Test that asdf exec works even if asdf shims are not in PATH.

CHANGELOG.md

@@ -4,6 +4,8 @@
 
 Features
 
+
+* Shims can be invoked directly via `asdf exec <tool> [args...]` without requiring to have all shims on path (#374).
 * Configurable command hooks from `.asdfrc`
   Suppose a `foo` plugin is installed and provides a `bar` executable,
   The following hooks will be executed when set:

bin/private/asdf-exec

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
-# remove this asdf-exec file when v0.7 becomes the stable version
-echo "asdf is self upgrading shims to new asdf-tool-exec"
+# remove this asdf-exec file when releasing >=0.6.5
+echo "asdf is self upgrading shims to new asdf exec ..."
 
 asdf_dir="$(dirname "$(dirname "$(dirname "$0")")")"
 # shellcheck source=lib/utils.sh

test/shim_exec.bats

@@ -30,6 +30,20 @@ teardown() {
   [ "$status" -eq 0 ]
 }
 
+@test "asdf exec should pass all arguments to executable even if shim is not in PATH" {
+  echo "dummy 1.0" > $PROJECT_DIR/.tool-versions
+  run install_command
+
+  path=$(echo "$PATH" | sed -e "s|$(asdf_data_dir)/shims||g; s|::|:|g")
+  run env PATH=$path which dummy
+  [ "$output" == "" ]
+  [ "$status" -eq 1 ]
+
+  run env PATH=$path $ASDF_DIR/bin/asdf exec dummy world hello
+  [ "$output" == "This is Dummy 1.0! hello world" ]
+  [ "$status" -eq 0 ]
+}
+
 @test "shim exec should pass all arguments to executable" {
   echo "dummy 1.0" > $PROJECT_DIR/.tool-versions
   run install_command