Merge "Add tests for start composing"

        assertEquals("resume suggestion on backspace", 8,

                BaseInputConnection.getComposingSpanEnd(mEditText.getText()));

    }

    private void helperTestComposing(final String wordToType, final boolean shouldBeComposing) {

        mEditText.setText("");

        type(wordToType);

        assertEquals("start composing inside text", shouldBeComposing ? 0 : -1,

                BaseInputConnection.getComposingSpanStart(mEditText.getText()));

        assertEquals("start composing inside text", shouldBeComposing ? wordToType.length() : -1,

                BaseInputConnection.getComposingSpanEnd(mEditText.getText()));

    }

    public void testStartComposing() {

        // Should start composing on a letter

        helperTestComposing("a", true);

        type("  "); // To reset the composing state

        // Should not start composing on quote

        helperTestComposing("'", false);

        type("  ");

        helperTestComposing("'-", false);

        type("  ");

        // Should not start composing on dash

        helperTestComposing("-", false);

        type("  ");

        helperTestComposing("-'", false);

        type("  ");

        helperTestComposing("a-", true);

        type("  ");

        helperTestComposing("a'", true);

    }

    // TODO: Add some tests for non-BMP characters

}