Mojo: clang-format mojo/public/c/... and add a presubmit check.

mojo/public/c/system/tests/core_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file tests the C API.
 
 #include "mojo/public/c/system/core.h"
 
 #include <string.h>
 
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace mojo {
 namespace {
 
 TEST(CoreTest, GetTimeTicksNow) {
   const MojoTimeTicks start = MojoGetTimeTicksNow();
   EXPECT_NE(static_cast<MojoTimeTicks>(0), start)
       << "MojoGetTimeTicksNow should return nonzero value";
 }
 
 // The only handle that's guaranteed to be invalid is |MOJO_HANDLE_INVALID|.
 // Tests that everything that takes a handle properly recognizes it.
 TEST(CoreTest, InvalidHandle) {
   MojoHandle h0, h1;
   MojoHandleSignals sig;
-  char buffer[10] = { 0 };
+  char buffer[10] = {0};
   uint32_t buffer_size;
   void* write_pointer;
   const void* read_pointer;
 
   // Close:
   EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, MojoClose(MOJO_HANDLE_INVALID));
 
   // Wait:
   EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT,
             MojoWait(MOJO_HANDLE_INVALID, ~MOJO_HANDLE_SIGNAL_NONE, 1000000));
   h0 = MOJO_HANDLE_INVALID;
   sig = ~MOJO_HANDLE_SIGNAL_NONE;
   EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT,
             MojoWaitMany(&h0, &sig, 1, MOJO_DEADLINE_INDEFINITE));
 
   // Message pipe:
-  EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT,
-            MojoWriteMessage(h0, buffer, 3, NULL, 0,
-                             MOJO_WRITE_MESSAGE_FLAG_NONE));
+  EXPECT_EQ(
+      MOJO_RESULT_INVALID_ARGUMENT,
+      MojoWriteMessage(h0, buffer, 3, NULL, 0, MOJO_WRITE_MESSAGE_FLAG_NONE));
   buffer_size = static_cast<uint32_t>(sizeof(buffer));
-  EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT,
-            MojoReadMessage(h0, buffer, &buffer_size, NULL, NULL,
-                            MOJO_READ_MESSAGE_FLAG_NONE));
+  EXPECT_EQ(
+      MOJO_RESULT_INVALID_ARGUMENT,
+      MojoReadMessage(
+          h0, buffer, &buffer_size, NULL, NULL, MOJO_READ_MESSAGE_FLAG_NONE));
 
   // Data pipe:
   buffer_size = static_cast<uint32_t>(sizeof(buffer));
   EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT,
             MojoWriteData(h0, buffer, &buffer_size, MOJO_WRITE_DATA_FLAG_NONE));
   write_pointer = NULL;
   EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT,
-            MojoBeginWriteData(h0, &write_pointer, &buffer_size,
-                               MOJO_WRITE_DATA_FLAG_NONE));
+            MojoBeginWriteData(
+                h0, &write_pointer, &buffer_size, MOJO_WRITE_DATA_FLAG_NONE));
   EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, MojoEndWriteData(h0, 1));
   buffer_size = static_cast<uint32_t>(sizeof(buffer));
   EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT,
             MojoReadData(h0, buffer, &buffer_size, MOJO_READ_DATA_FLAG_NONE));
   read_pointer = NULL;
   EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT,
-            MojoBeginReadData(h0, &read_pointer, &buffer_size,
-                              MOJO_READ_DATA_FLAG_NONE));
+            MojoBeginReadData(
+                h0, &read_pointer, &buffer_size, MOJO_READ_DATA_FLAG_NONE));
   EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, MojoEndReadData(h0, 1));
 
   // Shared buffer:
   h1 = MOJO_HANDLE_INVALID;
   EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT,
             MojoDuplicateBufferHandle(h0, NULL, &h1));
   EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT,
             MojoMapBuffer(h0, 0, 1, &write_pointer, MOJO_MAP_BUFFER_FLAG_NONE));
 }
 
 TEST(CoreTest, BasicMessagePipe) {
   MojoHandle h0, h1;
   MojoHandleSignals sig;
-  char buffer[10] = { 0 };
+  char buffer[10] = {0};
   uint32_t buffer_size;
 
   h0 = MOJO_HANDLE_INVALID;
   h1 = MOJO_HANDLE_INVALID;
   EXPECT_EQ(MOJO_RESULT_OK, MojoCreateMessagePipe(NULL, &h0, &h1));
   EXPECT_NE(h0, MOJO_HANDLE_INVALID);
   EXPECT_NE(h1, MOJO_HANDLE_INVALID);
 
   // Shouldn't be readable.
   EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED,
             MojoWait(h0, MOJO_HANDLE_SIGNAL_READABLE, 0));
 
   // Should be writable.
   EXPECT_EQ(MOJO_RESULT_OK, MojoWait(h0, MOJO_HANDLE_SIGNAL_WRITABLE, 0));
 
   // Try to read.
   buffer_size = static_cast<uint32_t>(sizeof(buffer));
-  EXPECT_EQ(MOJO_RESULT_SHOULD_WAIT,
-            MojoReadMessage(h0, buffer, &buffer_size, NULL, NULL,
-                            MOJO_READ_MESSAGE_FLAG_NONE));
+  EXPECT_EQ(
+      MOJO_RESULT_SHOULD_WAIT,
+      MojoReadMessage(
+          h0, buffer, &buffer_size, NULL, NULL, MOJO_READ_MESSAGE_FLAG_NONE));
 
   // Write to |h1|.
   static const char kHello[] = "hello";
   buffer_size = static_cast<uint32_t>(sizeof(kHello));
-  EXPECT_EQ(MOJO_RESULT_OK,
-            MojoWriteMessage(h1, kHello, buffer_size, NULL, 0,
-                             MOJO_WRITE_MESSAGE_FLAG_NONE));
+  EXPECT_EQ(
+      MOJO_RESULT_OK,
+      MojoWriteMessage(
+          h1, kHello, buffer_size, NULL, 0, MOJO_WRITE_MESSAGE_FLAG_NONE));
 
   // |h0| should be readable.
   sig = MOJO_HANDLE_SIGNAL_READABLE;
   EXPECT_EQ(MOJO_RESULT_OK,
             MojoWaitMany(&h0, &sig, 1, MOJO_DEADLINE_INDEFINITE));
 
   // Read from |h0|.
   buffer_size = static_cast<uint32_t>(sizeof(buffer));
-  EXPECT_EQ(MOJO_RESULT_OK,
-            MojoReadMessage(h0, buffer, &buffer_size, NULL, NULL,
-                            MOJO_READ_MESSAGE_FLAG_NONE));
+  EXPECT_EQ(
+      MOJO_RESULT_OK,
+      MojoReadMessage(
+          h0, buffer, &buffer_size, NULL, NULL, MOJO_READ_MESSAGE_FLAG_NONE));
   EXPECT_EQ(static_cast<uint32_t>(sizeof(kHello)), buffer_size);
   EXPECT_STREQ(kHello, buffer);
 
   // |h0| should no longer be readable.
   EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED,
             MojoWait(h0, MOJO_HANDLE_SIGNAL_READABLE, 10));
 
   // Close |h0|.
   EXPECT_EQ(MOJO_RESULT_OK, MojoClose(h0));
 
   // |h1| should no longer be readable or writable.
-  EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION,
-            MojoWait(h1,
-                     MOJO_HANDLE_SIGNAL_READABLE | MOJO_HANDLE_SIGNAL_WRITABLE,
-                     1000));
+  EXPECT_EQ(
+      MOJO_RESULT_FAILED_PRECONDITION,
+      MojoWait(
+          h1, MOJO_HANDLE_SIGNAL_READABLE | MOJO_HANDLE_SIGNAL_WRITABLE, 1000));
 
   EXPECT_EQ(MOJO_RESULT_OK, MojoClose(h1));
 }
 
 TEST(CoreTest, BasicDataPipe) {
   MojoHandle hp, hc;
   MojoHandleSignals sig;
-  char buffer[20] = { 0 };
+  char buffer[20] = {0};
   uint32_t buffer_size;
   void* write_pointer;
   const void* read_pointer;
 
   hp = MOJO_HANDLE_INVALID;
   hc = MOJO_HANDLE_INVALID;
   EXPECT_EQ(MOJO_RESULT_OK, MojoCreateDataPipe(NULL, &hp, &hc));
   EXPECT_NE(hp, MOJO_HANDLE_INVALID);
   EXPECT_NE(hc, MOJO_HANDLE_INVALID);
 
   // The consumer |hc| shouldn't be readable.
   EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED,
             MojoWait(hc, MOJO_HANDLE_SIGNAL_READABLE, 0));
 
   // The producer |hp| should be writable.
   EXPECT_EQ(MOJO_RESULT_OK, MojoWait(hp, MOJO_HANDLE_SIGNAL_WRITABLE, 0));
 
   // Try to read from |hc|.
   buffer_size = static_cast<uint32_t>(sizeof(buffer));
   EXPECT_EQ(MOJO_RESULT_SHOULD_WAIT,
             MojoReadData(hc, buffer, &buffer_size, MOJO_READ_DATA_FLAG_NONE));
 
   // Try to begin a two-phase read from |hc|.
   read_pointer = NULL;
   EXPECT_EQ(MOJO_RESULT_SHOULD_WAIT,
-            MojoBeginReadData(hc, &read_pointer, &buffer_size,
-                              MOJO_READ_DATA_FLAG_NONE));
+            MojoBeginReadData(
+                hc, &read_pointer, &buffer_size, MOJO_READ_DATA_FLAG_NONE));
 
   // Write to |hp|.
   static const char kHello[] = "hello ";
   // Don't include terminating null.
   buffer_size = static_cast<uint32_t>(strlen(kHello));
-  EXPECT_EQ(MOJO_RESULT_OK,
-            MojoWriteData(hp, kHello, &buffer_size,
-                          MOJO_WRITE_MESSAGE_FLAG_NONE));
+  EXPECT_EQ(
+      MOJO_RESULT_OK,
+      MojoWriteData(hp, kHello, &buffer_size, MOJO_WRITE_MESSAGE_FLAG_NONE));
 
   // |hc| should be(come) readable.
   sig = MOJO_HANDLE_SIGNAL_READABLE;
   EXPECT_EQ(MOJO_RESULT_OK,
             MojoWaitMany(&hc, &sig, 1, MOJO_DEADLINE_INDEFINITE));
 
   // Do a two-phase write to |hp|.
   EXPECT_EQ(MOJO_RESULT_OK,
-            MojoBeginWriteData(hp, &write_pointer, &buffer_size,
-                               MOJO_WRITE_DATA_FLAG_NONE));
+            MojoBeginWriteData(
+                hp, &write_pointer, &buffer_size, MOJO_WRITE_DATA_FLAG_NONE));
   static const char kWorld[] = "world";
   ASSERT_GE(buffer_size, sizeof(kWorld));
   // Include the terminating null.
   memcpy(write_pointer, kWorld, sizeof(kWorld));
   EXPECT_EQ(MOJO_RESULT_OK,
             MojoEndWriteData(hp, static_cast<uint32_t>(sizeof(kWorld))));
 
   // Read one character from |hc|.
   memset(buffer, 0, sizeof(buffer));
   buffer_size = 1;
   EXPECT_EQ(MOJO_RESULT_OK,
             MojoReadData(hc, buffer, &buffer_size, MOJO_READ_DATA_FLAG_NONE));
 
   // Close |hp|.
   EXPECT_EQ(MOJO_RESULT_OK, MojoClose(hp));
 
   // |hc| should still be readable.
   EXPECT_EQ(MOJO_RESULT_OK, MojoWait(hc, MOJO_HANDLE_SIGNAL_READABLE, 0));
 
   // Do a two-phase read from |hc|.
   read_pointer = NULL;
   EXPECT_EQ(MOJO_RESULT_OK,
-            MojoBeginReadData(hc, &read_pointer, &buffer_size,
-                              MOJO_READ_DATA_FLAG_NONE));
+            MojoBeginReadData(
+                hc, &read_pointer, &buffer_size, MOJO_READ_DATA_FLAG_NONE));
   ASSERT_LE(buffer_size, sizeof(buffer) - 1);
   memcpy(&buffer[1], read_pointer, buffer_size);
   EXPECT_EQ(MOJO_RESULT_OK, MojoEndReadData(hc, buffer_size));
   EXPECT_STREQ("hello world", buffer);
 
   // |hc| should no longer be readable.
   EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION,
             MojoWait(hc, MOJO_HANDLE_SIGNAL_READABLE, 1000));
 
   EXPECT_EQ(MOJO_RESULT_OK, MojoClose(hc));
@@ skipping 54 matching lines @@
 // This checks that things actually work in C (not C++).
 TEST(CoreTest, MinimalCTest) {
   const char* failure = MinimalCTest();
   EXPECT_TRUE(failure == NULL) << failure;
 }
 
 // TODO(vtl): Add multi-threaded tests.
 
 }  // namespace
 }  // namespace mojo