Domain model & resolver test

src/Contracts/Tenant.php

@@ -0,0 +1,6 @@
+<?php
+
+namespace Stancl\Tenancy\Contracts;
+
+interface Tenant
+{}

src/Contracts/TenantCouldNotBeIdentifiedException.php

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+<?php
+
+namespace Stancl\Tenancy\Contracts;
+
+use Exception;
+
+abstract class TenantCouldNotBeIdentifiedException extends Exception
+{
+}

src/Contracts/TenantResolver.php

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+<?php
+
+namespace Stancl\Tenancy\Contracts;
+
+interface TenantResolver
+{
+    /**
+     * Resolve a tenant using some value.
+     *
+     * @throws TenantCouldNotBeIdentifiedException
+     */
+    public function resolve(...$args): Tenant;
+}