From c62d0836e5849f953bc3f9e9612e0c72a02590ca Mon Sep 17 00:00:00 2001
From: Manuel Fuchs <manuel.fuchs@salesforce.com>
Date: Wed, 7 Feb 2024 12:18:25 +0100
Subject: [PATCH] Update test and example buildpacks

---
 examples/basics/buildpack.toml                            | 5 +----
 examples/basics/src/main.rs                               | 8 ++++++--
 examples/execd/buildpack.toml                             | 5 +----
 .../buildpacks/not_libcnb/buildpack.toml                  | 3 ---
 .../multiple_buildpacks/buildpacks/one/buildpack.toml     | 3 ---
 .../multiple_buildpacks/buildpacks/two/buildpack.toml     | 3 ---
 .../tests/fixtures/single_buildpack/buildpack.toml        | 3 ---
 .../fixtures/buildpacks/compile-error/buildpack.toml      | 3 ---
 .../tests/fixtures/buildpacks/component-a/buildpack.toml  | 3 ---
 .../tests/fixtures/buildpacks/component-b/buildpack.toml  | 3 ---
 .../fixtures/buildpacks/invalid-cargo-toml/buildpack.toml | 3 ---
 test-buildpacks/readonly-layer-files/buildpack.toml       | 5 +----
 test-buildpacks/sbom/buildpack.toml                       | 5 +----
 test-buildpacks/store/buildpack.toml                      | 5 +----
 test-buildpacks/tracing/buildpack.toml                    | 5 +----
 .../fixtures/buildpacks/tracing-reader/buildpack.toml     | 5 +----
 16 files changed, 13 insertions(+), 54 deletions(-)

diff --git a/examples/basics/buildpack.toml b/examples/basics/buildpack.toml
index 542775d9..88ab3b18 100644
--- a/examples/basics/buildpack.toml
+++ b/examples/basics/buildpack.toml
@@ -1,9 +1,6 @@
-api = "0.9"
+api = "0.10"
 
 [buildpack]
 id = "libcnb-examples/basics"
 version = "0.1.0"
 name = "Example libcnb buildpack: basics"
-
-[[stacks]]
-id = "*"
diff --git a/examples/basics/src/main.rs b/examples/basics/src/main.rs
index 72716d9a..b6d99a16 100644
--- a/examples/basics/src/main.rs
+++ b/examples/basics/src/main.rs
@@ -14,8 +14,12 @@ impl Buildpack for BasicBuildpack {
         DetectResultBuilder::pass().build()
     }
 
-    fn build(&self, _context: BuildContext<Self>) -> libcnb::Result<BuildResult, Self::Error> {
-        // println!("Build runs on stack {}!", context.stack_id);
+    fn build(&self, context: BuildContext<Self>) -> libcnb::Result<BuildResult, Self::Error> {
+        println!(
+            "Build runs on: {} ({})!",
+            context.target_os, context.target_arch
+        );
+
         BuildResultBuilder::new().build()
     }
 }
diff --git a/examples/execd/buildpack.toml b/examples/execd/buildpack.toml
index 8300fc51..7e041601 100644
--- a/examples/execd/buildpack.toml
+++ b/examples/execd/buildpack.toml
@@ -1,9 +1,6 @@
-api = "0.9"
+api = "0.10"
 
 [buildpack]
 id = "libcnb-examples/execd"
 version = "0.1.0"
 name = "Example libcnb buildpack: execd"
-
-[[stacks]]
-id = "*"
diff --git a/libcnb-cargo/tests/fixtures/multiple_buildpacks/buildpacks/not_libcnb/buildpack.toml b/libcnb-cargo/tests/fixtures/multiple_buildpacks/buildpacks/not_libcnb/buildpack.toml
index 2e50669f..b46e7d98 100644
--- a/libcnb-cargo/tests/fixtures/multiple_buildpacks/buildpacks/not_libcnb/buildpack.toml
+++ b/libcnb-cargo/tests/fixtures/multiple_buildpacks/buildpacks/not_libcnb/buildpack.toml
@@ -3,6 +3,3 @@ api = "0.8"
 [buildpack]
 id = "multiple-buildpacks/not-libcnb"
 version = "0.0.0"
-
-[[stacks]]
-id = "some-stack"
diff --git a/libcnb-cargo/tests/fixtures/multiple_buildpacks/buildpacks/one/buildpack.toml b/libcnb-cargo/tests/fixtures/multiple_buildpacks/buildpacks/one/buildpack.toml
index ede40ad4..d5333dd8 100644
--- a/libcnb-cargo/tests/fixtures/multiple_buildpacks/buildpacks/one/buildpack.toml
+++ b/libcnb-cargo/tests/fixtures/multiple_buildpacks/buildpacks/one/buildpack.toml
@@ -3,6 +3,3 @@ api = "0.8"
 [buildpack]
 id = "multiple-buildpacks/one"
 version = "0.0.0"
-
-[[stacks]]
-id = "some-stack"
diff --git a/libcnb-cargo/tests/fixtures/multiple_buildpacks/buildpacks/two/buildpack.toml b/libcnb-cargo/tests/fixtures/multiple_buildpacks/buildpacks/two/buildpack.toml
index e9c05496..3bdd2a87 100644
--- a/libcnb-cargo/tests/fixtures/multiple_buildpacks/buildpacks/two/buildpack.toml
+++ b/libcnb-cargo/tests/fixtures/multiple_buildpacks/buildpacks/two/buildpack.toml
@@ -3,6 +3,3 @@ api = "0.8"
 [buildpack]
 id = "multiple-buildpacks/two"
 version = "0.0.0"
-
-[[stacks]]
-id = "some-stack"
diff --git a/libcnb-cargo/tests/fixtures/single_buildpack/buildpack.toml b/libcnb-cargo/tests/fixtures/single_buildpack/buildpack.toml
index 89ab4c57..46e199dc 100644
--- a/libcnb-cargo/tests/fixtures/single_buildpack/buildpack.toml
+++ b/libcnb-cargo/tests/fixtures/single_buildpack/buildpack.toml
@@ -3,6 +3,3 @@ api = "0.10"
 [buildpack]
 id = "single-buildpack"
 version = "0.0.0"
-
-[[stacks]]
-id = "some-stack"
diff --git a/libcnb-test/tests/fixtures/buildpacks/compile-error/buildpack.toml b/libcnb-test/tests/fixtures/buildpacks/compile-error/buildpack.toml
index ec475691..71603a19 100644
--- a/libcnb-test/tests/fixtures/buildpacks/compile-error/buildpack.toml
+++ b/libcnb-test/tests/fixtures/buildpacks/compile-error/buildpack.toml
@@ -3,6 +3,3 @@ api = "0.8"
 [buildpack]
 id = "libcnb-test/compile-error"
 version = "0.0.0"
-
-[[stacks]]
-id = "*"
diff --git a/libcnb-test/tests/fixtures/buildpacks/component-a/buildpack.toml b/libcnb-test/tests/fixtures/buildpacks/component-a/buildpack.toml
index f2e10539..969e1e36 100644
--- a/libcnb-test/tests/fixtures/buildpacks/component-a/buildpack.toml
+++ b/libcnb-test/tests/fixtures/buildpacks/component-a/buildpack.toml
@@ -3,6 +3,3 @@ api = "0.8"
 [buildpack]
 id = "libcnb-test/a"
 version = "0.0.0"
-
-[[stacks]]
-id = "*"
diff --git a/libcnb-test/tests/fixtures/buildpacks/component-b/buildpack.toml b/libcnb-test/tests/fixtures/buildpacks/component-b/buildpack.toml
index fd1940bf..1e16ebb4 100644
--- a/libcnb-test/tests/fixtures/buildpacks/component-b/buildpack.toml
+++ b/libcnb-test/tests/fixtures/buildpacks/component-b/buildpack.toml
@@ -3,6 +3,3 @@ api = "0.8"
 [buildpack]
 id = "libcnb-test/b"
 version = "0.0.0"
-
-[[stacks]]
-id = "*"
diff --git a/libcnb-test/tests/fixtures/buildpacks/invalid-cargo-toml/buildpack.toml b/libcnb-test/tests/fixtures/buildpacks/invalid-cargo-toml/buildpack.toml
index 3fec6b1e..0e78fa15 100644
--- a/libcnb-test/tests/fixtures/buildpacks/invalid-cargo-toml/buildpack.toml
+++ b/libcnb-test/tests/fixtures/buildpacks/invalid-cargo-toml/buildpack.toml
@@ -3,6 +3,3 @@ api = "0.8"
 [buildpack]
 id = "libcnb-test/invalid-cargo-toml"
 version = "0.0.0"
-
-[[stacks]]
-id = "*"
diff --git a/test-buildpacks/readonly-layer-files/buildpack.toml b/test-buildpacks/readonly-layer-files/buildpack.toml
index ae677edc..19af6a2c 100644
--- a/test-buildpacks/readonly-layer-files/buildpack.toml
+++ b/test-buildpacks/readonly-layer-files/buildpack.toml
@@ -1,9 +1,6 @@
-api = "0.9"
+api = "0.10"
 
 [buildpack]
 id = "libcnb-test-buildpacks/readonly-layer-files"
 version = "0.1.0"
 name = "libcnb test buildpack: readonly-layer-files"
-
-[[stacks]]
-id = "*"
diff --git a/test-buildpacks/sbom/buildpack.toml b/test-buildpacks/sbom/buildpack.toml
index 11098c5e..0906bf46 100644
--- a/test-buildpacks/sbom/buildpack.toml
+++ b/test-buildpacks/sbom/buildpack.toml
@@ -1,10 +1,7 @@
-api = "0.9"
+api = "0.10"
 
 [buildpack]
 id = "libcnb-test-buildpacks/sbom"
 version = "0.1.0"
 name = "libcnb test buildpack: SBOM"
 sbom-formats = ["application/vnd.cyclonedx+json", "application/spdx+json", "application/vnd.syft+json"]
-
-[[stacks]]
-id = "*"
diff --git a/test-buildpacks/store/buildpack.toml b/test-buildpacks/store/buildpack.toml
index cd4d7d34..0625d567 100644
--- a/test-buildpacks/store/buildpack.toml
+++ b/test-buildpacks/store/buildpack.toml
@@ -1,9 +1,6 @@
-api = "0.9"
+api = "0.10"
 
 [buildpack]
 id = "libcnb-test-buildpacks/store"
 version = "0.1.0"
 name = "libcnb test buildpack: store"
-
-[[stacks]]
-id = "*"
diff --git a/test-buildpacks/tracing/buildpack.toml b/test-buildpacks/tracing/buildpack.toml
index 3820284a..544691d4 100644
--- a/test-buildpacks/tracing/buildpack.toml
+++ b/test-buildpacks/tracing/buildpack.toml
@@ -1,9 +1,6 @@
-api = "0.9"
+api = "0.10"
 
 [buildpack]
 id = "libcnb-test-buildpacks/tracing"
 version = "0.1.0"
 name = "libcnb test buildpack: tracing"
-
-[[stacks]]
-id = "*"
diff --git a/test-buildpacks/tracing/tests/fixtures/buildpacks/tracing-reader/buildpack.toml b/test-buildpacks/tracing/tests/fixtures/buildpacks/tracing-reader/buildpack.toml
index 3b35a264..e2a8eafa 100644
--- a/test-buildpacks/tracing/tests/fixtures/buildpacks/tracing-reader/buildpack.toml
+++ b/test-buildpacks/tracing/tests/fixtures/buildpacks/tracing-reader/buildpack.toml
@@ -1,9 +1,6 @@
-api = "0.9"
+api = "0.10"
 
 [buildpack]
 id = "libcnb-test-buildpacks/tracing-reader"
 version = "0.1.0"
 name = "libcnb test buildpack fixture: tracing-reader"
-
-[[stacks]]
-id = "*"