diff --git a/php/tests/php/access/KeyAccessTest.php b/php/tests/php/access/KeyAccessTest.php
deleted file mode 100644
index dc5bd4c..0000000
--- a/php/tests/php/access/KeyAccessTest.php
+++ /dev/null
@@ -1,67 +0,0 @@
-<?php
-namespace nulib\php\access;
-
-use nulib\tests\TestCase;
-use nulib\wip\php\access\KeyAccess;
-use stdClass;
-
-class KeyAccessTest extends TestCase {
-  function testAccess() {
-    $default = new stdClass();
-    $array = ["null" => null, "false" => false, "empty" => ""];
-
-    #
-    $a = new KeyAccess($array, "inexistant");
-    self::assertFalse($a->exists());
-    self::assertFalse($a->available());
-    self::assertSame($default, $a->get($default));
-
-    $a = new KeyAccess($array, "null");
-    self::assertTrue($a->exists());
-    self::assertTrue($a->available());
-    self::assertSame(null, $a->get($default));
-
-    $a = new KeyAccess($array, "false");
-    self::assertTrue($a->exists());
-    self::assertFalse($a->available());
-    self::assertSame($default, $a->get($default));
-
-    $a = new KeyAccess($array, "empty");
-    self::assertTrue($a->exists());
-    self::assertTrue($a->available());
-    self::assertSame("", $a->get($default));
-
-    #
-    $a = new KeyAccess($array, "null", ["allow_null" => false]);
-    self::assertTrue($a->exists());
-    self::assertFalse($a->available());
-    self::assertSame($default, $a->get($default));
-
-    $a = new KeyAccess($array, "null", ["allow_null" => true]);
-    self::assertTrue($a->exists());
-    self::assertTrue($a->available());
-    self::assertSame(null, $a->get($default));
-
-    #
-    $a = new KeyAccess($array, "false", ["allow_false" => false]);
-    self::assertTrue($a->exists());
-    self::assertFalse($a->available());
-    self::assertSame($default, $a->get($default));
-
-    $a = new KeyAccess($array, "false", ["allow_false" => true]);
-    self::assertTrue($a->exists());
-    self::assertTrue($a->available());
-    self::assertSame(false, $a->get($default));
-
-    #
-    $a = new KeyAccess($array, "empty", ["allow_empty" => false]);
-    self::assertTrue($a->exists());
-    self::assertFalse($a->available());
-    self::assertSame($default, $a->get($default));
-
-    $a = new KeyAccess($array, "empty", ["allow_empty" => true]);
-    self::assertTrue($a->exists());
-    self::assertTrue($a->available());
-    self::assertSame("", $a->get($default));
-  }
-}
diff --git a/php/tests/php/access/ValueAccessTest.php b/php/tests/php/access/ValueAccessTest.php
deleted file mode 100644
index a7d08c9..0000000
--- a/php/tests/php/access/ValueAccessTest.php
+++ /dev/null
@@ -1,70 +0,0 @@
-<?php
-namespace nulib\php\access;
-
-use nulib\tests\TestCase;
-use nulib\wip\php\access\ValueAccess;
-use stdClass;
-
-class ValueAccessTest extends TestCase {
-  function testAccess() {
-    $default = new stdClass();
-
-    #
-    $i = null;
-    $a = new ValueAccess($i);
-    self::assertFalse($a->exists());
-    self::assertFalse($a->available());
-    self::assertSame($default, $a->get($default));
-
-    $i = false;
-    $a = new ValueAccess($i);
-    self::assertTrue($a->exists());
-    self::assertTrue($a->available());
-    self::assertSame(false, $a->get($default));
-
-    $i = "";
-    $a = new ValueAccess($i);
-    self::assertTrue($a->exists());
-    self::assertTrue($a->available());
-    self::assertSame("", $a->get($default));
-
-    #
-    $i = null;
-    $a = new ValueAccess($i, ["allow_null" => false]);
-    self::assertFalse($a->exists());
-    self::assertFalse($a->available());
-    self::assertSame($default, $a->get($default));
-
-    $i = null;
-    $a = new ValueAccess($i, ["allow_null" => true]);
-    self::assertTrue($a->exists());
-    self::assertTrue($a->available());
-    self::assertSame(null, $a->get($default));
-
-    #
-    $i = false;
-    $a = new ValueAccess($i, ["allow_false" => false]);
-    self::assertTrue($a->exists());
-    self::assertFalse($a->available());
-    self::assertSame($default, $a->get($default));
-
-    $i = false;
-    $a = new ValueAccess($i, ["allow_false" => true]);
-    self::assertTrue($a->exists());
-    self::assertTrue($a->available());
-    self::assertSame(false, $a->get($default));
-
-    #
-    $i = "";
-    $a = new ValueAccess($i, ["allow_empty" => false]);
-    self::assertTrue($a->exists());
-    self::assertFalse($a->available());
-    self::assertSame($default, $a->get($default));
-
-    $i = "";
-    $a = new ValueAccess($i, ["allow_empty" => true]);
-    self::assertTrue($a->exists());
-    self::assertTrue($a->available());
-    self::assertSame("", $a->get($default));
-  }
-}
diff --git a/php/tests/php/content/cTest.php b/php/tests/php/content/cTest.php
deleted file mode 100644
index 2f31b4a..0000000
--- a/php/tests/php/content/cTest.php
+++ /dev/null
@@ -1,40 +0,0 @@
-<?php
-namespace nulib\php\content;
-
-use nulib\php\content\impl\html;
-use nulib\wip\web\content\v;
-use PHPUnit\Framework\TestCase;
-
-class cTest extends TestCase {
-  function testTo_string() {
-    self::assertSame("", c::to_string(null));
-    self::assertSame("", c::to_string(false));
-    self::assertSame("pouet&lt;q/&gt;", c::to_string("pouet<q/>"));
-    self::assertSame("pouet<q/>", c::to_string(["pouet<q/>"]));
-    self::assertSame("hello world", c::to_string(["hello", "world"]));
-    self::assertSame("hello1 world", c::to_string(["hello1", "world"]));
-    self::assertSame("hello<world>", c::to_string(["hello", "<world>"]));
-    self::assertSame("<hello>world", c::to_string(["<hello>", "world"]));
-    self::assertSame("hello,world", c::to_string(["hello,", "world"]));
-    self::assertSame("hello&nbsp;world", c::to_string(["hello&nbsp;", "world"]));
-    self::assertSame("hello. world", c::to_string(["hello.", "world"]));
-    self::assertSame("hello.<world>", c::to_string(["hello.", "<world>"]));
-
-    self::assertSame(
-      "<h1>title&lt;q/&gt;</h1><p>hello<nq/><span>brave&lt;q/&gt;</span><span>world<nq/></span></p>",
-      c::to_string([
-        [html::H1, "title<q/>"],
-        [html::P, [
-          "hello<nq/>",
-          [html::SPAN, "brave<q/>"],
-          [html::SPAN, ["world<nq/>"]],
-        ]],
-      ]));
-  }
-
-  function testXxx() {
-    $content = [[v::h1, "hello"]];
-    self::assertSame("<h1>hello</h1>", c::to_string($content));
-  }
-}
-
diff --git a/php/tests/php/content/impl/AContent.php b/php/tests/php/content/impl/AContent.php
deleted file mode 100644
index c53c376..0000000
--- a/php/tests/php/content/impl/AContent.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-namespace nulib\php\content\impl;
-
-use nulib\php\content\IContent;
-
-class AContent implements IContent {
-  function getContent(): iterable {
-    return ["<span>content</span>"];
-  }
-}
diff --git a/php/tests/php/content/impl/APrintable.php b/php/tests/php/content/impl/APrintable.php
deleted file mode 100644
index 7a75c2f..0000000
--- a/php/tests/php/content/impl/APrintable.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-namespace nulib\php\content\impl;
-
-use nulib\php\content\IPrintable;
-
-class APrintable implements IPrintable {
-  function print(): void {
-    echo "<p>printable</p>";
-  }
-}
diff --git a/php/tests/php/content/impl/ATag.php b/php/tests/php/content/impl/ATag.php
deleted file mode 100644
index b4cc2ed..0000000
--- a/php/tests/php/content/impl/ATag.php
+++ /dev/null
@@ -1,23 +0,0 @@
-<?php
-namespace nulib\php\content\impl;
-
-use nulib\php\content\c;
-use nulib\php\content\IContent;
-
-class ATag implements IContent {
-  function __construct(string $tag, $content=null) {
-    $this->tag = $tag;
-    $this->content = $content;
-  }
-
-  protected $tag;
-  protected $content;
-
-  function getContent(): iterable {
-    return [
-      "<$this->tag>",
-      ...c::q($this->content),
-      "</$this->tag>",
-    ];
-  }
-}
diff --git a/php/tests/php/content/impl/html.php b/php/tests/php/content/impl/html.php
deleted file mode 100644
index 3567b2e..0000000
--- a/php/tests/php/content/impl/html.php
+++ /dev/null
@@ -1,14 +0,0 @@
-<?php
-namespace nulib\php\content\impl;
-
-class html {
-  const H1 = [self::class, "h1"];
-  const DIV = [self::class, "div"];
-  const P = [self::class, "p"];
-  const SPAN = [self::class, "span"];
-
-  static function h1($content) { return new ATag("h1", $content); }
-  static function div($content) { return new ATag("div", $content); }
-  static function p($content) { return new ATag("p", $content); }
-  static function span($content) { return new ATag("span", $content); }
-}
diff --git a/php/tests/schema/_scalar/ScalarSchemaTest.php b/php/tests/schema/_scalar/ScalarSchemaTest.php
deleted file mode 100644
index e004168..0000000
--- a/php/tests/schema/_scalar/ScalarSchemaTest.php
+++ /dev/null
@@ -1,64 +0,0 @@
-<?php
-namespace nulib\schema\_scalar;
-
-use nulib\tests\TestCase;
-use nulib\wip\schema\_scalar\ScalarSchema;
-use nulib\wip\schema\SchemaException;
-
-class ScalarSchemaTest extends TestCase {
-  const NULL_SCHEMA = [
-    "type" => [null],
-    "default" => null,
-    "title" => null,
-    "required" => false,
-    "nullable" => true,
-    "desc" => null,
-    "analyzer_func" => null,
-    "extractor_func" => null,
-    "parser_func" => null,
-    "normalizer_func" => null,
-    "messages" => null,
-    "formatter_func" => null,
-    "format" => null,
-    "" => ["scalar"],
-    "name" => null,
-    "pkey" => null,
-    "header" => null,
-    "composite" => null,
-  ];
-
-  static function schema(array $schema): array {
-    return array_merge(self::NULL_SCHEMA, $schema);
-  }
-
-  function testNormalize() {
-    self::assertSame(self::NULL_SCHEMA, ScalarSchema::normalize(null));
-    self::assertSame(self::NULL_SCHEMA, ScalarSchema::normalize([]));
-    self::assertSame(self::NULL_SCHEMA, ScalarSchema::normalize([null]));
-    self::assertException(SchemaException::class, function () {
-      ScalarSchema::normalize([[]]);
-    });
-    self::assertException(SchemaException::class, function () {
-      ScalarSchema::normalize([[null]]);
-    });
-
-    $string = self::schema(["type" => ["string"], "nullable" => false]);
-    self::assertSame($string, ScalarSchema::normalize("string"));
-    self::assertSame($string, ScalarSchema::normalize(["string"]));
-
-    $nstring = self::schema(["type" => ["string"]]);
-    self::assertSame($nstring, ScalarSchema::normalize(["?string"]));
-    self::assertSame($nstring, ScalarSchema::normalize(["?string|null"]));
-    self::assertSame($nstring, ScalarSchema::normalize(["string|null"]));
-    self::assertSame($nstring, ScalarSchema::normalize([["?string", "null"]]));
-    self::assertSame($nstring, ScalarSchema::normalize([["string", "null"]]));
-    self::assertSame($nstring, ScalarSchema::normalize([["string", null]]));
-
-    $key = self::schema(["type" => ["string", "int"], "nullable" => false]);
-    self::assertSame($key, ScalarSchema::normalize("string|int"));
-
-    $nkey = self::schema(["type" => ["string", "int"], "nullable" => true]);
-    self::assertSame($nkey, ScalarSchema::normalize("?string|int"));
-    self::assertSame($nkey, ScalarSchema::normalize("string|?int"));
-  }
-}
diff --git a/php/tests/schema/types/boolTest.php b/php/tests/schema/types/boolTest.php
deleted file mode 100644
index 8f990e3..0000000
--- a/php/tests/schema/types/boolTest.php
+++ /dev/null
@@ -1,111 +0,0 @@
-<?php
-namespace nulib\schema\types;
-
-use Exception;
-use nulib\tests\TestCase;
-use nulib\schema\_scalar\ScalarValue;
-use nulib\schema\Schema;
-
-class boolTest extends TestCase {
-  function commonTests($destv, &$dest, callable $destvSetter): void {
-    $destv->set(true);
-    self::assertSame(true, $destv->get());
-    self::assertSame(true, $dest);
-    self::assertSame("Oui", $destv->format());
-    self::assertSame("Oui", $destv->format("OuiNonNull"));
-    self::assertSame("O", $destv->format("ON"));
-    self::assertSame("O", $destv->format("ONN"));
-
-    $destv->set(false);
-    self::assertSame(false, $destv->get());
-    self::assertSame(false, $dest);
-    self::assertSame("Non", $destv->format());
-    self::assertSame("Non", $destv->format("OuiNonNull"));
-    self::assertSame("N", $destv->format("ON"));
-    self::assertSame("N", $destv->format("ONN"));
-
-    $destv->set("yes");
-    self::assertSame(true, $destv->get());
-
-    $destv->set(" yes ");
-    self::assertSame(true, $destv->get());
-
-    $destv->set("12");
-    self::assertSame(true, $destv->get());
-
-    $destv->set(12);
-    self::assertSame(true, $destv->get());
-
-    $destv->set("no");
-    self::assertSame(false, $destv->get());
-
-    $destv->set(" no ");
-    self::assertSame(false, $destv->get());
-
-    $destv->set("0");
-    self::assertSame(false, $destv->get());
-
-    $destv->set(0);
-    self::assertSame(false, $destv->get());
-
-    $destv->set(12.34);
-    self::assertSame(true, $destv->get());
-
-    self::assertException(Exception::class, $destvSetter("a"));
-    self::assertException(Exception::class, $destvSetter([]));
-    self::assertException(Exception::class, $destvSetter(["a"]));
-
-  }
-
-  function testBool() {
-    /** @var ScalarValue $destv */
-    Schema::nv($destv, $dest, null, $schema, "bool");
-    $destvSetter = function($value) use($destv) {
-      return function() use($destv, $value) {
-        $destv->set($value);
-      };
-    };
-
-    self::assertException(Exception::class, $destvSetter(null));
-    self::assertException(Exception::class, $destvSetter(""));
-    self::assertException(Exception::class, $destvSetter(" "));
-
-    $this->commonTests($destv, $dest, $destvSetter);
-  }
-
-  function testNbool() {
-    /** @var ScalarValue $destv */
-    Schema::nv($destv, $dest, null, $schema, "?bool");
-    $destvSetter = function($value) use($destv) {
-      return function() use($destv, $value) {
-        $destv->set($value);
-      };
-    };
-
-    $destv->set(null);
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("Non", $destv->format());
-    self::assertSame("", $destv->format("OuiNonNull"));
-    self::assertSame("N", $destv->format("ON"));
-    self::assertSame("", $destv->format("ONN"));
-
-    $destv->set("");
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("Non", $destv->format());
-    self::assertSame("", $destv->format("OuiNonNull"));
-    self::assertSame("N", $destv->format("ON"));
-    self::assertSame("", $destv->format("ONN"));
-
-    $destv->set(" ");
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("Non", $destv->format());
-    self::assertSame("", $destv->format("OuiNonNull"));
-    self::assertSame("N", $destv->format("ON"));
-    self::assertSame("", $destv->format("ONN"));
-
-    $this->commonTests($destv, $dest, $destvSetter);
-  }
-}
diff --git a/php/tests/schema/types/floatTest.php b/php/tests/schema/types/floatTest.php
deleted file mode 100644
index 193d407..0000000
--- a/php/tests/schema/types/floatTest.php
+++ /dev/null
@@ -1,139 +0,0 @@
-<?php
-namespace nulib\schema\types;
-
-use Exception;
-use nulib\tests\TestCase;
-use nulib\schema\_scalar\ScalarValue;
-use nulib\schema\Schema;
-
-class floatTest extends TestCase {
-  function commonTests($destv, &$dest, callable $destvSetter): void {
-    $destv->set(12);
-    self::assertSame(12.0, $destv->get());
-    self::assertSame(12.0, $dest);
-    self::assertSame("12", $destv->format());
-    self::assertSame("0012", $destv->format("%04u"));
-
-    $destv->set("12");
-    self::assertSame(12.0, $destv->get());
-
-    $destv->set(" 12 ");
-    self::assertSame(12.0, $destv->get());
-
-    $destv->set(12.34);
-    self::assertSame(12.34, $destv->get());
-
-    $destv->set(true);
-    self::assertSame(1.0, $destv->get());
-
-    self::assertException(Exception::class, $destvSetter("a"));
-    self::assertException(Exception::class, $destvSetter([]));
-    self::assertException(Exception::class, $destvSetter(["a"]));
-  }
-
-  function testFloat() {
-    /** @var ScalarValue $destv */
-    Schema::nv($destv, $dest, null, $schema, "float");
-    $destvSetter = function($value) use($destv) {
-      return function() use($destv, $value) {
-        $destv->set($value);
-      };
-    };
-
-    self::assertException(Exception::class, $destvSetter(null));
-    self::assertException(Exception::class, $destvSetter(""));
-    self::assertException(Exception::class, $destvSetter(" "));
-
-    // valeur non requise donc retourne null
-    $destv->set(false);
-    self::assertNull($destv->get());
-
-    $this->commonTests($destv, $dest, $destvSetter);
-  }
-
-  function testRequiredFloat() {
-    /** @var ScalarValue $destv */
-    Schema::nv($destv, $dest, null, $schema, [
-      "float", null,
-      "required" => true,
-    ]);
-    $destvSetter = function($value) use($destv) {
-      return function() use($destv, $value) {
-        $destv->set($value);
-      };
-    };
-
-    self::assertException(Exception::class, $destvSetter(null));
-    self::assertException(Exception::class, $destvSetter(""));
-    self::assertException(Exception::class, $destvSetter(" "));
-
-    // valeur requise donc lance une exception
-    self::assertException(Exception::class, $destvSetter(false));
-
-    $this->commonTests($destv, $dest, $destvSetter);
-  }
-
-  function testNfloat() {
-    /** @var ScalarValue $destv */
-    Schema::nv($destv, $dest, null, $schema, "?float");
-    $destvSetter = function($value) use($destv) {
-      return function() use($destv, $value) {
-        $destv->set($value);
-      };
-    };
-
-    $destv->set(null);
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("", $destv->format());
-
-    $destv->set("");
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("", $destv->format());
-
-    $destv->set(" ");
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("", $destv->format());
-
-    // valeur non requise donc retourne null
-    $destv->set(false);
-    self::assertNull($destv->get());
-
-    $this->commonTests($destv, $dest, $destvSetter);
-  }
-
-  function testRequiredNfloat() {
-    /** @var ScalarValue $destv */
-    Schema::nv($destv, $dest, null, $schema, [
-      "?float", null,
-      "required" => true,
-    ]);
-    $destvSetter = function($value) use($destv) {
-      return function() use($destv, $value) {
-        $destv->set($value);
-      };
-    };
-
-    $destv->set(null);
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("", $destv->format());
-
-    $destv->set("");
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("", $destv->format());
-
-    $destv->set(" ");
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("", $destv->format());
-
-    // valeur requise donc lance une exception
-    self::assertException(Exception::class, $destvSetter(false));
-
-    $this->commonTests($destv, $dest, $destvSetter);
-  }
-}
diff --git a/php/tests/schema/types/intTest.php b/php/tests/schema/types/intTest.php
deleted file mode 100644
index 29de7ce..0000000
--- a/php/tests/schema/types/intTest.php
+++ /dev/null
@@ -1,139 +0,0 @@
-<?php
-namespace nulib\schema\types;
-
-use Exception;
-use nulib\tests\TestCase;
-use nulib\schema\_scalar\ScalarValue;
-use nulib\schema\Schema;
-
-class intTest extends TestCase {
-  function commonTests($destv, &$dest, callable $destvSetter): void {
-    $destv->set(12);
-    self::assertSame(12, $destv->get());
-    self::assertSame(12, $dest);
-    self::assertSame("12", $destv->format());
-    self::assertSame("0012", $destv->format("%04u"));
-
-    $destv->set("12");
-    self::assertSame(12, $destv->get());
-
-    $destv->set(" 12 ");
-    self::assertSame(12, $destv->get());
-
-    $destv->set(12.34);
-    self::assertSame(12, $destv->get());
-
-    $destv->set(true);
-    self::assertSame(1, $destv->get());
-
-    self::assertException(Exception::class, $destvSetter("a"));
-    self::assertException(Exception::class, $destvSetter([]));
-    self::assertException(Exception::class, $destvSetter(["a"]));
-  }
-
-  function testInt() {
-    /** @var ScalarValue $destv */
-    Schema::nv($destv, $dest, null, $schema, "int");
-    $destvSetter = function($value) use($destv) {
-      return function() use($destv, $value) {
-        $destv->set($value);
-      };
-    };
-
-    self::assertException(Exception::class, $destvSetter(null));
-    self::assertException(Exception::class, $destvSetter(""));
-    self::assertException(Exception::class, $destvSetter(" "));
-
-    // valeur non requise donc retourne null
-    $destv->set(false);
-    self::assertNull($destv->get());
-
-    $this->commonTests($destv, $dest, $destvSetter);
-  }
-
-  function testRequiredInt() {
-    /** @var ScalarValue $destv */
-    Schema::nv($destv, $dest, null, $schema, [
-      "int", null,
-      "required" => true,
-    ]);
-    $destvSetter = function($value) use($destv) {
-      return function() use($destv, $value) {
-        $destv->set($value);
-      };
-    };
-
-    self::assertException(Exception::class, $destvSetter(null));
-    self::assertException(Exception::class, $destvSetter(""));
-    self::assertException(Exception::class, $destvSetter(" "));
-
-    // valeur requise donc lance une exception
-    self::assertException(Exception::class, $destvSetter(false));
-
-    $this->commonTests($destv, $dest, $destvSetter);
-  }
-
-  function testNint() {
-    /** @var ScalarValue $destv */
-    Schema::nv($destv, $dest, null, $schema, "?int");
-    $destvSetter = function($value) use($destv) {
-      return function() use($destv, $value) {
-        $destv->set($value);
-      };
-    };
-
-    $destv->set(null);
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("", $destv->format());
-
-    $destv->set("");
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("", $destv->format());
-
-    $destv->set(" ");
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("", $destv->format());
-
-    // valeur non requise donc retourne null
-    $destv->set(false);
-    self::assertNull($destv->get());
-
-    $this->commonTests($destv, $dest, $destvSetter);
-  }
-
-  function testRequiredNint() {
-    /** @var ScalarValue $destv */
-    Schema::nv($destv, $dest, null, $schema, [
-      "?int", null,
-      "required" => true,
-    ]);
-    $destvSetter = function($value) use($destv) {
-      return function() use($destv, $value) {
-        $destv->set($value);
-      };
-    };
-
-    $destv->set(null);
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("", $destv->format());
-
-    $destv->set("");
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("", $destv->format());
-
-    $destv->set(" ");
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("", $destv->format());
-
-    // valeur requise donc lance une exception
-    self::assertException(Exception::class, $destvSetter(false));
-
-    $this->commonTests($destv, $dest, $destvSetter);
-  }
-}
diff --git a/php/tests/schema/types/strTest.php b/php/tests/schema/types/strTest.php
deleted file mode 100644
index 45eda17..0000000
--- a/php/tests/schema/types/strTest.php
+++ /dev/null
@@ -1,123 +0,0 @@
-<?php
-namespace nulib\schema\types;
-
-use Exception;
-use nulib\tests\TestCase;
-use nulib\wip\schema\_scalar\ScalarValue;
-use nulib\wip\schema\Schema;
-
-class strTest extends TestCase {
-  function commonTests($destv, &$dest, callable $destvSetter): void {
-    $destv->set("");
-    self::assertSame("", $destv->get());
-    self::assertSame("", $dest);
-
-    $destv->set(" ");
-    self::assertSame(" ", $destv->get());
-    self::assertSame(" ", $dest);
-
-    $destv->set("a");
-    self::assertSame("a", $destv->get());
-    self::assertSame("a", $dest);
-
-    $destv->set("12");
-    self::assertSame("12", $destv->get());
-
-    $destv->set(" 12 ");
-    self::assertSame(" 12 ", $destv->get());
-
-    $destv->set(12);
-    self::assertSame("12", $destv->get());
-
-    $destv->set(12.34);
-    self::assertSame("12.34", $destv->get());
-
-    $destv->set(true);
-    self::assertSame("1", $destv->get());
-
-    self::assertException(Exception::class, $destvSetter([]));
-    self::assertException(Exception::class, $destvSetter(["a"]));
-  }
-
-  function testStr() {
-    /** @var ScalarValue $destv */
-    Schema::nv($destv, $dest, null, $schema, "string");
-    $destvSetter = function($value) use($destv) {
-      return function() use($destv, $value) {
-        $destv->set($value);
-      };
-    };
-
-    self::assertException(Exception::class, $destvSetter(null));
-
-    // valeur non requise donc retourne null
-    $destv->set(false);
-    self::assertNull($destv->get());
-
-    $this->commonTests($destv, $dest, $destvSetter);
-  }
-
-  function testRequiredStr() {
-    /** @var ScalarValue $destv */
-    Schema::nv($destv, $dest, null, $schema, [
-      "string", null,
-      "required" => true,
-    ]);
-    $destvSetter = function($value) use($destv) {
-      return function() use($destv, $value) {
-        $destv->set($value);
-      };
-    };
-
-    self::assertException(Exception::class, $destvSetter(null));
-
-    // valeur requise donc lance une exception
-    self::assertException(Exception::class, $destvSetter(false));
-
-    $this->commonTests($destv, $dest, $destvSetter);
-  }
-
-  function testNstr() {
-    /** @var ScalarValue $destv */
-    Schema::nv($destv, $dest, null, $schema, "?string");
-    $destvSetter = function($value) use($destv) {
-      return function() use($destv, $value) {
-        $destv->set($value);
-      };
-    };
-
-    $destv->set(null);
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("", $destv->format());
-
-    // valeur non requise donc retourne null
-    $destv->set(false);
-    self::assertNull($destv->get());
-
-    $this->commonTests($destv, $dest, $destvSetter);
-  }
-
-  function testRequiredNstr() {
-    /** @var ScalarValue $destv */
-    Schema::nv($destv, $dest, null, $schema, [
-      "?string", null,
-      "required" => true,
-    ]);
-    $destvSetter = function($value) use($destv) {
-      return function() use($destv, $value) {
-        $destv->set($value);
-      };
-    };
-
-    $destv->set(null);
-    self::assertNull($destv->get());
-    self::assertNull($dest);
-    self::assertSame("", $destv->format());
-
-    // valeur requise donc lance une exception
-    self::assertException(Exception::class, $destvSetter(false));
-
-    $this->commonTests($destv, $dest, $destvSetter);
-  }
-}
diff --git a/php/tests/schema/types/unionTest.php b/php/tests/schema/types/unionTest.php
deleted file mode 100644
index c208087..0000000
--- a/php/tests/schema/types/unionTest.php
+++ /dev/null
@@ -1,29 +0,0 @@
-<?php
-namespace nulib\schema\types;
-
-use nulib\tests\TestCase;
-use nulib\schema\_scalar\ScalarValue;
-use nulib\schema\Schema;
-
-class unionTest extends TestCase {
-  function testUnionTypes() {
-    ## l'ordre des types doit être respecté
-    
-    # string puis int
-    /** @var ScalarValue $siv */
-    Schema::nv($siv, $si, null, $sis, "string|int");
-
-    $siv->set("12");
-    self::assertSame("12", $si);
-    $siv->set(12);
-    self::assertSame(12, $si);
-
-    # int puis string
-    Schema::nv($isv, $is, null, $iss, "int|string");
-
-    $isv->set("12");
-    self::assertSame("12", $is);
-    $isv->set(12);
-    self::assertSame(12, $is);
-  }
-}