add tests

tests/ad_hoc_group_test.fea

@@ -0,0 +1,7 @@
+@GROUP = [ f g h ];
+
+pos [ a b c d e ] [ a b c d e ] -42;  # 25
+pos x [ a b c d e ] -42;  # 5
+pos [ a b c d e ] x -42;  # 5
+pos [ a b c ] @GROUP -42;  # 9
+pos @GROUP [ a b c ] -42;  # 9

tests/catchall_test.fea

@@ -0,0 +1,15 @@
+# comment
+  # comment
+
+asd # invalid line
+@GROUP = [ grouped_1 grouped_2 ];  # comment
+
+pos A [four.dnom] -42;
+pos [ a b c ] A -42;
+pos [ a b c ] @GROUP -42;
+pos @GROUP @GROUP -42;
+subtable;
+pos [ a b c ] [four.dnom] -42;
+pos [fraction divisionslash] [four.dnom] -42;
+pos [fraction divisionslash] [a b c] -42;
+pos [x y z] [x y z] 42;

tests/enum_test.fea

@@ -0,0 +1,5 @@
+@GROUP = [ x y z ];
+
+enum pos [ a b c ] d -42;  # 3
+enum pos [ d e f ] [ g h i ] -42;  # 9
+enum pos j [ k @GROUP ] -42;  # 4

tests/group_group_test.fea

@@ -0,0 +1,4 @@
+@GROUP_1 = [ a b c d e ];
+@GROUP_2 = [ a b c d e ];
+
+pos @GROUP_1 @GROUP_2 -42;

tests/kerndumps_expected/ad_hoc_group_test.kerndump

@@ -0,0 +1,53 @@
+a a -42
+a b -42
+a c -42
+a d -42
+a e -42
+a f -42
+a g -42
+a h -42
+a x -42
+b a -42
+b b -42
+b c -42
+b d -42
+b e -42
+b f -42
+b g -42
+b h -42
+b x -42
+c a -42
+c b -42
+c c -42
+c d -42
+c e -42
+c f -42
+c g -42
+c h -42
+c x -42
+d a -42
+d b -42
+d c -42
+d d -42
+d e -42
+d x -42
+e a -42
+e b -42
+e c -42
+e d -42
+e e -42
+e x -42
+f a -42
+f b -42
+f c -42
+g a -42
+g b -42
+g c -42
+h a -42
+h b -42
+h c -42
+x a -42
+x b -42
+x c -42
+x d -42
+x e -42

tests/kerndumps_expected/catchall_test.kerndump

@@ -0,0 +1,34 @@
+A four.dnom -42
+a A -42
+a four.dnom -42
+a grouped_1 -42
+a grouped_2 -42
+b A -42
+b four.dnom -42
+b grouped_1 -42
+b grouped_2 -42
+c A -42
+c four.dnom -42
+c grouped_1 -42
+c grouped_2 -42
+divisionslash a -42
+divisionslash b -42
+divisionslash c -42
+divisionslash four.dnom -42
+fraction a -42
+fraction b -42
+fraction c -42
+fraction four.dnom -42
+grouped_1 grouped_1 -42
+grouped_1 grouped_2 -42
+grouped_2 grouped_1 -42
+grouped_2 grouped_2 -42
+x x 42
+x y 42
+x z 42
+y x 42
+y y 42
+y z 42
+z x 42
+z y 42
+z z 42

tests/kerndumps_expected/enum_test.kerndump

@@ -0,0 +1,16 @@
+a d -42
+b d -42
+c d -42
+d g -42
+d h -42
+d i -42
+e g -42
+e h -42
+e i -42
+f g -42
+f h -42
+f i -42
+j k -42
+j x -42
+j y -42
+j z -42

tests/kerndumps_expected/fea_test.kerndump

@@ -0,0 +1,34 @@
+A four.dnom -42
+a A -42
+a four.dnom -42
+a grouped_1 -42
+a grouped_2 -42
+b A -42
+b four.dnom -42
+b grouped_1 -42
+b grouped_2 -42
+c A -42
+c four.dnom -42
+c grouped_1 -42
+c grouped_2 -42
+divisionslash a -42
+divisionslash b -42
+divisionslash c -42
+divisionslash four.dnom -42
+fraction a -42
+fraction b -42
+fraction c -42
+fraction four.dnom -42
+grouped_1 grouped_1 -42
+grouped_1 grouped_2 -42
+grouped_2 grouped_1 -42
+grouped_2 grouped_2 -42
+x x 42
+x y 42
+x z 42
+y x 42
+y y 42
+y z 42
+z x 42
+z y 42
+z z 42

tests/kerndumps_expected/group_group_test.kerndump

@@ -0,0 +1,25 @@
+a a -42
+a b -42
+a c -42
+a d -42
+a e -42
+b a -42
+b b -42
+b c -42
+b d -42
+b e -42
+c a -42
+c b -42
+c c -42
+c d -42
+c e -42
+d a -42
+d b -42
+d c -42
+d d -42
+d e -42
+e a -42
+e b -42
+e c -42
+e d -42
+e e -42

tests/kerndumps_expected/nested_group_test.kerndump

@@ -0,0 +1,32 @@
+f_l c -42
+f_l cacute -42
+f_l ccaron -42
+f_l ccedilla -42
+ffl c -42
+ffl cacute -42
+ffl ccaron -42
+ffl ccedilla -42
+fl c -42
+fl cacute -42
+fl ccaron -42
+fl ccedilla -42
+l c -42
+l cacute -42
+l ccaron -42
+l ccedilla -42
+lacute c -42
+lacute cacute -42
+lacute ccaron -42
+lacute ccedilla -42
+lcaron c -42
+lcaron cacute -42
+lcaron ccaron -42
+lcaron ccedilla -42
+lcommaaccent c -42
+lcommaaccent cacute -42
+lcommaaccent ccaron -42
+lcommaaccent ccedilla -42
+lslash c -42
+lslash cacute -42
+lslash ccaron -42
+lslash ccedilla -42

tests/nested_group_test.fea

@@ -0,0 +1,5 @@
+@C_LC = [c ccedilla cacute ccaron];
+@L_LC = [l lslash lacute lcaron lcommaaccent];
+@L_LC_LEFT = [@L_LC ffl fl f_l];
+
+pos @L_LC_LEFT @C_LC -42;  # 32

tests/test_getKerningPairsFromFEA.py

@@ -0,0 +1,59 @@
+import sys
+from pathlib import Path
+
+if '..' not in sys.path:
+    sys.path.append('..')  # https://stackoverflow.com/a/16985066
+
+import getKerningPairsFromFEA as gkp
+
+TEST_DIR = Path(__file__).parent
+REFERENCE_DIR = TEST_DIR / 'kerndumps_expected'
+
+
+def read_file(path):
+    '''
+    Read a file, return the data
+    '''
+
+    with open(path, 'r', encoding='utf-8') as f:
+        data = f.read()
+    return data
+
+
+def test_group_group():
+    input_file = TEST_DIR / 'group_group_test.fea'
+    dump_file = REFERENCE_DIR / input_file.with_suffix('.kerndump').name
+    kfr = gkp.FEAKernReader(input_file)
+    assert('\n'.join(kfr.output) == read_file(dump_file))
+    assert len(kfr.output) == 5 * 5
+
+
+def test_ad_hoc_groups():
+    input_file = TEST_DIR / 'ad_hoc_group_test.fea'
+    dump_file = REFERENCE_DIR / input_file.with_suffix('.kerndump').name
+    kfr = gkp.FEAKernReader(input_file)
+    assert('\n'.join(kfr.output) == read_file(dump_file))
+    assert len(kfr.output) == 53
+
+
+def test_enum():
+    input_file = TEST_DIR / 'enum_test.fea'
+    dump_file = REFERENCE_DIR / input_file.with_suffix('.kerndump').name
+    kfr = gkp.FEAKernReader(input_file)
+    assert('\n'.join(kfr.output) == read_file(dump_file))
+    assert len(kfr.output) == 16
+
+
+def test_nested_groups():
+    input_file = TEST_DIR / 'nested_group_test.fea'
+    dump_file = REFERENCE_DIR / input_file.with_suffix('.kerndump').name
+    kfr = gkp.FEAKernReader(input_file)
+    assert('\n'.join(kfr.output) == read_file(dump_file))
+    assert len(kfr.output) == 32
+
+
+def test_catchall():
+    input_file = TEST_DIR / 'catchall_test.fea'
+    dump_file = REFERENCE_DIR / input_file.with_suffix('.kerndump').name
+    kfr = gkp.FEAKernReader(input_file)
+    assert('\n'.join(kfr.output) == read_file(dump_file))