Fix tests

src/myxa/manager.py

@@ -86,13 +86,20 @@ def _find_namespace(self, name: str, index: Index) -> Namespace:
         msg = f"Package {name} not found in the provided index: {index.name}"
         raise UserError(msg)
 
+    def _get_package(self, name: str, version: Version, index: Index) -> Package:
+        namespace = self._find_namespace(name, index)
+        if not namespace.packages.get(version.to_str()):
+            msg = f"Package {name}~={version.to_str()} not found in the provided index: {index.name}"
+            raise UserError(msg)
+        return namespace.packages[version.to_str()]
+
     def _get_latest_package(self, name: str, index: Index) -> Package:
         namespace = self._find_namespace(name, index)
         versions = [Version.from_str(s) for s in namespace.packages]
         latest_version = max(versions)
         return namespace.packages[latest_version.to_str()]
 
-    def add(self, package: Package, dep_name: str, index: Index, version: Optional[Version]) -> None:
+    def add(self, package: Package, dep_name: str, index: Index, version: Optional[Version] = None) -> None:
         self.printer.print_message(f"Adding dependency {dep_name} to package {package.info.name}...")
         if package.info.deps.get(dep_name) and (version is None or package.info.deps[dep_name].version == version):
             msg = f"{dep_name} is already a dependency of {package.info.name}"
@@ -116,6 +123,8 @@ def remove(self, package: Package, dep_name: str) -> None:
 
     def lock(self, package: Package, index: Index) -> None:
         self.printer.print_message(f"Locking package {package.info.name}...")
+        for dep in package.info.deps.values():
+            self._get_package(dep.name, dep.version, index)
         resolver = Resolver(index=index)
         package.lock = resolver.resolve(package)
         n_deps = len(package.lock.deps)

tests/test_manager.py

@@ -44,14 +44,6 @@ def test_init_package_twice_raises_user_error(
         with pytest.raises(UserError, match="Package file already exists at"):
             manager.init("myxa", "Compatibility aware package manager", package_filepath)
 
-    def test_print_package_without_lock_raises_user_error(
-        self,
-        manager: Manager,
-        euler_package: Package,
-    ) -> None:
-        with pytest.raises(UserError, match="No lock found for package euler"):
-            manager.printer.print_package(euler_package, show_lock=True)
-
     def test_publish_without_lock_raises_user_error(
         self,
         manager: Manager,
@@ -176,7 +168,20 @@ def test_lock_dep_not_in_index_raises_user_error(
         primary_index: Index,
     ) -> None:
         interlet_package.info.deps["flatty"] = Dep(name="flatty", version=Version.from_str("2.0"))
-        with pytest.raises(UserError, match="Dependency flatty not found in index primary"):
+        with pytest.raises(UserError, match="Package flatty not found in the provided index: primary"):
+            manager.lock(interlet_package, primary_index)
+
+    def test_lock_dep_version_not_in_index_raises_user_error(
+        self,
+        manager: Manager,
+        interlet_package: Package,
+        flatty_package: Package,
+        primary_index: Index,
+    ) -> None:
+        manager.lock(flatty_package, primary_index)
+        manager.publish(flatty_package, primary_index)
+        interlet_package.info.deps["flatty"] = Dep(name="flatty", version=Version.from_str("100.0"))
+        with pytest.raises(UserError, match="Package flatty~=100.0 not found in the provided index: primary"):
             manager.lock(interlet_package, primary_index)
 
     def test_unlock(

tests/test_printer.py

@@ -1,7 +1,6 @@
 import pytest
 from rich.console import Console
 
-from myxa.errors import UserError
 from myxa.models import Index, Package, PackageLock
 from myxa.printer import Printer
 
@@ -24,15 +23,6 @@ def test_print_package(
         show_lock: bool,
         show_modules: bool,
     ) -> None:
-        if show_lock:
-            with pytest.raises(UserError, match="No lock found for package app"):
-                printer.print_package(
-                    app_package,
-                    show_deps=show_deps,
-                    show_lock=show_lock,
-                    show_modules=show_modules,
-                )
-
         app_package.lock = PackageLock(deps=app_package.info.deps)
         printer.print_package(
             app_package,