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Unified Diff: services/shape_detection/text_detection_impl_mac_unittest.mm

Issue 2728253003: Revert of ShapeDetection: add support for Text Detection in Mac (Closed)
Patch Set: Created 3 years, 10 months ago
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Index: services/shape_detection/text_detection_impl_mac_unittest.mm
diff --git a/services/shape_detection/text_detection_impl_mac_unittest.mm b/services/shape_detection/text_detection_impl_mac_unittest.mm
deleted file mode 100644
index 5333a5190b2d06180c810892d0f3c52803d09dfc..0000000000000000000000000000000000000000
--- a/services/shape_detection/text_detection_impl_mac_unittest.mm
+++ /dev/null
@@ -1,111 +0,0 @@
-// Copyright 2017 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.
-
-#include "services/shape_detection/text_detection_impl_mac.h"
-
-#include "base/command_line.h"
-#include "base/mac/mac_util.h"
-#include "base/mac/scoped_cftyperef.h"
-#include "base/mac/scoped_nsobject.h"
-#include "base/mac/sdk_forward_declarations.h"
-#include "base/run_loop.h"
-#include "testing/gmock/include/gmock/gmock.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "ui/gl/gl_switches.h"
-
-namespace shape_detection {
-
-ACTION_P(RunClosure, closure) {
- closure.Run();
-}
-
-class TextDetectionImplMacTest : public ::testing::Test {
- public:
- ~TextDetectionImplMacTest() override = default;
-
- void DetectCallback(std::vector<mojom::TextDetectionResultPtr> results) {
- // CIDetectorTypeText doesn't return the decoded text, juts bounding boxes.
- Detection(results.size());
- }
- MOCK_METHOD1(Detection, void(size_t));
-
- TextDetectionImplMac impl_;
- const base::MessageLoop message_loop_;
-};
-
-TEST_F(TextDetectionImplMacTest, CreateAndDestroy) {}
-
-// This test generates an image with a single text line and scans it back.
-TEST_F(TextDetectionImplMacTest, ScanOnce) {
- // Text detection needs at least MAC OS X 10.11, and GPU infrastructure.
- if (!base::CommandLine::ForCurrentProcess()->HasSwitch(
- switches::kUseGpuInTests) ||
- !base::mac::IsAtLeastOS10_11()) {
- return;
- }
-
- base::ScopedCFTypeRef<CGColorSpaceRef> rgb_colorspace(
- CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB));
-
- const int width = 200;
- const int height = 50;
- base::ScopedCFTypeRef<CGContextRef> context(CGBitmapContextCreate(
- nullptr, width, height, 8 /* bitsPerComponent */,
- width * 4 /* rowBytes */, rgb_colorspace,
- kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host));
-
- // Draw a white background.
- CGContextSetRGBFillColor(context, 1.0, 1.0, 1.0, 1.0);
- CGContextFillRect(context, CGRectMake(0.0, 0.0, width, height));
-
- // Create a line of Helvetica 16 text, and draw it in the |context|.
- base::scoped_nsobject<NSFont> helvetica(
- [NSFont fontWithName:@"Helvetica" size:16]);
- NSDictionary* attributes = [NSDictionary
- dictionaryWithObjectsAndKeys:helvetica, kCTFontAttributeName, nil];
-
- base::scoped_nsobject<NSAttributedString> info([[NSAttributedString alloc]
- initWithString:@"https://www.chromium.org"
- attributes:attributes]);
-
- base::ScopedCFTypeRef<CTLineRef> line(
- CTLineCreateWithAttributedString((CFAttributedStringRef)info.get()));
-
- CGContextSetTextPosition(context, 10.0, height / 2.0);
- CTLineDraw(line, context);
-
- // Extract a CGImage and its raw pixels from |context|.
- base::ScopedCFTypeRef<CGImageRef> cg_image(
- CGBitmapContextCreateImage(context));
- EXPECT_EQ(static_cast<size_t>(width), CGImageGetWidth(cg_image));
- EXPECT_EQ(static_cast<size_t>(height), CGImageGetHeight(cg_image));
-
- base::ScopedCFTypeRef<CFDataRef> raw_cg_image_data(
- CGDataProviderCopyData(CGImageGetDataProvider(cg_image)));
- EXPECT_TRUE(CFDataGetBytePtr(raw_cg_image_data));
- const int num_bytes = width * height * 4;
- EXPECT_EQ(num_bytes, CFDataGetLength(raw_cg_image_data));
-
- // Generate a new ScopedSharedBufferHandle of the aproppriate size, map it and
- // copy the generated text image pixels into it.
- auto handle = mojo::SharedBufferHandle::Create(num_bytes);
- ASSERT_TRUE(handle->is_valid());
-
- mojo::ScopedSharedBufferMapping mapping = handle->Map(num_bytes);
- ASSERT_TRUE(mapping);
-
- memcpy(mapping.get(), CFDataGetBytePtr(raw_cg_image_data), num_bytes);
-
- base::RunLoop run_loop;
- base::Closure quit_closure = run_loop.QuitClosure();
- // Send the image to Detect() and expect the response in callback.
- EXPECT_CALL(*this, Detection(1)).WillOnce(RunClosure(quit_closure));
- impl_.Detect(std::move(handle), width, height,
- base::Bind(&TextDetectionImplMacTest::DetectCallback,
- base::Unretained(this)));
-
- run_loop.Run();
-}
-
-} // shape_detection namespace
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