First integration test

test/integration/test_simple.rb

@@ -0,0 +1,48 @@
+require './lib'
+
+class Simple < IntegrationTest
+  def get_adder_data(cache)
+    [
+      cache['CPM_PACKAGE_testpack-adder_VERSION'].val,
+      cache['CPM_PACKAGE_testpack-adder_SOURCE_DIR'].val,
+      cache['CPM_PACKAGE_testpack-adder_BINARY_DIR'].val,
+    ]
+  end
+
+  def test_basics
+    prj = make_project 'using-adder'
+
+    prj.create_lists_with package: 'CPMAddPackage("gh:cpm-cmake/testpack-adder#cad1cd4b4cdf957c5b59e30bc9a1dd200dbfc716")'
+    cfg_result = prj.configure
+
+    assert cfg_result.status.success?
+
+    cache = prj.read_cache
+
+    assert_equal 'testpack-adder', cache['CPM_PACKAGES'].val
+
+    ver, src, bin = get_adder_data cache
+
+    assert_equal ver, '0'
+    assert File.directory? src
+    assert File.directory? bin
+
+    adder_ver_file = File.join(src, 'version')
+    assert File.file? adder_ver_file
+    assert_equal 'initial', File.read(adder_ver_file).strip
+
+    # reconfigure with new version
+    prj.create_lists_with package: 'CPMAddPackage("gh:cpm-cmake/testpack-adder@1.0.0")'
+    cfg_result = prj.configure
+
+    cache_new = prj.read_cache
+    ver, src, bin = get_adder_data cache_new
+
+    assert_equal '1.0.0', ver
+
+    # dir shouldn't have changed
+    assert_equal File.dirname(adder_ver_file), src
+
+    assert_equal '1.0.0', File.read(adder_ver_file).strip
+  end
+end