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diff --git a/tests/test/script/builtin/cp.test b/tests/test/script/builtin/cp.test
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+# file      : tests/test/script/builtin/cp.test
+# copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
+# license   : MIT; see accompanying LICENSE file
+
+.include ../common.test
+
+: args
+:
+{
+  : none
+  :
+  $c <'cp 2>"cp: missing arguments" == 1' && $b
+
+  : no-source
+  :
+  $c <'cp -R a 2>"cp: missing source path" == 1' && $b
+
+  : no-trailing-sep
+  :
+  $c <<EOI && $b
+  cp a b c 2>"cp: multiple source paths without trailing separator for destination directory" == 1
+  EOI
+
+  : empty
+  :
+  {
+    : dest
+    :
+    $c <<EOI && $b
+    cp '' 2>"cp: invalid path ''" == 1
+    EOI
+
+    : src1
+    :
+    $c <<EOI && $b
+    cp '' a 2>"cp: invalid path ''" == 1
+    EOI
+
+    : src2
+    :
+    $c <<EOI && $b
+    cp '' a b/ 2>"cp: invalid path ''" == 1
+    EOI
+  }
+}
+
+: file
+:
+: Test synopsis 1: make a file copy at the specified path.
+:
+{
+  : existing
+  :
+  {
+    : to-non-existing
+    :
+    $c <<EOI && $b
+    touch a;
+    cp a b && test -f b
+    EOI
+
+    : to-existing
+    :
+    $c <<EOI && $b
+    touch a b;
+    cp a b
+    EOI
+
+    : to-dir
+    :
+    $c <<EOI && $b
+    touch a;
+    mkdir b;
+    cp a b 2>>/~%EOE% != 0
+    %cp: unable to copy file '.+/a' to '.+/b': .+%
+    EOE
+    EOI
+  }
+
+  : non-existing
+  :
+  {
+    $c <<EOI && $b
+    cp a b 2>>/~%EOE% != 0
+    %cp: unable to copy file '.+/a' to '.+/b': .+%
+    EOE
+    EOI
+  }
+
+  : non-file
+  :
+  {
+    $c <<EOI && $b
+    mkdir a;
+    cp a b 2>>/~%EOE% != 0
+    %cp: unable to copy file '.+/a' to '.+/b': .+%
+    EOE
+    EOI
+  }
+
+  : cleanup
+  :
+  {
+    : existing
+    :
+    : Test that copy over an existing file doesn't register cleanup. If it does
+    : then the file would be removed while leaving the embedded scope, and so
+    : the cleanup registered by the outer touch would fail.
+    :
+    $c <<EOI && $b
+    +touch b
+    {
+      touch a;
+      cp a ../b
+    }
+    EOI
+  }
+}
+
+: dir
+:
+: Test synopsis 2: make a directory copy at the specified path.
+:
+{
+  : existing
+  :
+  {
+    : to-non-existing
+    :
+    $c <<EOI && $b
+    mkdir a;
+    cp -r a b && test -d b
+    EOI
+
+    : to-existing
+    :
+    $c <<EOI && $b
+    mkdir a b;
+    cp -R a b 2>>/~%EOE% != 0
+    %cp: unable to copy directory '.+/a' to '.+/b': .+%
+    EOE
+    EOI
+
+    : to-file
+    :
+    $c <<EOI && $b
+    mkdir a;
+    touch b;
+    cp -r a b 2>>/~%EOE% != 0
+    %cp: unable to copy directory '.+/a' to '.+/b': .+%
+    EOE
+    EOI
+
+    : recursively
+    :
+    {
+      $c <<EOI && $b
+      mkdir -p a/b/c;
+      touch a/x a/b/y;
+      cp -r a d && test -d d/b/c && test -f d/x && test -f d/b/y
+      EOI
+    }
+  }
+
+  : non-existing
+  :
+  {
+    $c <<EOI && $b
+    cp -r a b 2>>/~%EOE% != 0
+    %cp: unable to copy directory '.+/a' to '.+/b': .+%
+    EOE
+    EOI
+  }
+
+  : non-dir
+  :
+  {
+    $c <<EOI && $b
+    touch a;
+    cp -r a b 2>>/~%EOE% != 0
+    %cp: unable to copy directory '.+/a' to '.+/b': .+%
+    EOE
+    EOI
+  }
+}
+
+: files
+:
+: Test synopsis 3: copy files into the specified directory.
+:
+{
+  : existing
+  :
+  {
+    : into-dir
+    :
+    {
+      : over-non-existing
+      :
+      $c <<EOI && $b
+      mkdir b;
+      touch a;
+      cp a b/ && test -f b/a
+      EOI
+
+      : over-dir
+      :
+      $c <<EOI && $b
+      mkdir -p b/a;
+      touch a;
+      cp a b/ 2>>/~%EOE% != 0
+      %cp: unable to copy file '.+/a' to '.+/b/a': .+%
+      EOE
+      EOI
+
+      : multiple
+      :
+      $c <<EOI && $b
+      touch a b;
+      mkdir c;
+      cp a b c/ && test -f c/a && test -f c/b
+      EOI
+    }
+
+    : into-non-existing-dir
+    :
+    {
+      $c <<EOI && $b
+      touch a;
+      cp a b/ 2>>/~%EOE% != 0
+      %cp: unable to copy file '.+/a' to '.+/b/a': .+%
+      EOE
+      EOI
+    }
+
+    : into-non-dir
+    :
+    {
+      $c <<EOI && $b
+      touch a b;
+      cp a b/ 2>>/~%EOE% != 0
+      %cp: unable to copy file '.+/a' to '.+/b/a': .+%
+      EOE
+      EOI
+    }
+  }
+
+  : non-existing
+  :
+  {
+    $c <<EOI && $b
+    mkdir b;
+    cp a b/ 2>>/~%EOE% != 0
+    %cp: unable to copy file '.+/a' to '.+/b/a': .+%
+    EOE
+    EOI
+  }
+
+  : non-file
+  :
+  {
+    $c <<EOI && $b
+    mkdir a b;
+    cp a b/ 2>>/~%EOE% != 0
+    %cp: unable to copy file '.+/a' to '.+/b/a': .+%
+    EOE
+    EOI
+  }
+}
+
+: filesystem-entries
+:
+: Test synopsis 4: copy filesystem entries into the specified directory.
+:
+{
+  : file
+  :
+  {
+    $c <<EOI && $b
+    mkdir b;
+    touch a;
+    cp -R a b/ && test -f b/a
+    EOI
+  }
+
+  : dir
+  :
+  {
+    : over-non-existing
+    :
+    $c <<EOI && $b
+    mkdir a b;
+    touch a/c;
+    cp -R a b/ && test -f b/a/c
+    EOI
+
+    : over-existing
+    :
+    $c <<EOI && $b
+    mkdir -p a b/a;
+    cp -R a b/ 2>>/~%EOE% != 0
+    %cp: unable to copy directory '.+/a' to '.+/b/a': .+%
+    EOE
+    EOI
+  }
+}