Add debug tests.

tests/test_debug.py

@@ -0,0 +1,149 @@
+#!/usr/bin/env python
+
+# Test Inform debug functions
+
+try:                 # python3
+    import builtins
+except ImportError:  # python2
+    import __builtin__ as builtins
+
+# Imports {{{1
+from inform import Inform, aaa, ddd, ppp, sss, vvv
+from textwrap import dedent
+
+
+# Test cases {{{1
+def test_anglicize(capsys):
+    Inform(colorscheme=None, prog_name=False)
+    ppp()
+    out, err = capsys.readouterr()
+    assert out == dedent('''
+        DEBUG: test_debug.py, 18, test_debug.test_anglicize()
+    ''').lstrip()
+
+def test_grouch(capsys):
+    Inform(colorscheme=None, prog_name=False)
+    a = 0
+    b = 'b'
+    ppp('hey now!', a, b)
+    out, err = capsys.readouterr()
+    assert out == dedent('''
+        DEBUG: test_debug.py, 28, test_debug.test_grouch(): hey now! 0 b
+    ''').lstrip()
+
+def test_salver(capsys):
+    Inform(colorscheme=None, prog_name=False)
+    a = 0
+    b = 'b'
+    c = [a, b]
+    d = {a, b}
+    e = {a:b}
+    ddd('hey now!', a, b, c, d, e)
+    out, err = capsys.readouterr()
+    assert out == dedent('''
+        DEBUG: test_debug.py, 41, test_debug.test_salver():
+            'hey now!'
+            0
+            'b'
+            [0, 'b']
+            {0, 'b'}
+            {0: 'b'}
+    ''').lstrip()
+
+def test_daiquiri(capsys):
+    Inform(colorscheme=None, prog_name=False)
+    a = 0
+    b = 'b'
+    c = [a, b]
+    d = {a, b}
+    e = {a:b}
+    ddd(s='hey now!', a=a, b=b, c=c, d=d, e=e)
+    out, err = capsys.readouterr()
+    assert out == dedent('''
+        DEBUG: test_debug.py, 60, test_debug.test_daiquiri():
+            a = 0
+            b = 'b'
+            c = [0, 'b']
+            d = {0, 'b'}
+            e = {0: 'b'}
+            s = 'hey now!'
+    ''').lstrip()
+
+class Info:
+    def __init__(self, **kwargs):
+        self.__dict__.update(kwargs)
+        ddd(self=self, **kwargs)
+
+def test_prude(capsys):
+    Inform(colorscheme=None, prog_name=False)
+    Info(email='ted@ledbelly.com')
+    out, err = capsys.readouterr()
+    assert out == dedent('''
+        DEBUG: test_debug.py, 75, test_debug.Info.__init__():
+            email = 'ted@ledbelly.com'
+            self = Info object containing {'email': 'ted@ledbelly.com'}
+    ''').lstrip()
+
+def test_update(capsys):
+    Inform(colorscheme=None, prog_name=False)
+    a = 0
+    b = 'b'
+    c = [a, b]
+    d = {a, b}
+    e = {a:b}
+    vvv()
+    out, err = capsys.readouterr()
+    out = '\n'.join(l for l in out.split('\n') if 'capsys' not in l)
+    assert out == dedent('''
+        DEBUG: test_debug.py, 94, test_debug.test_update():
+            a = 0
+            b = 'b'
+            c = [0, 'b']
+            d = {0, 'b'}
+            e = {0: 'b'}
+    ''').lstrip()
+
+def test_shear(capsys):
+    Inform(colorscheme=None, prog_name=False)
+    a = 0
+    b = 'b'
+    c = [a, b]
+    d = {a, b}
+    e = {a:b}
+    vvv(a, b, c, d, e)
+    out, err = capsys.readouterr()
+    assert out == dedent('''
+        DEBUG: test_debug.py, 113, test_debug.test_shear():
+            a = 0
+            b = 'b'
+            c = [0, 'b']
+            d = {0, 'b'}
+            e = {0: 'b'}
+    ''').lstrip()
+
+def test_prostrate(capsys):
+    Inform(colorscheme=None, prog_name=False)
+    sss()
+    out, err = capsys.readouterr()
+    out = out.strip().split('\n')
+    assert out[0] == 'DEBUG: test_debug.py, 126, test_debug.test_prostrate():'
+    assert out[-2] == "    File '/home/ken/src/inform/tests/test_debug.py', line 126, in test_prostrate,"
+    assert out[-1] == '        sss()'
+
+def test_rubber(capsys):
+    Inform(colorscheme=None, prog_name=False)
+    a = aaa('a')
+    out, err = capsys.readouterr()
+    assert out == dedent('''
+        DEBUG: test_debug.py, 135, test_debug.test_rubber(): 'a'
+    ''').lstrip()
+    assert a == 'a'
+
+    b = aaa(b = 'b')
+    out, err = capsys.readouterr()
+    assert out == dedent('''
+        DEBUG: test_debug.py, 142, test_debug.test_rubber(): b: 'b'
+    ''').lstrip()
+    assert b == 'b'
+
+