Use dotnet-install.sh in .NET feature (#628)feature_dotnet_2.0.0

* Use dotnet-install.sh in .NET feature

* Use latest.version files

* Cleanup runtime args

* Use latest.version files in tests as well

* Improve tests, remove code duplication

* Add stderr helper

* Validate version inputs

* Use suggested description

Co-authored-by: Samruddhi Khandale <samruddhikhandale@github.com>

* Shorter version description

Co-authored-by: Samruddhi Khandale <samruddhikhandale@github.com>

* Shorter version description

Co-authored-by: Samruddhi Khandale <samruddhikhandale@github.com>

* Clean up apt lists

* Verify 7.0 is latest

* Fix PATH, add test for .NET global tools

* Include a copy of dotnet-install.sh in the Feature

* Configure useful env variables

* Use stringly typed booleans

* Keep imperative writing style in option hints

* Update maintainers

Co-authored-by: Samruddhi Khandale <samruddhikhandale@github.com>

* Move dotnet-install.sh into a vendor directory

* Refactor variables

* Amend

* Amend 2

* Use default options from devcontainer-feature.json

* Add back variables

* Fix shellchek warning in fetch_latest_sdk_version

* Inline install_version function

* Fix ShellCheck warnings

* Improve CSV parsing

* Default to latest when configuring an empty version

* Add support for runtime-only configurations

* Move 'none' check higher up

* Deduplicate helper functions, sort into files

* Address the user more directly in NOTES

* Remove unnecessary defaults

* Replace feature -> Feature

Co-authored-by: Samruddhi Khandale <samruddhikhandale@github.com>

* Add update-dotnet-install-script workflow

* Apply suggestions from code review

Co-authored-by: Samruddhi Khandale <samruddhikhandale@github.com>

* Don't skip ci for automated script update

---------

Co-authored-by: Samruddhi Khandale <samruddhikhandale@github.com>

1 files changed, 71 insertions, 0 deletions

diff --git a/test/dotnet/dotnet_helpers.sh b/test/dotnet/dotnet_helpers.sh
new file mode 100644
index 0000000..6c833b4
--- /dev/null
+++ b/test/dotnet/dotnet_helpers.sh
@@ -0,0 +1,71 @@
+#!/bin/bash
+
+# Prints the latest dotnet version in the specified channel
+# Usage: fetch_latest_version_in_channel <channel> [<runtime>]
+# Example: fetch_latest_version_in_channel "LTS"
+# Example: fetch_latest_version_in_channel "6.0" "dotnet"
+# Example: fetch_latest_version_in_channel "6.0" "aspnetcore"
+fetch_latest_version_in_channel() {
+    local channel="$1"
+    local runtime="$2"
+    if [ "$runtime" = "dotnet" ]; then
+        wget -qO- "https://dotnetcli.azureedge.net/dotnet/Runtime/$channel/latest.version"
+    elif [ "$runtime" = "aspnetcore" ]; then
+        wget -qO- "https://dotnetcli.azureedge.net/dotnet/aspnetcore/Runtime/$channel/latest.version"
+    else
+        wget -qO- "https://dotnetcli.azureedge.net/dotnet/Sdk/$channel/latest.version"
+    fi
+    
+}
+
+# Prints the latest dotnet version
+# Usage: fetch_latest_version [<runtime>]
+# Example: fetch_latest_version
+# Example: fetch_latest_version "dotnet"
+# Example: fetch_latest_version "aspnetcore"
+fetch_latest_version() {
+    local runtime="$1"
+    local sts_version
+    local lts_version
+    sts_version=$(fetch_latest_version_in_channel "STS" "$runtime")
+    lts_version=$(fetch_latest_version_in_channel "LTS" "$runtime")
+    if [[ "$sts_version" > "$lts_version" ]]; then
+        echo "$sts_version"
+    else
+        echo "$lts_version"
+    fi
+}
+
+# Asserts that the specified .NET SDK version is installed
+# Returns a non-zero exit code if the check fails
+# Usage: is_dotnet_sdk_version_installed <version>
+# Example: is_dotnet_sdk_version_installed "6.0"
+# Example: is_dotnet_sdk_version_installed "6.0.412"
+is_dotnet_sdk_version_installed() {
+    local expected="$1"
+    dotnet --list-sdks | grep --fixed-strings --silent "$expected"
+    return $?
+}
+
+
+# Asserts that the specified .NET Runtime version is installed
+# Returns a non-zero exit code if the check fails
+# Usage: is_dotnet_runtime_version_installed <version>
+# Example: is_dotnet_runtime_version_installed "6.0"
+# Example: is_dotnet_runtime_version_installed "6.0.412"
+is_dotnet_runtime_version_installed() {
+    local expected="$1"
+    dotnet --list-runtimes | grep --fixed-strings --silent "Microsoft.NETCore.App $expected"
+    return $?
+}
+
+# Asserts that the specified ASP.NET Core Runtime version is installed
+# Returns a non-zero exit code if the check fails
+# Usage: is_aspnetcore_runtime_version_installed <version>
+# Example: is_aspnetcore_runtime_version_installed "6.0"
+# Example: is_aspnetcore_runtime_version_installed "6.0.412"
+is_aspnetcore_runtime_version_installed() {
+    local expected="$1"
+    dotnet --list-runtimes | grep --fixed-strings --silent "Microsoft.AspNetCore.App $expected"
+    return $?
+}
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