpcUa.Commons.Tests;
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/// <summary>
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/// Pins <see cref="DeviceConfigIntent"/> device-host extraction + normalization semantics (ported
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/// from the historical composer statics; R2-11): null on blank/non-object/non-string/whitespace,
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/// trim+lower normalization, and idempotence.
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/// </summary>
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public sealed class DeviceConfigIntentTests
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{
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[Theory]
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[InlineData("{\"HostAddress\":\"10.0.0.5:8193\"}", "10.0.0.5:8193")]
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[InlineData("{\"HostAddress\":\" HOST:8193 \"}", "host:8193")] // trim + lower
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[InlineData("{\"HostAddress\":\"HOST:8193\",\"other\":1}", "host:8193")]
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// null-yielding cases
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[InlineData(null, null)]
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[InlineData("", null)]
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[InlineData(" ", null)]
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[InlineData("not json {", null)]
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[InlineData("[1,2]", null)] // non-object root
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[InlineData("{\"HostAddress\":123}", null)] // non-string
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[InlineData("{\"HostAddress\":\" \"}", null)] // whitespace value
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[InlineData("{\"other\":\"x\"}", null)] // absent
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public void TryExtractHost(string? cfg, string? expected)
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{
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DeviceConfigIntent.TryExtractHost(cfg).ShouldBe(expected);
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}
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[Theory]
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[InlineData(" HOST:8193 ", "host:8193")]
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[InlineData("host:8193", "host:8193")]
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public void NormalizeHost_trims_and_lowercases(string raw, string expected)
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{
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DeviceConfigIntent.NormalizeHost(raw).ShouldBe(expected);
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}
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[Fact]
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public void NormalizeHost_is_idempotent()
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{
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var once = DeviceConfigIntent.NormalizeHost(" HOST:8193 ");
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DeviceConfigIntent.NormalizeHost(once).ShouldBe(once);
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}
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}
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