[Code Health] include-what-you-use cleanup, part 4

.iwyu.imp

@@ -7,10 +7,16 @@
   # Work around for C++ STL
   { "include": ["<bits/chrono.h>", "private", "<chrono>", "public"] },
 
-  # Local opentelemetry-cpp
+  # Local opentelemetry-cpp style
 
+  # We prefer to include <gtest/gtest.h> for simplicity
   { "include": ["<gtest/gtest-message.h>", "private", "<gtest/gtest.h>", "public"] },
   { "include": ["<gtest/gtest-test-part.h>", "private", "<gtest/gtest.h>", "public"] },
+  { "include": ["<gtest/gtest-param-test.h>", "private", "<gtest/gtest.h>", "public"] },
   { "include": ["<gtest/gtest_pred_impl.h>", "private", "<gtest/gtest.h>", "public"] },
+
+  # We prefer to include <gmock/gmock.h> for simplicity
+  { "include": ["<gmock/gmock-function-mocker.h>", "private", "<gmock/gmock.h>", "public"] },
+  { "include": ["<gmock/gmock-spec-builders.h>", "private", "<gmock/gmock.h>", "public"] },
 ]
 

exporters/memory/include/opentelemetry/exporters/memory/in_memory_span_data.h

@@ -3,11 +3,13 @@
 
 #pragma once
 
+#include <stddef.h>
+#include <memory>
+#include <vector>
+
 #include "opentelemetry/exporters/memory/in_memory_data.h"
-#include "opentelemetry/sdk/trace/recordable.h"
 #include "opentelemetry/sdk/trace/span_data.h"
-
-#include <vector>
+#include "opentelemetry/version.h"
 
 OPENTELEMETRY_BEGIN_NAMESPACE
 namespace exporter

exporters/memory/include/opentelemetry/exporters/memory/in_memory_span_exporter.h

@@ -3,13 +3,20 @@
 
 #pragma once
 
+#include <stddef.h>
 #include <atomic>
-#include <mutex>
+#include <chrono>
+#include <memory>
+#include <ostream>
+#include <utility>
 
 #include "opentelemetry/exporters/memory/in_memory_span_data.h"
+#include "opentelemetry/nostd/span.h"
+#include "opentelemetry/sdk/common/exporter_utils.h"
+#include "opentelemetry/sdk/common/global_log_handler.h"
 #include "opentelemetry/sdk/trace/exporter.h"
+#include "opentelemetry/sdk/trace/recordable.h"
 #include "opentelemetry/sdk/trace/span_data.h"
-#include "opentelemetry/sdk_config.h"
 #include "opentelemetry/version.h"
 
 OPENTELEMETRY_BEGIN_NAMESPACE

exporters/zipkin/src/zipkin_exporter.cc

@@ -10,6 +10,7 @@
 #include <memory>
 #include <ostream>
 #include <string>
+#include <utility>
 
 #include "nlohmann/json.hpp"
 

ext/include/opentelemetry/ext/http/common/url_parser.h

@@ -3,11 +3,12 @@
 
 #pragma once
 
+#include <stdlib.h>
 #include <cstdint>
 #include <string>
-#include <vector>
-#include "opentelemetry/nostd/string_view.h"
+
 #include "opentelemetry/version.h"
+
 OPENTELEMETRY_BEGIN_NAMESPACE
 namespace ext
 {

ext/test/http/curl_http_test.cc

@@ -1,23 +1,28 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-#include "opentelemetry/ext//http/client/curl/http_client_curl.h"
-#include "opentelemetry/ext/http/client/http_client_factory.h"
-#include "opentelemetry/ext/http/server/http_server.h"
-
-#include <assert.h>
+#include <gtest/gtest.h>
+#include <string.h>
 #include <atomic>
 #include <chrono>
 #include <condition_variable>
 #include <fstream>
+#include <map>
 #include <memory>
-#include <thread>
+#include <mutex>
+#include <string>
 #include <utility>
 #include <vector>
 
-#define HTTP_PORT 19000
+#include "opentelemetry/ext//http/client/curl/http_client_curl.h"
+#include "opentelemetry/ext/http/client/curl/http_operation_curl.h"
+#include "opentelemetry/ext/http/client/http_client.h"
+#include "opentelemetry/ext/http/client/http_client_factory.h"
+#include "opentelemetry/ext/http/server/http_server.h"
+#include "opentelemetry/nostd/function_ref.h"
+#include "opentelemetry/nostd/string_view.h"
 
-#include <gtest/gtest.h>
+#define HTTP_PORT 19000
 
 namespace curl        = opentelemetry::ext::http::client::curl;
 namespace http_client = opentelemetry::ext::http::client;

ext/test/http/url_parser_test.cc

@@ -1,9 +1,12 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-#include "opentelemetry/ext/http/common/url_parser.h"
-
 #include <gtest/gtest.h>
+#include <map>
+#include <string>
+#include <utility>
+
+#include "opentelemetry/ext/http/common/url_parser.h"
 
 namespace http_common = opentelemetry::ext::http::common;
 

ext/test/w3c_tracecontext_test/main.cc

@@ -1,19 +1,38 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
+#include <stdint.h>
+#include <stdlib.h>
+#include <algorithm>
+#include <initializer_list>
+#include <iostream>
+#include <map>
+#include <nlohmann/json.hpp>
+#include <string>
+#include <utility>
+#include <vector>
+
+#include "opentelemetry/context/context_value.h"
+#include "opentelemetry/context/propagation/text_map_propagator.h"
 #include "opentelemetry/context/runtime_context.h"
 #include "opentelemetry/exporters/ostream/span_exporter.h"
 #include "opentelemetry/ext/http/client/curl/http_client_curl.h"
+#include "opentelemetry/ext/http/client/curl/http_operation_curl.h"
+#include "opentelemetry/ext/http/client/http_client.h"
 #include "opentelemetry/ext/http/server/http_server.h"
+#include "opentelemetry/nostd/shared_ptr.h"
+#include "opentelemetry/nostd/string_view.h"
+#include "opentelemetry/sdk/trace/exporter.h"
+#include "opentelemetry/sdk/trace/processor.h"
+#include "opentelemetry/sdk/trace/recordable.h"
 #include "opentelemetry/sdk/trace/simple_processor.h"
 #include "opentelemetry/sdk/trace/tracer_context.h"
 #include "opentelemetry/sdk/trace/tracer_provider.h"
 #include "opentelemetry/trace/propagation/http_trace_context.h"
 #include "opentelemetry/trace/provider.h"
 #include "opentelemetry/trace/scope.h"
-
-#include <algorithm>
-#include "nlohmann/json.hpp"
+#include "opentelemetry/trace/tracer.h"
+#include "opentelemetry/trace/tracer_provider.h"
 
 namespace trace_api   = opentelemetry::trace;
 namespace http_client = opentelemetry::ext::http::client;

sdk/include/opentelemetry/sdk/common/attribute_utils.h

@@ -3,13 +3,19 @@
 
 #pragma once
 
+#include <cstdint>
+#include <initializer_list>
 #include <map>
 #include <string>
 #include <unordered_map>
+#include <utility>
 #include <vector>
 
 #include "opentelemetry/common/attribute_value.h"
-#include "opentelemetry/common/key_value_iterable_view.h"
+#include "opentelemetry/common/key_value_iterable.h"
+#include "opentelemetry/nostd/span.h"
+#include "opentelemetry/nostd/string_view.h"
+#include "opentelemetry/nostd/variant.h"
 #include "opentelemetry/version.h"
 
 OPENTELEMETRY_BEGIN_NAMESPACE

sdk/include/opentelemetry/sdk/common/attributemap_hash.h

@@ -3,8 +3,15 @@
 
 #pragma once
 
+#include <stddef.h>
 #include <functional>
+#include <map>
+#include <string>
+#include <utility>
+#include <vector>
 
+#include "opentelemetry/common/attribute_value.h"
+#include "opentelemetry/common/key_value_iterable.h"
 #include "opentelemetry/nostd/function_ref.h"
 #include "opentelemetry/nostd/string_view.h"
 #include "opentelemetry/nostd/variant.h"

sdk/include/opentelemetry/sdk/common/circular_buffer.h

@@ -5,9 +5,12 @@
 
 #include <atomic>
 #include <cassert>
+#include <cstddef>
 #include <cstdint>
+#include <functional>
 #include <memory>
 
+#include "opentelemetry/nostd/span.h"
 #include "opentelemetry/sdk/common/atomic_unique_ptr.h"
 #include "opentelemetry/sdk/common/circular_buffer_range.h"
 #include "opentelemetry/version.h"

sdk/include/opentelemetry/sdk/common/circular_buffer_range.h

@@ -3,8 +3,9 @@
 
 #pragma once
 
+#include <stddef.h>
 #include <cassert>
-#include <utility>
+#include <type_traits>
 
 #include "opentelemetry/nostd/span.h"
 #include "opentelemetry/version.h"

sdk/include/opentelemetry/sdk/metrics/observer_result.h

@@ -5,8 +5,10 @@
 
 #include <unordered_map>
 
+#include "opentelemetry/common/attribute_value.h"
 #include "opentelemetry/common/key_value_iterable.h"
 #include "opentelemetry/metrics/observer_result.h"
+#include "opentelemetry/nostd/string_view.h"
 #include "opentelemetry/sdk/metrics/state/attributes_hashmap.h"
 #include "opentelemetry/sdk/metrics/view/attributes_processor.h"
 #include "opentelemetry/version.h"

sdk/include/opentelemetry/sdk/metrics/state/attributes_hashmap.h

@@ -3,18 +3,21 @@
 
 #pragma once
 
+#include <stddef.h>
+#include <functional>
+#include <memory>
+#include <string>
+#include <unordered_map>
+#include <utility>
+
+#include "opentelemetry/common/key_value_iterable.h"
 #include "opentelemetry/nostd/function_ref.h"
 #include "opentelemetry/sdk/common/attribute_utils.h"
 #include "opentelemetry/sdk/common/attributemap_hash.h"
 #include "opentelemetry/sdk/metrics/aggregation/aggregation.h"
-#include "opentelemetry/sdk/metrics/instruments.h"
 #include "opentelemetry/sdk/metrics/view/attributes_processor.h"
 #include "opentelemetry/version.h"
 
-#include <functional>
-#include <memory>
-#include <unordered_map>
-
 OPENTELEMETRY_BEGIN_NAMESPACE
 namespace sdk
 {

sdk/include/opentelemetry/sdk/metrics/state/multi_metric_storage.h

@@ -3,26 +3,20 @@
 
 #pragma once
 
+#include <stdint.h>
 #include <memory>
 #include <unordered_map>
 #include <vector>
 
+#include "opentelemetry/common/key_value_iterable.h"
 #include "opentelemetry/common/timestamp.h"
-#include "opentelemetry/sdk/metrics/instruments.h"
+#include "opentelemetry/context/context.h"
+#include "opentelemetry/sdk/metrics/state/attributes_hashmap.h"
 #include "opentelemetry/sdk/metrics/state/metric_storage.h"
+#include "opentelemetry/sdk/metrics/view/attributes_processor.h"
 #include "opentelemetry/version.h"
 
 OPENTELEMETRY_BEGIN_NAMESPACE
-namespace common
-{
-class KeyValueIterable;
-}  // namespace common
-
-namespace context
-{
-class Context;
-}  // namespace context
-
 namespace sdk
 {
 namespace metrics

sdk/include/opentelemetry/sdk/metrics/sync_instruments.h

@@ -12,7 +12,6 @@
 #include "opentelemetry/metrics/sync_instruments.h"
 #include "opentelemetry/sdk/metrics/instruments.h"
 #include "opentelemetry/sdk/metrics/state/metric_storage.h"
-#include "opentelemetry/sdk_config.h"
 #include "opentelemetry/version.h"
 
 OPENTELEMETRY_BEGIN_NAMESPACE

sdk/include/opentelemetry/sdk/metrics/view/attributes_processor.h

@@ -5,9 +5,11 @@
 
 #include <string>
 #include <unordered_map>
+#include <utility>
+
+#include "opentelemetry/common/attribute_value.h"
 #include "opentelemetry/common/key_value_iterable.h"
 #include "opentelemetry/nostd/string_view.h"
-#include "opentelemetry/sdk/metrics/instruments.h"
 #include "opentelemetry/sdk/metrics/state/filtered_ordered_attribute_map.h"
 #include "opentelemetry/version.h"
 

sdk/include/opentelemetry/sdk/metrics/view/view_registry.h

@@ -3,14 +3,18 @@
 
 #pragma once
 
+#include <algorithm>
 #include <memory>
-#include <unordered_map>
+#include <string>
+#include <utility>
 #include <vector>
 
 #include "opentelemetry/nostd/function_ref.h"
 #include "opentelemetry/sdk/instrumentationscope/instrumentation_scope.h"
+#include "opentelemetry/sdk/metrics/instruments.h"
 #include "opentelemetry/sdk/metrics/view/instrument_selector.h"
 #include "opentelemetry/sdk/metrics/view/meter_selector.h"
+#include "opentelemetry/sdk/metrics/view/predicate.h"
 #include "opentelemetry/sdk/metrics/view/view.h"
 #include "opentelemetry/version.h"
 

sdk/include/opentelemetry/sdk/trace/simple_processor.h

@@ -7,12 +7,15 @@
 #include <chrono>
 #include <memory>
 #include <mutex>
+#include <utility>
 
 #include "opentelemetry/common/spin_lock_mutex.h"
 #include "opentelemetry/nostd/span.h"
+#include "opentelemetry/sdk/common/exporter_utils.h"
 #include "opentelemetry/sdk/trace/exporter.h"
 #include "opentelemetry/sdk/trace/processor.h"
 #include "opentelemetry/sdk/trace/recordable.h"
+#include "opentelemetry/trace/span_context.h"
 #include "opentelemetry/version.h"
 
 OPENTELEMETRY_BEGIN_NAMESPACE

sdk/include/opentelemetry/sdk/trace/span_data.h

@@ -11,14 +11,18 @@
 #include <vector>
 
 #include "opentelemetry/common/attribute_value.h"
-#include "opentelemetry/common/macros.h"
+#include "opentelemetry/common/key_value_iterable.h"
+#include "opentelemetry/common/key_value_iterable_view.h"
 #include "opentelemetry/common/timestamp.h"
 #include "opentelemetry/nostd/string_view.h"
 #include "opentelemetry/sdk/common/attribute_utils.h"
+#include "opentelemetry/sdk/instrumentationscope/instrumentation_scope.h"
 #include "opentelemetry/sdk/resource/resource.h"
 #include "opentelemetry/sdk/trace/recordable.h"
-#include "opentelemetry/trace/span.h"
+#include "opentelemetry/trace/span_context.h"
 #include "opentelemetry/trace/span_id.h"
+#include "opentelemetry/trace/span_metadata.h"
+#include "opentelemetry/trace/trace_flags.h"
 #include "opentelemetry/trace/trace_id.h"
 #include "opentelemetry/version.h"
 

sdk/include/opentelemetry/sdk/trace/tracer.h

@@ -4,12 +4,10 @@
 #pragma once
 
 #include <stdint.h>
-#include <memory>
 
 #include "opentelemetry/common/key_value_iterable.h"
 #include "opentelemetry/nostd/shared_ptr.h"
 #include "opentelemetry/nostd/string_view.h"
-#include "opentelemetry/nostd/unique_ptr.h"
 #include "opentelemetry/sdk/instrumentationscope/instrumentation_scope.h"
 #include "opentelemetry/sdk/resource/resource.h"
 #include "opentelemetry/sdk/trace/id_generator.h"