Squashed 'libs/protobuf/' content from commit fcd3b9a85

git-subtree-dir: libs/protobuf
git-subtree-split: fcd3b9a85ef36e46643dc30176cea1a7ad62e02b

objectivec/Tests/GPBWellKnownTypesTest.m

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+// Protocol Buffers - Google's data interchange format
+// Copyright 2015 Google Inc.  All rights reserved.
+// https://developers.google.com/protocol-buffers/
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#import "GPBWellKnownTypes.h"
+
+#import <XCTest/XCTest.h>
+
+#import "GPBTestUtilities.h"
+#import "objectivec/Tests/AnyTest.pbobjc.h"
+
+// Nanosecond time accuracy
+static const NSTimeInterval kTimeAccuracy = 1e-9;
+
+@interface WellKnownTypesTest : XCTestCase
+@end
+
+@implementation WellKnownTypesTest
+
+- (void)testTimeStamp {
+  // Test negative and positive values.
+  NSTimeInterval values[] = {
+      -428027599.483999967, -1234567.0, -0.5, 0, 0.75, 54321.0, 2468086, 483999967};
+  for (size_t i = 0; i < GPBARRAYSIZE(values); ++i) {
+    NSTimeInterval value = values[i];
+
+    // Test Creation - date.
+    NSDate *date = [NSDate dateWithTimeIntervalSince1970:value];
+    GPBTimestamp *timeStamp = [[GPBTimestamp alloc] initWithDate:date];
+
+    XCTAssertGreaterThanOrEqual(timeStamp.nanos, 0, @"Offset %f - Date: %@", (double)value, date);
+    XCTAssertLessThan(timeStamp.nanos, 1e9, @"Offset %f - Date: %@", (double)value, date);
+
+    // Comparing timeIntervals instead of directly comparing dates because date
+    // equality requires the time intervals to be exactly the same, and the
+    // timeintervals go through a bit of floating point error as they are
+    // converted back and forth from the internal representation.
+    XCTAssertEqualWithAccuracy(value, timeStamp.date.timeIntervalSince1970, kTimeAccuracy,
+                               @"Offset %f - Date: %@", (double)value, date);
+    [timeStamp release];
+
+    // Test Creation - timeIntervalSince1970.
+    timeStamp = [[GPBTimestamp alloc] initWithTimeIntervalSince1970:value];
+
+    XCTAssertGreaterThanOrEqual(timeStamp.nanos, 0, @"Offset %f - Date: %@", (double)value, date);
+    XCTAssertLessThan(timeStamp.nanos, 1e9, @"Offset %f - Date: %@", (double)value, date);
+
+    XCTAssertEqualWithAccuracy(value, timeStamp.timeIntervalSince1970, kTimeAccuracy,
+                               @"Offset %f - Date: %@", (double)value, date);
+    [timeStamp release];
+
+    // Test Mutation - date.
+    timeStamp = [[GPBTimestamp alloc] init];
+    timeStamp.date = date;
+
+    XCTAssertGreaterThanOrEqual(timeStamp.nanos, 0, @"Offset %f - Date: %@", (double)value, date);
+    XCTAssertLessThan(timeStamp.nanos, 1e9, @"Offset %f - Date: %@", (double)value, date);
+
+    XCTAssertEqualWithAccuracy(value, timeStamp.date.timeIntervalSince1970, kTimeAccuracy,
+                               @"Offset %f - Date: %@", (double)value, date);
+    [timeStamp release];
+
+    // Test Mutation - timeIntervalSince1970.
+    timeStamp = [[GPBTimestamp alloc] init];
+    timeStamp.timeIntervalSince1970 = value;
+
+    XCTAssertGreaterThanOrEqual(timeStamp.nanos, 0, @"Offset %f - Date: %@", (double)value, date);
+    XCTAssertLessThan(timeStamp.nanos, 1e9, @"Offset %f - Date: %@", (double)value, date);
+
+    XCTAssertEqualWithAccuracy(value, timeStamp.date.timeIntervalSince1970, kTimeAccuracy,
+                               @"Offset %f - Date: %@", (double)value, date);
+
+    [timeStamp release];
+  }
+}
+
+- (void)testDuration {
+  // Test negative and positive values.
+  NSTimeInterval values[] = {-1000.0001, -500.0, -0.5, 0, 0.75, 1000.0, 2000.0002};
+  for (size_t i = 0; i < GPBARRAYSIZE(values); ++i) {
+    NSTimeInterval value = values[i];
+
+    // Test Creation.
+    GPBDuration *duration = [[GPBDuration alloc] initWithTimeInterval:value];
+    XCTAssertEqualWithAccuracy(value, duration.timeInterval, kTimeAccuracy, @"For interval %f",
+                               (double)value);
+    if (value > 0) {
+      XCTAssertGreaterThanOrEqual(duration.seconds, 0, @"For interval %f", (double)value);
+      XCTAssertGreaterThanOrEqual(duration.nanos, 0, @"For interval %f", (double)value);
+    } else {
+      XCTAssertLessThanOrEqual(duration.seconds, 0, @"For interval %f", (double)value);
+      XCTAssertLessThanOrEqual(duration.nanos, 0, @"For interval %f", (double)value);
+    }
+    [duration release];
+
+    // Test Mutation.
+    duration = [[GPBDuration alloc] init];
+    duration.timeInterval = value;
+    XCTAssertEqualWithAccuracy(value, duration.timeInterval, kTimeAccuracy, @"For interval %f",
+                               (double)value);
+    if (value > 0) {
+      XCTAssertGreaterThanOrEqual(duration.seconds, 0, @"For interval %f", (double)value);
+      XCTAssertGreaterThanOrEqual(duration.nanos, 0, @"For interval %f", (double)value);
+    } else {
+      XCTAssertLessThanOrEqual(duration.seconds, 0, @"For interval %f", (double)value);
+      XCTAssertLessThanOrEqual(duration.nanos, 0, @"For interval %f", (double)value);
+    }
+    [duration release];
+  }
+}
+
+- (void)testAnyHelpers {
+  // Set and extract covers most of the code.
+
+  AnyTestMessage *subMessage = [AnyTestMessage message];
+  subMessage.int32Value = 12345;
+  AnyTestMessage *message = [AnyTestMessage message];
+  NSError *err = nil;
+  message.anyValue = [GPBAny anyWithMessage:subMessage error:&err];
+  XCTAssertNil(err);
+
+  NSData *data = message.data;
+  XCTAssertNotNil(data);
+
+  AnyTestMessage *message2 = [AnyTestMessage parseFromData:data error:&err];
+  XCTAssertNil(err);
+  XCTAssertNotNil(message2);
+  XCTAssertTrue(message2.hasAnyValue);
+
+  AnyTestMessage *subMessage2 =
+      (AnyTestMessage *)[message.anyValue unpackMessageClass:[AnyTestMessage class] error:&err];
+  XCTAssertNil(err);
+  XCTAssertNotNil(subMessage2);
+  XCTAssertEqual(subMessage2.int32Value, 12345);
+
+  // NULL errorPtr in the two calls.
+
+  message.anyValue = [GPBAny anyWithMessage:subMessage error:NULL];
+  NSData *data2 = message.data;
+  XCTAssertEqualObjects(data2, data);
+
+  AnyTestMessage *subMessage3 =
+      (AnyTestMessage *)[message.anyValue unpackMessageClass:[AnyTestMessage class] error:NULL];
+  XCTAssertNotNil(subMessage3);
+  XCTAssertEqualObjects(subMessage2, subMessage3);
+
+  // Try to extract wrong type.
+
+  GPBTimestamp *wrongMessage =
+      (GPBTimestamp *)[message.anyValue unpackMessageClass:[GPBTimestamp class] error:&err];
+  XCTAssertNotNil(err);
+  XCTAssertNil(wrongMessage);
+  XCTAssertEqualObjects(err.domain, GPBWellKnownTypesErrorDomain);
+  XCTAssertEqual(err.code, GPBWellKnownTypesErrorCodeTypeURLMismatch);
+
+  wrongMessage = (GPBTimestamp *)[message.anyValue unpackMessageClass:[GPBTimestamp class]
+                                                                error:NULL];
+  XCTAssertNil(wrongMessage);
+}
+
+@end