Missing applicationUrl does not inherit dashboard url

Aspire.sln

@@ -160,6 +160,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Aspire.MySqlConnector.Tests
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "TestProject.IntegrationServiceA", "tests\testproject\TestProject.IntegrationServiceA\TestProject.IntegrationServiceA.csproj", "{DCF2D47A-921A-4900-B5B2-CF97B3531CE8}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TestProject.LaunchSettings", "tests\testproject\TestProject.LaunchSettings\TestProject.LaunchSettings.csproj", "{A734177E-213B-4D68-98A4-6F5C00234053}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -430,6 +432,10 @@ Global
 		{DCF2D47A-921A-4900-B5B2-CF97B3531CE8}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{DCF2D47A-921A-4900-B5B2-CF97B3531CE8}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{DCF2D47A-921A-4900-B5B2-CF97B3531CE8}.Release|Any CPU.Build.0 = Release|Any CPU
+		{A734177E-213B-4D68-98A4-6F5C00234053}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{A734177E-213B-4D68-98A4-6F5C00234053}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{A734177E-213B-4D68-98A4-6F5C00234053}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{A734177E-213B-4D68-98A4-6F5C00234053}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -505,6 +511,7 @@ Global
 		{CA283D7F-EB95-4353-B196-C409965D2B42} = {27381127-6C45-4B4C-8F18-41FF48DFE4B2}
 		{C8079F06-304F-49B1-A0C1-45AA3782A923} = {4981B3A5-4AFD-4191-BF7D-8692D9783D60}
 		{DCF2D47A-921A-4900-B5B2-CF97B3531CE8} = {975F6F41-B455-451D-A312-098DE4A167B6}
+		{A734177E-213B-4D68-98A4-6F5C00234053} = {975F6F41-B455-451D-A312-098DE4A167B6}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {6DCEDFEC-988E-4CB3-B45B-191EB5086E0C}

src/Aspire.Hosting/Dcp/ApplicationExecutor.cs

@@ -408,12 +408,6 @@ private async Task CreateExecutablesAsync(IEnumerable<AppResource> executableRes
                 }
                 else
                 {
-                    // If there is no launch profile, we want to make sure that certain environment variables are NOT inherited
-                    foreach (var envVar in s_doNotInheritEnvironmentVars)
-                    {
-                        config.Add(envVar, "");
-                    }
-
                     if (er.ServicesProduced.Count > 0)
                     {
                         if (er.ModelResource is ProjectResource)
@@ -451,6 +445,12 @@ private async Task CreateExecutablesAsync(IEnumerable<AppResource> executableRes
                     }
                 }
 
+                // We want to make sure that certain environment variables are NOT inherited
+                foreach (var envVar in s_doNotInheritEnvironmentVars)
+                {
+                    config.TryAdd(envVar, "");
+                }
+
                 spec.Env = new();
                 foreach (var c in config)
                 {

tests/Aspire.Hosting.Tests/DistributedApplicationTests.cs

@@ -390,6 +390,32 @@ public async Task VerifyDockerAppWorks()
         await app.StopAsync();
     }
 
+    [LocalOnlyFact]
+    public async Task NoUrlInLaunchSettings()
+    {
+        var testProgram = CreateTestProgram();
+        testProgram.AppBuilder.Services.AddLogging(b => b.AddXunit(_testOutputHelper));
+
+        testProgram.AppBuilder.AddProject("launch", new Projects.TestProject_LaunchSettings().ProjectPath);
+
+        await using var app = testProgram.Build();
+
+        await app.StartAsync();
+
+        var s = app.Services.GetRequiredService<KubernetesService>();
+        var list = await s.ListAsync<Executable>();
+
+        var proj = list.FirstOrDefault(x => x.Spec.WorkingDirectory?.Contains("LaunchSettings") == true);
+
+        Assert.NotNull(proj);
+        Assert.NotNull(proj.Spec.Env);
+
+        // URLs isn't set in launch settings, and shouldn't be inherited from dashboard
+        Assert.Null(proj.Spec.Env.First(x => x.Name == "ASPNETCORE_URLS").Value);
+
+        await app.StopAsync();
+    }
+
     private static TestProgram CreateTestProgram(string[]? args = null, bool includeIntegrationServices = false, bool includeNodeApp = false) =>
         TestProgram.Create<DistributedApplicationTests>(args, includeIntegrationServices: includeIntegrationServices, includeNodeApp: includeNodeApp);
 }

tests/testproject/TestProject.AppHost/TestProject.AppHost.csproj

@@ -15,6 +15,7 @@
     <ProjectReference Include="..\TestProject.ServiceB\TestProject.ServiceB.csproj" ServiceNameOverride="ServiceB" />
     <ProjectReference Include="..\TestProject.ServiceC\TestProject.ServiceC.csproj" ServiceNameOverride="ServiceC" />
     <ProjectReference Include="..\TestProject.WorkerA\TestProject.WorkerA.csproj" ServiceNameOverride="WorkerA" />
+    <ProjectReference Include="..\TestProject.LaunchSettings\TestProject.LaunchSettings.csproj" ServiceNameOverride="LaunchSettings" />
   </ItemGroup>
 
 </Project>

tests/testproject/TestProject.LaunchSettings/Program.cs

@@ -0,0 +1,10 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+var builder = WebApplication.CreateBuilder(args);
+var app = builder.Build();
+
+app.MapGet("/", () => "Hello World!");
+app.MapGet("/pid", () => Environment.ProcessId);
+
+app.Run();

tests/testproject/TestProject.LaunchSettings/Properties/launchSettings.json

@@ -0,0 +1,12 @@
+{
+  "profiles": {
+    "TestProject.LaunchSettings": {
+      "commandName": "Project",
+      "launchBrowser": true,
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+      //"applicationUrl": Purposefully not included
+    }
+  }
+}

tests/testproject/TestProject.LaunchSettings/TestProject.LaunchSettings.csproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+
+</Project>

tests/testproject/TestProject.LaunchSettings/appsettings.Development.json

@@ -0,0 +1,8 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  }
+}

tests/testproject/TestProject.LaunchSettings/appsettings.json

@@ -0,0 +1,9 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  },
+  "AllowedHosts": "*"
+}