feat(expect): add more methods

tests/Expect/toBeArray.php

@@ -3,13 +3,14 @@
 use PHPUnit\Framework\ExpectationFailedException;
 
 test('pass', function () {
-    expect(sys_get_temp_dir())->toBeReadableDirectory();
+    expect([1, 2, 3])->toBeArray();
+    expect('1, 2, 3')->not->toBeArray();
 });
 
 test('failures', function () {
-    expect('/random/path/whatever')->toBeReadableDirectory();
+    expect(null)->toBeArray();
 })->throws(ExpectationFailedException::class);
 
 test('not failures', function () {
-    expect(sys_get_temp_dir())->not->toBeReadableDirectory();
+    expect(['a', 'b', 'c'])->not->toBeArray();
 })->throws(ExpectationFailedException::class);

tests/Expect/toBeBool.php

@@ -3,13 +3,14 @@
 use PHPUnit\Framework\ExpectationFailedException;
 
 test('pass', function () {
-    expect(sys_get_temp_dir())->toBeWritableDirectory();
+    expect(true)->toBeBool();
+    expect(0)->not->toBeBool();
 });
 
 test('failures', function () {
-    expect('/random/path/whatever')->toBeWritableDirectory();
+    expect(null)->toBeBool();
 })->throws(ExpectationFailedException::class);
 
 test('not failures', function () {
-    expect(sys_get_temp_dir())->not->toBeWritableDirectory();
+    expect(false)->not->toBeBool();
 })->throws(ExpectationFailedException::class);

tests/Expect/toBeCallable.php

@@ -0,0 +1,18 @@
+<?php
+
+use PHPUnit\Framework\ExpectationFailedException;
+
+test('pass', function () {
+    expect(function () {})->toBeCallable();
+    expect(null)->not->toBeCallable();
+});
+
+test('failures', function () {
+    $hello = 5;
+
+    expect($hello)->toBeCallable();
+})->throws(ExpectationFailedException::class);
+
+test('not failures', function () {
+    expect(function () { return 42; })->not->toBeCallable();
+})->throws(ExpectationFailedException::class);

tests/Expect/toBeFloat.php

@@ -3,15 +3,14 @@
 use PHPUnit\Framework\ExpectationFailedException;
 
 test('pass', function () {
-    $temp = sys_get_temp_dir();
-
-    expect($temp)->toBeExistingDirectory();
+    expect(1.0)->toBeFloat();
+    expect(1)->not->toBeFloat();
 });
 
 test('failures', function () {
-    expect('/random/path/whatever')->toBeExistingDirectory();
+    expect(42)->toBeFloat();
 })->throws(ExpectationFailedException::class);
 
 test('not failures', function () {
-    expect('.')->not->toBeExistingDirectory();
+    expect(log(3))->not->toBeFloat();
 })->throws(ExpectationFailedException::class);

tests/Expect/toBeInfinite.php

@@ -0,0 +1,16 @@
+<?php
+
+use PHPUnit\Framework\ExpectationFailedException;
+
+test('pass', function () {
+    expect(log(0))->toBeInfinite();
+    expect(log(1))->not->toBeInfinite();
+});
+
+test('failures', function () {
+    expect(asin(2))->toBeInfinite();
+})->throws(ExpectationFailedException::class);
+
+test('not failures', function () {
+    expect(INF)->not->toBeInfinite();
+})->throws(ExpectationFailedException::class);

tests/Expect/toBeInstanceOf.php

@@ -0,0 +1,16 @@
+<?php
+
+use PHPUnit\Framework\ExpectationFailedException;
+
+test('pass', function () {
+    expect(new Exception())->toBeInstanceOf(Exception::class);
+    expect(new Exception())->not->toBeInstanceOf(RuntimeException::class);
+});
+
+test('failures', function () {
+    expect(new Exception())->toBeInstanceOf(RuntimeException::class);
+})->throws(ExpectationFailedException::class);
+
+test('not failures', function () {
+    expect(new Exception())->not->toBeInstanceOf(Exception::class);
+})->throws(ExpectationFailedException::class);

tests/Expect/toBeInt.php

@@ -0,0 +1,16 @@
+<?php
+
+use PHPUnit\Framework\ExpectationFailedException;
+
+test('pass', function () {
+    expect(42)->toBeInt();
+    expect(42.0)->not->toBeInt();
+});
+
+test('failures', function () {
+    expect(42.0)->toBeInt();
+})->throws(ExpectationFailedException::class);
+
+test('not failures', function () {
+    expect(6 * 7)->not->toBeInt();
+})->throws(ExpectationFailedException::class);

tests/Expect/toBeIterable.php

@@ -0,0 +1,23 @@
+<?php
+
+use PHPUnit\Framework\ExpectationFailedException;
+
+test('pass', function () {
+    expect([])->toBeIterable();
+    expect(null)->not->toBeIterable();
+});
+
+test('failures', function () {
+    expect(42)->toBeIterable();
+})->throws(ExpectationFailedException::class);
+
+test('not failures', function () {
+    function gen(): iterable
+    {
+        yield 1;
+        yield 2;
+        yield 3;
+    }
+
+    expect(gen())->not->toBeIterable();
+})->throws(ExpectationFailedException::class);

tests/Expect/toBeNAN.php

@@ -0,0 +1,16 @@
+<?php
+
+use PHPUnit\Framework\ExpectationFailedException;
+
+test('pass', function () {
+    expect(asin(2))->toBeNan();
+    expect(log(0))->not->toBeNan();
+});
+
+test('failures', function () {
+    expect(1)->toBeNan();
+})->throws(ExpectationFailedException::class);
+
+test('not failures', function () {
+    expect(acos(1.5))->not->toBeNan();
+})->throws(ExpectationFailedException::class);

tests/Expect/toBeNull.php

@@ -0,0 +1,16 @@
+<?php
+
+use PHPUnit\Framework\ExpectationFailedException;
+
+test('pass', function () {
+    expect(null)->toBeNull();
+    expect('')->not->toBeNull();
+});
+
+test('failures', function () {
+    expect('hello')->toBeNull();
+})->throws(ExpectationFailedException::class);
+
+test('not failures', function () {
+    expect(null)->not->toBeNull();
+})->throws(ExpectationFailedException::class);

tests/Expect/toBeNumeric.php

@@ -0,0 +1,16 @@
+<?php
+
+use PHPUnit\Framework\ExpectationFailedException;
+
+test('pass', function () {
+    expect(42)->toBeNumeric();
+    expect('A')->not->toBeNumeric();
+});
+
+test('failures', function () {
+    expect(null)->toBeNumeric();
+})->throws(ExpectationFailedException::class);
+
+test('not failures', function () {
+    expect(6 * 7)->not->toBeNumeric();
+})->throws(ExpectationFailedException::class);

tests/Expect/toBeObject.php

@@ -0,0 +1,16 @@
+<?php
+
+use PHPUnit\Framework\ExpectationFailedException;
+
+test('pass', function () {
+    expect((object) ['a' => 1])->toBeObject();
+    expect(['a' => 1])->not->toBeObject();
+});
+
+test('failures', function () {
+    expect(null)->toBeObject();
+})->throws(ExpectationFailedException::class);
+
+test('not failures', function () {
+    expect((object) 'ciao')->not->toBeObject();
+})->throws(ExpectationFailedException::class);

tests/Expect/toBeResource.php

@@ -0,0 +1,22 @@
+<?php
+
+use PHPUnit\Framework\ExpectationFailedException;
+
+$resource = tmpfile();
+
+afterAll(function () use ($resource) {
+    fclose($resource);
+});
+
+test('pass', function () use ($resource) {
+    expect($resource)->toBeResource();
+    expect(null)->not->toBeResource();
+});
+
+test('failures', function () {
+    expect(null)->toBeResource();
+})->throws(ExpectationFailedException::class);
+
+test('not failures', function () use ($resource) {
+    expect($resource)->not->toBeResource();
+})->throws(ExpectationFailedException::class);

tests/Expect/toBeScalar.php

@@ -0,0 +1,15 @@
+<?php
+
+use PHPUnit\Framework\ExpectationFailedException;
+
+test('pass', function () {
+    expect(1.1)->toBeScalar();
+});
+
+test('failures', function () {
+    expect(null)->toBeScalar();
+})->throws(ExpectationFailedException::class);
+
+test('not failures', function () {
+    expect(42)->not->toBeScalar();
+})->throws(ExpectationFailedException::class);

tests/Expect/toBeString.php

@@ -0,0 +1,16 @@
+<?php
+
+use PHPUnit\Framework\ExpectationFailedException;
+
+test('pass', function () {
+    expect('1.1')->toBeString();
+    expect(1.1)->not->toBeString();
+});
+
+test('failures', function () {
+    expect(null)->toBeString();
+})->throws(ExpectationFailedException::class);
+
+test('not failures', function () {
+    expect('42')->not->toBeString();
+})->throws(ExpectationFailedException::class);