Add count to assertSee/assertContains. Add assertContains to responses (

#606)

* Add count to assertSee/assertContains. Add assertContains to responses

* param

* Improve the message with count

CHANGELOG.md

@@ -10,6 +10,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 
 - Define a `thumbnail` relationship on the post model that when defined will return an attachment model.
+- Added count support to `assertSee()` for responses and `assertContains()` for HTML string assertions.
+- Added `assertContains()` to response assertions.
 
 ### Changed
 

src/mantle/testing/class-assertable-html-string.php

@@ -25,7 +25,7 @@ class Assertable_HTML_String {
 	 *
 	 * @param string $content The HTML content to test.
 	 */
-	public function __construct( protected string $content ) {}
+	public function __construct( protected readonly string $content ) {}
 
 	/**
 	 * Retrieve the content.
@@ -37,10 +37,24 @@ protected function get_content(): string {
 	/**
 	 * Assert that the content contains the expected string.
 	 *
-	 * @param string $needle The $needle to assert against.
+	 * @param string   $needle The $needle to assert against.
+	 * @param int|null $count The number of times the $needle should appear in the content.
 	 */
-	public function assertContains( string $needle ): static {
-		Assert::assertStringContainsString( $needle, $this->content, 'The content does not contain the expected string.' );
+	public function assertContains( string $needle, ?int $count = null ): static {
+		Assert::assertStringContainsString( $needle, $this->content, 'The content does not contain the expected string: ' . $needle );
+
+		if ( null !== $count ) {
+			Assert::assertEquals(
+				$count,
+				substr_count( $this->content, $needle ),
+				sprintf(
+					'The content does not contain the the expected string (%s) %d %s.',
+					$needle,
+					$count,
+					1 === $count ? 'time' : 'times',
+				),
+			);
+		}
 
 		return $this;
 	}

src/mantle/testing/class-test-response.php

@@ -387,25 +387,48 @@ public function assertHeaderMissing( string $header_name, mixed $value = null )
 	 * Asset that the contents matches an expected value.
 	 *
 	 * @param mixed $value Contents to compare.
-	 * @return $this
 	 */
 	public function assertContent( mixed $value ): static {
 		PHPUnit::assertEquals( $value, $this->get_content() );
+
 		return $this;
 	}
 
 	/**
 	 * Assert that the given string is contained within the response.
 	 *
-	 * @param string $value String to search for.
-	 * @return $this
+	 * @param string   $needle String to search for.
+	 * @param int|null $count Number of times the string should appear.
 	 */
-	public function assertSee( $value ) {
-		PHPUnit::assertStringContainsString( (string) $value, $this->get_content() );
+	public function assertSee( string $needle, ?int $count = null ): static {
+		PHPUnit::assertStringContainsString( $needle, $this->get_content() );
+
+		if ( null !== $count ) {
+			PHPUnit::assertEquals(
+				$count,
+				substr_count( $this->get_content(), $needle ),
+				sprintf(
+					'The content does not contain the the expected string (%s) %d %s.',
+					$needle,
+					$count,
+					1 === $count ? 'time' : 'times',
+				),
+			);
+		}
 
 		return $this;
 	}
 
+	/**
+	 * Alias for assertSee().
+	 *
+	 * @param string   $needle String to search for.
+	 * @param int|null $count Number of times the string should appear.
+	 */
+	public function assertContains( string $needle, ?int $count = null ): static {
+		return $this->assertSee( $needle, $count );
+	}
+
 	/**
 	 * Look for $values in $content in the specified order.
 	 *

tests/Testing/Concerns/ElementAssertionsTest.php

@@ -96,6 +96,7 @@ public function test_element_callback() {
 	public function test_html_string() {
 		html_string( $this->test_content )
 			->assertContains( 'Example Section' )
+			->assertContains( 'Example Section', 1 )
 			->assertElementExists( '//div' )
 			->assertElementExists( '//section' )
 			->assertElementMissing( '//article' );

tests/Testing/Concerns/MakesHttpRequestsTest.php

@@ -40,7 +40,8 @@ public function test_get_singular() {
 		$post_id = static::factory()->post->create();
 		$this->get( get_permalink( $post_id ) )
 			->assertQueryTrue( 'is_single', 'is_singular' )
-			->assertQueriedObjectId( $post_id );
+			->assertQueriedObjectId( $post_id )
+			->assertSee( get_the_title( $post_id ) );
 	}
 
 	public function test_fluent() {