diff --git a/phpunit/block-supports/border-test.php b/phpunit/block-supports/border-test.php
new file mode 100644
index 0000000000000..bf09bc39ee087
--- /dev/null
+++ b/phpunit/block-supports/border-test.php
@@ -0,0 +1,143 @@
+<?php
+
+/**
+ * Test the border block supports.
+ *
+ * @package Gutenberg
+ */
+
+class WP_Block_Supports_Border_Test extends WP_UnitTestCase {
+
+	function test_border_color_slug_with_numbers_is_kebab_cased_properly() {
+		$block_name = 'test/border-color-slug-with-numbers-is-kebab-cased-properly';
+		register_block_type(
+			$block_name,
+			array(
+				'api_version' => 2,
+				'attributes'  => array(
+					'borderColor' => array(
+						'type' => 'string',
+					),
+					'style'       => array(
+						'type' => 'object',
+					),
+				),
+				'supports'    => array(
+					'__experimentalBorder' => array(
+						'color'  => true,
+						'radius' => true,
+						'width'  => true,
+						'style'  => true,
+					),
+				),
+			)
+		);
+		$registry   = WP_Block_Type_Registry::get_instance();
+		$block_type = $registry->get_registered( $block_name );
+		$block_atts = array(
+			'borderColor' => 'red',
+			'style'       => array(
+				'border' => array(
+					'radius' => '10px',
+					'width'  => '1px',
+					'style'  => 'dashed',
+				),
+			),
+		);
+
+		$actual   = gutenberg_apply_border_support( $block_type, $block_atts );
+		$expected = array(
+			'class' => 'has-border-color has-red-border-color',
+			'style' => 'border-radius: 10px; border-style: dashed; border-width: 1px;',
+		);
+
+		$this->assertSame( $expected, $actual );
+		unregister_block_type( $block_name );
+	}
+
+	function test_border_with_skipped_serialization_block_supports() {
+		$block_name = 'test/border-with-skipped-serialization-block-supports';
+		register_block_type(
+			$block_name,
+			array(
+				'api_version' => 2,
+				'attributes'  => array(
+					'style' => array(
+						'type' => 'object',
+					),
+				),
+				'supports'    => array(
+					'__experimentalBorder' => array(
+						'color'                           => true,
+						'radius'                          => true,
+						'width'                           => true,
+						'style'                           => true,
+						'__experimentalSkipSerialization' => true,
+					),
+				),
+			)
+		);
+		$registry   = WP_Block_Type_Registry::get_instance();
+		$block_type = $registry->get_registered( $block_name );
+		$block_atts = array(
+			'style' => array(
+				'border' => array(
+					'color'  => '#eeeeee',
+					'width'  => '1px',
+					'style'  => 'dotted',
+					'radius' => '10px',
+				),
+			),
+		);
+
+		$actual   = gutenberg_apply_border_support( $block_type, $block_atts );
+		$expected = array();
+
+		$this->assertSame( $expected, $actual );
+		unregister_block_type( $block_name );
+	}
+
+	function test_radius_with_individual_skipped_serialization_block_supports() {
+		$block_name = 'test/radius-with-individual-skipped-serialization-block-supports';
+		register_block_type(
+			$block_name,
+			array(
+				'api_version' => 2,
+				'attributes'  => array(
+					'style' => array(
+						'type' => 'object',
+					),
+				),
+				'supports'    => array(
+					'__experimentalBorder' => array(
+						'color'                           => true,
+						'radius'                          => true,
+						'width'                           => true,
+						'style'                           => true,
+						'__experimentalSkipSerialization' => array( 'radius', 'color' ),
+					),
+				),
+			)
+		);
+		$registry   = WP_Block_Type_Registry::get_instance();
+		$block_type = $registry->get_registered( $block_name );
+		$block_atts = array(
+			'style' => array(
+				'border' => array(
+					'color'  => '#eeeeee',
+					'width'  => '1px',
+					'style'  => 'dotted',
+					'radius' => '10px',
+				),
+			),
+		);
+
+		$actual   = gutenberg_apply_border_support( $block_type, $block_atts );
+		$expected = array(
+			'style' => 'border-style: dotted; border-width: 1px;',
+		);
+
+		$this->assertSame( $expected, $actual );
+		unregister_block_type( $block_name );
+	}
+}
diff --git a/phpunit/block-supports/colors-test.php b/phpunit/block-supports/colors-test.php
index 9548b83dde743..88e3994eb226b 100644
--- a/phpunit/block-supports/colors-test.php
+++ b/phpunit/block-supports/colors-test.php
@@ -48,4 +48,84 @@ function test_color_slugs_with_numbers_are_kebab_cased_properly() {
 		$this->assertSame( $expected, $actual );
 		unregister_block_type( 'test/color-slug-with-numbers' );
 	}
+
+	function test_color_with_skipped_serialization_block_supports() {
+		$block_name = 'test/color-with-skipped-serialization-block-supports';
+		register_block_type(
+			$block_name,
+			array(
+				'api_version' => 2,
+				'attributes'  => array(
+					'style' => array(
+						'type' => 'object',
+					),
+				),
+				'supports'    => array(
+					'color' => array(
+						'text'                            => true,
+						'gradients'                       => true,
+						'__experimentalSkipSerialization' => true,
+					),
+				),
+			)
+		);
+
+		$registry   = WP_Block_Type_Registry::get_instance();
+		$block_type = $registry->get_registered( $block_name );
+		$block_atts = array(
+			'style' => array(
+				'color' => array(
+					'text'     => '#d92828',
+					'gradient' => 'linear-gradient(135deg,rgb(6,147,227) 0%,rgb(223,13,13) 46%,rgb(155,81,224) 100%)',
+				),
+			),
+		);
+
+		$actual   = gutenberg_apply_colors_support( $block_type, $block_atts );
+		$expected = array();
+
+		$this->assertSame( $expected, $actual );
+		unregister_block_type( $block_name );
+	}
+
+	function test_gradient_with_individual_skipped_serialization_block_supports() {
+		$block_name = 'test/gradient-with-individual-skipped-serialization-block-support';
+		register_block_type(
+			$block_name,
+			array(
+				'api_version' => 2,
+				'attributes'  => array(
+					'style' => array(
+						'type' => 'object',
+					),
+				),
+				'supports'    => array(
+					'color' => array(
+						'text'                            => true,
+						'gradients'                       => true,
+						'__experimentalSkipSerialization' => array( 'gradients' ),
+					),
+				),
+			)
+		);
+
+		$registry   = WP_Block_Type_Registry::get_instance();
+		$block_type = $registry->get_registered( $block_name );
+		$block_atts = array(
+			'style' => array(
+				'color' => array(
+					'text' => '#d92828',
+				),
+			),
+		);
+
+		$actual   = gutenberg_apply_colors_support( $block_type, $block_atts );
+		$expected = array(
+			'class' => 'has-text-color',
+			'style' => 'color: #d92828;',
+		);
+
+		$this->assertSame( $expected, $actual );
+		unregister_block_type( $block_name );
+	}
 }
diff --git a/phpunit/block-supports/spacing-test.php b/phpunit/block-supports/spacing-test.php
new file mode 100644
index 0000000000000..270b16bbba132
--- /dev/null
+++ b/phpunit/block-supports/spacing-test.php
@@ -0,0 +1,148 @@
+<?php
+
+/**
+ * Test the spacing block supports.
+ *
+ * @package Gutenberg
+ */
+
+class WP_Block_Supports_Spacing_Test extends WP_UnitTestCase {
+
+	function test_spacing_style_is_applied() {
+		$block_name = 'test/spacing-style-is-applied';
+		register_block_type(
+			$block_name,
+			array(
+				'api_version' => 2,
+				'attributes'  => array(
+					'style' => array(
+						'type' => 'object',
+					),
+				),
+				'supports'    => array(
+					'spacing' => array(
+						'margin'   => true,
+						'padding'  => true,
+						'blockGap' => true,
+					),
+				),
+			)
+		);
+		$registry   = WP_Block_Type_Registry::get_instance();
+		$block_type = $registry->get_registered( $block_name );
+		$block_atts = array(
+			'style' => array(
+				'spacing' => array(
+					'margin'   => array(
+						'top'    => '1px',
+						'right'  => '2px',
+						'bottom' => '3px',
+						'left'   => '4px',
+					),
+					'padding'  => '111px',
+					'blockGap' => '2em',
+				),
+			),
+		);
+
+		$actual   = gutenberg_apply_spacing_support( $block_type, $block_atts );
+		$expected = array(
+			'style' => 'padding: 111px; margin-top: 1px; margin-right: 2px; margin-bottom: 3px; margin-left: 4px;',
+		);
+
+		$this->assertSame( $expected, $actual );
+		unregister_block_type( $block_name );
+	}
+
+	function test_spacing_with_skipped_serialization_block_supports() {
+		$block_name = 'test/spacing-with-skipped-serialization-block-supports';
+		register_block_type(
+			$block_name,
+			array(
+				'api_version' => 2,
+				'attributes'  => array(
+					'style' => array(
+						'type' => 'object',
+					),
+				),
+				'supports'    => array(
+					'spacing' => array(
+						'margin'                          => true,
+						'padding'                         => true,
+						'blockGap'                        => true,
+						'__experimentalSkipSerialization' => true,
+					),
+				),
+			)
+		);
+		$registry   = WP_Block_Type_Registry::get_instance();
+		$block_type = $registry->get_registered( $block_name );
+		$block_atts = array(
+			'style' => array(
+				'spacing' => array(
+					'margin'   => array(
+						'top'    => '1px',
+						'right'  => '2px',
+						'bottom' => '3px',
+						'left'   => '4px',
+					),
+					'padding'  => '111px',
+					'blockGap' => '2em',
+				),
+			),
+		);
+
+		$actual   = gutenberg_apply_spacing_support( $block_type, $block_atts );
+		$expected = array();
+
+		$this->assertSame( $expected, $actual );
+		unregister_block_type( $block_name );
+	}
+
+	function test_margin_with_individual_skipped_serialization_block_supports() {
+		$block_name = 'test/margin-with-individual-skipped-serialization-block-supports';
+		register_block_type(
+			$block_name,
+			array(
+				'api_version' => 2,
+				'attributes'  => array(
+					'style' => array(
+						'type' => 'object',
+					),
+				),
+				'supports'    => array(
+					'spacing' => array(
+						'margin'                          => true,
+						'padding'                         => true,
+						'blockGap'                        => true,
+						'__experimentalSkipSerialization' => array( 'margin' ),
+					),
+				),
+			)
+		);
+		$registry   = WP_Block_Type_Registry::get_instance();
+		$block_type = $registry->get_registered( $block_name );
+		$block_atts = array(
+			'style' => array(
+				'spacing' => array(
+					'padding'  => array(
+						'top'    => '1px',
+						'right'  => '2px',
+						'bottom' => '3px',
+						'left'   => '4px',
+					),
+					'margin'   => '111px',
+					'blockGap' => '2em',
+				),
+			),
+		);
+
+		$actual   = gutenberg_apply_spacing_support( $block_type, $block_atts );
+		$expected = array(
+			'style' => 'padding-top: 1px; padding-right: 2px; padding-bottom: 3px; padding-left: 4px;',
+		);
+
+		$this->assertSame( $expected, $actual );
+		unregister_block_type( $block_name );
+	}
+}
diff --git a/phpunit/block-supports/typography-test.php b/phpunit/block-supports/typography-test.php
index dbca89457a209..312b86f6a0b38 100644
--- a/phpunit/block-supports/typography-test.php
+++ b/phpunit/block-supports/typography-test.php
@@ -66,6 +66,80 @@ function test_font_family_with_legacy_inline_styles_using_a_value() {
 		unregister_block_type( $block_name );
 	}
 
+	function test_typography_with_skipped_serialization_block_supports() {
+		$block_name = 'test/typography-with-skipped-serialization-block-supports';
+		register_block_type(
+			$block_name,
+			array(
+				'api_version' => 2,
+				'attributes'  => array(
+					'style' => array(
+						'type' => 'object',
+					),
+				),
+				'supports'    => array(
+					'typography' => array(
+						'fontSize'                        => true,
+						'lineHeight'                      => true,
+						'__experimentalFontFamily'        => true,
+						'__experimentalLetterSpacing'     => true,
+						'__experimentalSkipSerialization' => true,
+					),
+				),
+			)
+		);
+		$registry   = WP_Block_Type_Registry::get_instance();
+		$block_type = $registry->get_registered( $block_name );
+		$block_atts = array(
+			'style' => array(
+				'typography' => array(
+					'fontSize'      => 'serif',
+					'lineHeight'    => 'serif',
+					'fontFamily'    => '22px',
+					'letterSpacing' => '22px',
+				),
+			),
+		);
+
+		$actual   = gutenberg_apply_typography_support( $block_type, $block_atts );
+		$expected = array();
+
+		$this->assertSame( $expected, $actual );
+		unregister_block_type( $block_name );
+	}
+
+	function test_letter_spacing_with_individual_skipped_serialization_block_supports() {
+		$block_name = 'test/letter-spacing-with-individua-skipped-serialization-block-supports';
+		register_block_type(
+			$block_name,
+			array(
+				'api_version' => 2,
+				'attributes'  => array(
+					'style' => array(
+						'type' => 'object',
+					),
+				),
+				'supports'    => array(
+					'typography' => array(
+						'__experimentalLetterSpacing'     => true,
+						'__experimentalSkipSerialization' => array(
+							'letterSpacing',
+						),
+					),
+				),
+			)
+		);
+		$registry   = WP_Block_Type_Registry::get_instance();
+		$block_type = $registry->get_registered( $block_name );
+		$block_atts = array( 'style' => array( 'typography' => array( 'letterSpacing' => '22px' ) ) );
+
+		$actual   = gutenberg_apply_typography_support( $block_type, $block_atts );
+		$expected = array();
+
+		$this->assertSame( $expected, $actual );
+		unregister_block_type( $block_name );
+	}
+
 	function test_font_family_with_legacy_inline_styles_using_a_css_var() {
 		$block_name = 'test/font-family-with-inline-styles-using-css-var';
 		register_block_type(