Source code for spack.test.cmd.diff

# Copyright 2013-2022 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
# SPDX-License-Identifier: (Apache-2.0 OR MIT)

import sys

import pytest

import spack.cmd.diff
import spack.config
import spack.main
import spack.util.spack_json as sjson

install_cmd = spack.main.SpackCommand("install")
diff_cmd = spack.main.SpackCommand("diff")
find_cmd = spack.main.SpackCommand("find")

[docs]def test_diff_cmd(install_mockery, mock_fetch, mock_archive, mock_packages): """Test that we can install two packages and diff them""" specA = spack.spec.Spec("mpileaks").concretized() specB = spack.spec.Spec("mpileaks+debug").concretized() # Specs should be the same as themselves c = spack.cmd.diff.compare_specs(specA, specA, to_string=True) assert len(c["a_not_b"]) == 0 assert len(c["b_not_a"]) == 0 # Calculate the comparison (c) c = spack.cmd.diff.compare_specs(specA, specB, to_string=True) # these particular diffs should have the same length b/c thre aren't # any node differences -- just value differences. assert len(c["a_not_b"]) == len(c["b_not_a"]) # ensure that variant diffs are in here the result assert ["variant_value", "mpileaks debug False"] in c["a_not_b"] assert ["variant_value", "mpileaks debug True"] in c["b_not_a"] # ensure that hash diffs are in here the result assert ["hash", "mpileaks %s" % specA.dag_hash()] in c["a_not_b"] assert ["hash", "mpileaks %s" % specB.dag_hash()] in c["b_not_a"]
[docs]@pytest.mark.skipif(sys.platform == "win32", reason="Not supported on Windows (yet)") def test_load_first(install_mockery, mock_fetch, mock_archive, mock_packages): """Test with and without the --first option""" install_cmd("mpileaks") # Only one version of mpileaks will work diff_cmd("mpileaks", "mpileaks") # 2 specs are required for a diff with pytest.raises(spack.main.SpackCommandError): diff_cmd("mpileaks") with pytest.raises(spack.main.SpackCommandError): diff_cmd("mpileaks", "mpileaks", "mpileaks") # Ensure they are the same assert "No differences" in diff_cmd("mpileaks", "mpileaks") output = diff_cmd("--json", "mpileaks", "mpileaks") result = sjson.load(output) assert not result["a_not_b"] assert not result["b_not_a"] assert "mpileaks" in result["a_name"] assert "mpileaks" in result["b_name"] # spot check attributes in the intersection to ensure they describe the spec assert "intersect" in result assert all( ["node", dep] in result["intersect"] for dep in ("mpileaks", "callpath", "dyninst", "libelf", "libdwarf", "mpich") ) assert all( len([diff for diff in result["intersect"] if diff[0] == attr]) == 6 for attr in ( "version", "node_target", "node_platform", "node_os", "node_compiler", "node_compiler_version", "node", "package_hash", "hash", ) ) # After we install another version, it should ask us to disambiguate install_cmd("mpileaks+debug") # There are two versions of mpileaks with pytest.raises(spack.main.SpackCommandError): diff_cmd("mpileaks", "mpileaks+debug") # But if we tell it to use the first, it won't try to disambiguate assert "variant" in diff_cmd("--first", "mpileaks", "mpileaks+debug") # This matches them exactly debug_hash = find_cmd("--format", "{hash}", "mpileaks+debug").strip() no_debug_hashes = find_cmd("--format", "{hash}", "mpileaks~debug") no_debug_hash = no_debug_hashes.split()[0] output = diff_cmd( "--json", "mpileaks/{0}".format(debug_hash), "mpileaks/{0}".format(no_debug_hash) ) result = sjson.load(output) assert ["hash", "mpileaks %s" % debug_hash] in result["a_not_b"] assert ["variant_value", "mpileaks debug True"] in result["a_not_b"] assert ["hash", "mpileaks %s" % no_debug_hash] in result["b_not_a"] assert ["variant_value", "mpileaks debug False"] in result["b_not_a"]