"""
Tests for the provided defaults regarding HTTP method, and --json vs. --form.

"""
from tests import TestEnvironment, http, httpbin, HTTP_OK
from tests.fixtures import FILE_PATH


class TestImplicitHTTPMethod:
    def test_implicit_GET(self):
        r = http(httpbin('/get'))
        assert HTTP_OK in r

    def test_implicit_GET_with_headers(self):
        r = http(httpbin('/headers'), 'Foo:bar')
        assert HTTP_OK in r
        assert r.json['headers']['Foo'] == 'bar'

    def test_implicit_POST_json(self):
        r = http(httpbin('/post'), 'hello=world')
        assert HTTP_OK in r
        assert r.json['json'] == {'hello': 'world'}

    def test_implicit_POST_form(self):
        r = http('--form', httpbin('/post'), 'foo=bar')
        assert HTTP_OK in r
        assert r.json['form'] == {'foo': 'bar'}

    def test_implicit_POST_stdin(self):
        with open(FILE_PATH) as f:
            env = TestEnvironment(stdin_isatty=False, stdin=f)
            r = http('--form', httpbin('/post'), env=env)
        assert HTTP_OK in r


class TestAutoContentTypeAndAcceptHeaders:
    """
    Test that Accept and Content-Type correctly defaults to JSON,
    but can still be overridden. The same with Content-Type when --form
    -f is used.

    """

    def test_GET_no_data_no_auto_headers(self):
        # https://github.com/jkbr/httpie/issues/62
        r = http('GET', httpbin('/headers'))
        assert HTTP_OK in r
        assert r.json['headers']['Accept'] == '*/*'
        assert 'Content-Type' not in r.json['headers']

    def test_POST_no_data_no_auto_headers(self):
        # JSON headers shouldn't be automatically set for POST with no data.
        r = http('POST', httpbin('/post'))
        assert HTTP_OK in r
        assert '"Accept": "*/*"' in r
        assert '"Content-Type": "application/json' not in r

    def test_POST_with_data_auto_JSON_headers(self):
        r = http('POST', httpbin('/post'), 'a=b')
        assert HTTP_OK in r
        assert '"Accept": "application/json"' in r
        assert '"Content-Type": "application/json; charset=utf-8' in r

    def test_GET_with_data_auto_JSON_headers(self):
        # JSON headers should automatically be set also for GET with data.
        r = http('POST', httpbin('/post'), 'a=b')
        assert HTTP_OK in r
        assert '"Accept": "application/json"' in r
        assert '"Content-Type": "application/json; charset=utf-8' in r

    def test_POST_explicit_JSON_auto_JSON_accept(self):
        r = http('--json', 'POST', httpbin('/post'))
        assert HTTP_OK in r
        assert r.json['headers']['Accept'] == 'application/json'
        # Make sure Content-Type gets set even with no data.
        # https://github.com/jkbr/httpie/issues/137
        assert 'application/json' in r.json['headers']['Content-Type']

    def test_GET_explicit_JSON_explicit_headers(self):
        r = http('--json', 'GET', httpbin('/headers'),
                 'Accept:application/xml',
                 'Content-Type:application/xml')
        assert HTTP_OK in r
        assert '"Accept": "application/xml"' in r
        assert '"Content-Type": "application/xml"' in r

    def test_POST_form_auto_Content_Type(self):
        r = http('--form', 'POST', httpbin('/post'))
        assert HTTP_OK in r
        assert '"Content-Type": "application/x-www-form-urlencoded' in r

    def test_POST_form_Content_Type_override(self):
        r = http('--form', 'POST', httpbin('/post'),
                 'Content-Type:application/xml')
        assert HTTP_OK in r
        assert '"Content-Type": "application/xml"' in r

    def test_print_only_body_when_stdout_redirected_by_default(self):
        env = TestEnvironment(stdin_isatty=True, stdout_isatty=False)
        r = http('GET', httpbin('/get'), env=env)
        assert 'HTTP/' not in r

    def test_print_overridable_when_stdout_redirected(self):
        env = TestEnvironment(stdin_isatty=True, stdout_isatty=False)
        r = http('--print=h', 'GET', httpbin('/get'), env=env)
        assert HTTP_OK in r