From eb8001560400b94ed8ad10d681e9fda350220299 Mon Sep 17 00:00:00 2001
From: Srinivas Lade <srinulade1@gmail.com>
Date: Sun, 26 Feb 2023 14:43:51 -0500
Subject: [PATCH] Add a Multi-Source Test

---
 tests/test-multi-sources/dev.yml        |  2 ++
 tests/test-multi-sources/main.yml       |  6 ++++++
 tests/test-multi-sources/pyproject.toml | 18 ++++++++++++++++++
 tests/test_conda_lock.py                | 12 ++++++++++++
 4 files changed, 38 insertions(+)
 create mode 100644 tests/test-multi-sources/dev.yml
 create mode 100644 tests/test-multi-sources/main.yml
 create mode 100644 tests/test-multi-sources/pyproject.toml

diff --git a/tests/test-multi-sources/dev.yml b/tests/test-multi-sources/dev.yml
new file mode 100644
index 000000000..473a9ad7b
--- /dev/null
+++ b/tests/test-multi-sources/dev.yml
@@ -0,0 +1,2 @@
+dependencies:
+  - pytest
diff --git a/tests/test-multi-sources/main.yml b/tests/test-multi-sources/main.yml
new file mode 100644
index 000000000..e1a68acd3
--- /dev/null
+++ b/tests/test-multi-sources/main.yml
@@ -0,0 +1,6 @@
+dependencies:
+  - python <3.11
+platforms:
+  - osx-arm64
+  - osx-64
+  - linux-64
diff --git a/tests/test-multi-sources/pyproject.toml b/tests/test-multi-sources/pyproject.toml
new file mode 100644
index 000000000..06246cbab
--- /dev/null
+++ b/tests/test-multi-sources/pyproject.toml
@@ -0,0 +1,18 @@
+[tool.poetry]
+name = "conda-lock-test-poetry"
+version = "0.0.1"
+description = ""
+authors = ["conda-lock"]
+
+[tool.poetry.dependencies]
+pandas = "^1.5.0"
+
+[build-system]
+requires = ["poetry>=0.12"]
+build-backend = "poetry.masonry.api"
+
+[tool.conda-lock]
+platforms = [
+    "win-64",
+    "osx-arm64"
+]
diff --git a/tests/test_conda_lock.py b/tests/test_conda_lock.py
index 2883a1af8..943ac8789 100644
--- a/tests/test_conda_lock.py
+++ b/tests/test_conda_lock.py
@@ -67,6 +67,7 @@
 from conda_lock.src_parser import (
     DEFAULT_PLATFORMS,
     LockSpecification,
+    _parse_platforms_from_srcs,
     parse_meta_yaml_file,
 )
 from conda_lock.src_parser.aggregation import aggregate_lock_specs
@@ -215,6 +216,12 @@ def git_metadata_zlib_environment(tmp_path: Path):
     return clone_test_dir("zlib", tmp_path).joinpath("environment.yml")
 
 
+@pytest.fixture
+def multi_source_env(tmp_path: Path):
+    f = clone_test_dir("test-multi-sources", tmp_path)
+    return [f.joinpath("main.yml"), f.joinpath("pyproject.toml"), f.joinpath("dev.yml")]
+
+
 @pytest.fixture(
     scope="function",
     params=[
@@ -427,6 +434,11 @@ def test_parse_env_file_with_filters_defaults(filter_conda_environment: Path):
     )
 
 
+def test_parse_platforms_from_multi_sources(multi_source_env):
+    platforms = _parse_platforms_from_srcs(multi_source_env)
+    assert platforms == ["osx-arm64", "osx-64", "linux-64", "win-64"]
+
+
 def test_choose_wheel() -> None:
     solution = solve_pypi(
         {