Add CFPropertyToLaunchData() and its test

util/mac/launchd_test.mm

Index: util/mac/launchd_test.mm
diff --git a/util/mac/launchd_test.mm b/util/mac/launchd_test.mm
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+// Copyright 2014 The Crashpad Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "util/mac/launchd.h"
+
+#import <Foundation/Foundation.h>
+#include <launch.h>
+#include <string.h>
+
+#include <cmath>
+#include <limits>
+
+#include "base/basictypes.h"
+#include "base/mac/scoped_launch_data.h"
+#include "gtest/gtest.h"
+#include "util/stdlib/objc.h"
+
+namespace {
+
+using namespace crashpad;
+
+TEST(Launchd, CFPropertyToLaunchData_Integer) {
+  base::mac::ScopedLaunchData launch_data;
+
+  NSNumber* integer_nses[] = {
+    @0,
+    @1,
+    @-1,
+    @0x7f,
+    @0x80,
+    @0xff,
+    @0x0100,
+    @0x7fff,
+    @0x8000,
+    @0xffff,
+    @0x00010000,
+    @0x7fffffff,
+    @0x80000000,
+    @0xffffffff,
+    @0x1000000000000000,
+    @0x7fffffffffffffff,
+    @0x8000000000000000,
+    @0xffffffffffffffff,
+    @0x0123456789abcdef,
+    @0xfedcba9876543210,
+  };
+
+  for (size_t index = 0; index < arraysize(integer_nses); ++index) {
+    NSNumber* integer_ns = integer_nses[index];
+    launch_data.reset(CFPropertyToLaunchData(integer_ns));
+    ASSERT_TRUE(launch_data.get());
+    ASSERT_EQ(LAUNCH_DATA_INTEGER, launch_data_get_type(launch_data));
+    EXPECT_EQ([integer_ns longLongValue], launch_data_get_integer(launch_data))
+        << "index " << index;
+  }
+}
+
+TEST(Launchd, CFPropertyToLaunchData_FloatingPoint) {
+  base::mac::ScopedLaunchData launch_data;
+
+  @autoreleasepool {
+    NSNumber* double_nses[] = {
+      @0.0,
+      @1.0,
+      @-1.0,
+      [NSNumber numberWithFloat:std::numeric_limits<float>::min()],
+      [NSNumber numberWithFloat:std::numeric_limits<float>::max()],
+      [NSNumber numberWithFloat:std::numeric_limits<double>::min()],
+      [NSNumber numberWithFloat:std::numeric_limits<double>::max()],
+      @3.1415926535897932,
+      [NSNumber numberWithFloat:std::numeric_limits<double>::infinity()],
+      [NSNumber numberWithFloat:std::numeric_limits<double>::quiet_NaN()],
+      [NSNumber numberWithFloat:std::numeric_limits<double>::signaling_NaN()],
+    };
+
+    for (size_t index = 0; index < arraysize(double_nses); ++index) {
+      NSNumber* double_ns = double_nses[index];
+      launch_data.reset(CFPropertyToLaunchData(double_ns));
+      ASSERT_TRUE(launch_data.get());
+      ASSERT_EQ(LAUNCH_DATA_REAL, launch_data_get_type(launch_data));
+      double expected_double_value = [double_ns doubleValue];
+      double observed_double_value = launch_data_get_real(launch_data);
+      bool expected_is_nan = std::isnan(expected_double_value);
+      EXPECT_EQ(expected_is_nan, std::isnan(observed_double_value));
+      if (!expected_is_nan) {
+        EXPECT_DOUBLE_EQ(expected_double_value, observed_double_value)
+            << "index " << index;
+      }
+    }
+  }
+}
+
+TEST(Launchd, CFPropertyToLaunchData_Boolean) {
+  base::mac::ScopedLaunchData launch_data;
+
+  NSNumber* bool_nses[] = {
+    @NO,
+    @YES,
+  };
+
+  for (size_t index = 0; index < arraysize(bool_nses); ++index) {
+    NSNumber* bool_ns = bool_nses[index];
+    launch_data.reset(CFPropertyToLaunchData(bool_ns));
+    ASSERT_TRUE(launch_data.get());
+    ASSERT_EQ(LAUNCH_DATA_BOOL, launch_data_get_type(launch_data));
+    if ([bool_ns boolValue]) {
+      EXPECT_TRUE(launch_data_get_bool(launch_data));
+    } else {
+      EXPECT_FALSE(launch_data_get_bool(launch_data));
+    }
+  }
+}
+
+TEST(Launchd, CFPropertyToLaunchData_String) {
+  base::mac::ScopedLaunchData launch_data;
+
+  @autoreleasepool {
+    NSString* string_nses[] = {
+      @"",
+      @"string",
+      @"Üñîçø∂é",
+    };
+
+    for (size_t index = 0; index < arraysize(string_nses); ++index) {
+      NSString* string_ns = string_nses[index];
+      launch_data.reset(CFPropertyToLaunchData(string_ns));
+      ASSERT_TRUE(launch_data.get());
+      ASSERT_EQ(LAUNCH_DATA_STRING, launch_data_get_type(launch_data));
+      EXPECT_STREQ([string_ns UTF8String], launch_data_get_string(launch_data));
+    }
+  }
+}
+
+TEST(Launchd, CFPropertyToLaunchData_Data) {
+  base::mac::ScopedLaunchData launch_data;
+
+  @autoreleasepool {
+    const uint8_t data_c[] = {
+        1, 2, 3, 4, 5, 6, 7, 8, 0, 0, 0, 0, 0, 0, 0, 0, 9, 8, 7, 6, 5, 4, 3, 2};
+    NSData* data_ns = [NSData dataWithBytes:data_c length:sizeof(data_c)];
+    launch_data.reset(CFPropertyToLaunchData(data_ns));
+    ASSERT_TRUE(launch_data.get());
+    ASSERT_EQ(LAUNCH_DATA_OPAQUE, launch_data_get_type(launch_data));
+    EXPECT_EQ(sizeof(data_c), launch_data_get_opaque_size(launch_data));
+    EXPECT_EQ(
+        0, memcmp(launch_data_get_opaque(launch_data), data_c, sizeof(data_c)));
+  }
+}
+
+TEST(Launchd, CFPropertyToLaunchData_Dictionary) {
+  base::mac::ScopedLaunchData launch_data;
+
+  NSDictionary* dictionary_ns = @{
+    @"key" : @"value",
+  };
+
+  launch_data.reset(CFPropertyToLaunchData(dictionary_ns));
+  ASSERT_TRUE(launch_data.get());
+  ASSERT_EQ(LAUNCH_DATA_DICTIONARY, launch_data_get_type(launch_data));
+  EXPECT_EQ([dictionary_ns count], launch_data_dict_get_count(launch_data));
+
+  launch_data_t launch_lookup_data =
+      launch_data_dict_lookup(launch_data, "key");
+  ASSERT_TRUE(launch_lookup_data);
+  ASSERT_EQ(LAUNCH_DATA_STRING, launch_data_get_type(launch_lookup_data));
+  EXPECT_STREQ("value", launch_data_get_string(launch_lookup_data));
+}
+
+TEST(Launchd, CFPropertyToLaunchData_Array) {
+  base::mac::ScopedLaunchData launch_data;
+
+  NSArray* array_ns = @[ @"element_1", @"element_2", ];
+
+  launch_data.reset(CFPropertyToLaunchData(array_ns));
+  ASSERT_TRUE(launch_data.get());
+  ASSERT_EQ(LAUNCH_DATA_ARRAY, launch_data_get_type(launch_data));
+  EXPECT_EQ([array_ns count], launch_data_array_get_count(launch_data));
+
+  launch_data_t launch_lookup_data =
+      launch_data_array_get_index(launch_data, 0);
+  ASSERT_TRUE(launch_lookup_data);
+  ASSERT_EQ(LAUNCH_DATA_STRING, launch_data_get_type(launch_lookup_data));
+  EXPECT_STREQ("element_1", launch_data_get_string(launch_lookup_data));
+
+  launch_lookup_data = launch_data_array_get_index(launch_data, 1);
+  ASSERT_TRUE(launch_lookup_data);
+  ASSERT_EQ(LAUNCH_DATA_STRING, launch_data_get_type(launch_lookup_data));
+  EXPECT_STREQ("element_2", launch_data_get_string(launch_lookup_data));
+}
+
+TEST(Launchd, CFPropertyToLaunchData_NSDate) {
+  // Test that NSDate conversions fail as advertised. There’s no type for
+  // storing date values in a launch_data_t.
+
+  base::mac::ScopedLaunchData launch_data;
+
+  @autoreleasepool {
+    NSDate* date = [NSDate date];
+    launch_data.reset(CFPropertyToLaunchData(date));
+    EXPECT_FALSE(launch_data);
+
+    NSDictionary* date_dictionary = @{
+      @"key" : @"value",
+      @"date" : date,
+    };
+    launch_data.reset(CFPropertyToLaunchData(date_dictionary));
+    EXPECT_FALSE(launch_data);
+
+    NSArray* date_array = @[ @"string_1", date, @"string_2", ];
+    launch_data.reset(CFPropertyToLaunchData(date_array));
+    EXPECT_FALSE(launch_data);
+  }
+}
+
+TEST(Launchd, CFPropertyToLaunchData_RealWorldJobDictionary) {
+  base::mac::ScopedLaunchData launch_data;
+
+  NSDictionary* job_dictionary = @{
+    @LAUNCH_JOBKEY_LABEL : @"com.example.job.rebooter",
+    @LAUNCH_JOBKEY_ONDEMAND : @YES,
+    @LAUNCH_JOBKEY_PROGRAMARGUMENTS :
+        @[ @"/bin/bash", @"-c", @"/sbin/reboot", ],
+    @LAUNCH_JOBKEY_MACHSERVICES : @{
+      @"com.example.service.rebooter" : @YES,
+    },
+  };
+
+  launch_data.reset(CFPropertyToLaunchData(job_dictionary));
+  ASSERT_TRUE(launch_data.get());
+  ASSERT_EQ(LAUNCH_DATA_DICTIONARY, launch_data_get_type(launch_data));
+  EXPECT_EQ(4u, launch_data_dict_get_count(launch_data));
+
+  launch_data_t launch_lookup_data =
+      launch_data_dict_lookup(launch_data, LAUNCH_JOBKEY_LABEL);
+  ASSERT_TRUE(launch_lookup_data);
+  ASSERT_EQ(LAUNCH_DATA_STRING, launch_data_get_type(launch_lookup_data));
+  EXPECT_STREQ("com.example.job.rebooter",
+               launch_data_get_string(launch_lookup_data));
+
+  launch_lookup_data =
+      launch_data_dict_lookup(launch_data, LAUNCH_JOBKEY_ONDEMAND);
+  ASSERT_TRUE(launch_lookup_data);
+  ASSERT_EQ(LAUNCH_DATA_BOOL, launch_data_get_type(launch_lookup_data));
+  EXPECT_TRUE(launch_data_get_bool(launch_lookup_data));
+
+  launch_lookup_data =
+      launch_data_dict_lookup(launch_data, LAUNCH_JOBKEY_PROGRAMARGUMENTS);
+  ASSERT_TRUE(launch_lookup_data);
+  ASSERT_EQ(LAUNCH_DATA_ARRAY, launch_data_get_type(launch_lookup_data));
+  EXPECT_EQ(3u, launch_data_array_get_count(launch_lookup_data));
+
+  launch_data_t launch_sublookup_data =
+      launch_data_array_get_index(launch_lookup_data, 0);
+  ASSERT_TRUE(launch_sublookup_data);
+  ASSERT_EQ(LAUNCH_DATA_STRING, launch_data_get_type(launch_sublookup_data));
+  EXPECT_STREQ("/bin/bash", launch_data_get_string(launch_sublookup_data));
+
+  launch_sublookup_data = launch_data_array_get_index(launch_lookup_data, 1);
+  ASSERT_TRUE(launch_sublookup_data);
+  ASSERT_EQ(LAUNCH_DATA_STRING, launch_data_get_type(launch_sublookup_data));
+  EXPECT_STREQ("-c", launch_data_get_string(launch_sublookup_data));
+
+  launch_sublookup_data = launch_data_array_get_index(launch_lookup_data, 2);
+  ASSERT_TRUE(launch_sublookup_data);
+  ASSERT_EQ(LAUNCH_DATA_STRING, launch_data_get_type(launch_sublookup_data));
+  EXPECT_STREQ("/sbin/reboot", launch_data_get_string(launch_sublookup_data));
+
+  launch_lookup_data =
+      launch_data_dict_lookup(launch_data, LAUNCH_JOBKEY_MACHSERVICES);
+  ASSERT_TRUE(launch_lookup_data);
+  ASSERT_EQ(LAUNCH_DATA_DICTIONARY, launch_data_get_type(launch_lookup_data));
+  EXPECT_EQ(1u, launch_data_dict_get_count(launch_lookup_data));
+
+  launch_sublookup_data = launch_data_dict_lookup(
+      launch_lookup_data, "com.example.service.rebooter");
+  ASSERT_TRUE(launch_sublookup_data);
+  ASSERT_EQ(LAUNCH_DATA_BOOL, launch_data_get_type(launch_sublookup_data));
+  EXPECT_TRUE(launch_data_get_bool(launch_sublookup_data));
+}
+
+}  // namespace