diff --git a/src/Magnum/Test/BufferImageGLTest.cpp b/src/Magnum/Test/BufferImageGLTest.cpp
index a6ee551e1..9312f7030 100644
--- a/src/Magnum/Test/BufferImageGLTest.cpp
+++ b/src/Magnum/Test/BufferImageGLTest.cpp
@@ -65,8 +65,7 @@ void BufferImageGLTest::construct() {
 
     /** @todo How to verify the contents in ES? */
     #ifndef MAGNUM_TARGET_GLES
-    CORRADE_COMPARE_AS(std::vector<char>(imageData.begin(), imageData.end()),
-                       std::vector<char>(data, data + 12),
+    CORRADE_COMPARE_AS(imageData, Containers::ArrayView<const char>{data},
                        TestSuite::Compare::Container);
     #endif
 }
@@ -130,8 +129,7 @@ void BufferImageGLTest::setData() {
 
     /** @todo How to verify the contents in ES? */
     #ifndef MAGNUM_TARGET_GLES
-    CORRADE_COMPARE_AS(std::vector<UnsignedShort>(imageData.begin(), imageData.end()),
-                       std::vector<UnsignedShort>(data2, data2 + 8),
+    CORRADE_COMPARE_AS(imageData, Containers::ArrayView<const char>{data2},
                        TestSuite::Compare::Container);
     #endif
 }
diff --git a/src/Magnum/Test/CubeMapTextureGLTest.cpp b/src/Magnum/Test/CubeMapTextureGLTest.cpp
index b92bd3a6f..175d385ae 100644
--- a/src/Magnum/Test/CubeMapTextureGLTest.cpp
+++ b/src/Magnum/Test/CubeMapTextureGLTest.cpp
@@ -393,7 +393,7 @@ void CubeMapTextureGLTest::imageFull() {
 
     CubeMapTexture texture;
     texture.setStorage(1, TextureFormat::RGBA8, Vector2i{2, 2})
-        .setSubImage(0, {}, ImageView3D{ColorFormat::RGBA, ColorType::UnsignedByte, Vector3i{2, 2, 6}, DataFull});
+        .setSubImage(0, {}, ImageView3D{ColorFormat::RGBA, ColorType::UnsignedByte, {2, 2, 6}, DataFull});
 
     MAGNUM_VERIFY_NO_ERROR();
 
@@ -413,7 +413,7 @@ void CubeMapTextureGLTest::imageFullBuffer() {
 
     CubeMapTexture texture;
     texture.setStorage(1, TextureFormat::RGBA8, Vector2i{2})
-        .setSubImage(0, {}, BufferImage3D{ColorFormat::RGBA, ColorType::UnsignedByte, Vector3i{2, 2, 6}, DataFull, BufferUsage::StaticDraw});
+        .setSubImage(0, {}, BufferImage3D{ColorFormat::RGBA, ColorType::UnsignedByte, {2, 2, 6}, DataFull, BufferUsage::StaticDraw});
 
     MAGNUM_VERIFY_NO_ERROR();
 
diff --git a/src/Magnum/Test/ImageViewTest.cpp b/src/Magnum/Test/ImageViewTest.cpp
index 621e99e94..aaeee1575 100644
--- a/src/Magnum/Test/ImageViewTest.cpp
+++ b/src/Magnum/Test/ImageViewTest.cpp
@@ -43,7 +43,7 @@ ImageViewTest::ImageViewTest() {
 }
 
 void ImageViewTest::construct() {
-    const char data[3] = {};
+    const char data[3]{};
     ImageView2D a(ColorFormat::Red, ColorType::UnsignedByte, {1, 3}, data);
 
     CORRADE_COMPARE(a.format(), ColorFormat::Red);
@@ -53,9 +53,9 @@ void ImageViewTest::construct() {
 }
 
 void ImageViewTest::setData() {
-    const char data[3] = {};
+    const char data[3]{};
     ImageView2D a(ColorFormat::Red, ColorType::UnsignedByte, {1, 3}, data);
-    const char data2[8] = {};
+    const char data2[8]{};
     a.setData(data2);
 
     CORRADE_COMPARE(a.format(), ColorFormat::Red);
diff --git a/src/Magnum/Trade/Test/ImageDataTest.cpp b/src/Magnum/Trade/Test/ImageDataTest.cpp
index ffc1a446d..257b03c92 100644
--- a/src/Magnum/Trade/Test/ImageDataTest.cpp
+++ b/src/Magnum/Trade/Test/ImageDataTest.cpp
@@ -114,7 +114,7 @@ void ImageDataTest::toReference() {
 
 void ImageDataTest::release() {
     char data[] = {'b', 'e', 'e', 'r'};
-    ImageData2D a(ColorFormat::Red, ColorType::UnsignedByte, {1, 4}, data);
+    Trade::ImageData2D a(ColorFormat::Red, ColorType::UnsignedByte, {1, 4}, data);
     const char* const pointer = a.release();
 
     CORRADE_COMPARE(pointer, data);