def test_table_file_operations():
table = Table("person_data.dat")
table.set_attributes(["name", "age", "weight"])
table.set_key("name")
try:
table.populate_initial_data("person_data_four_col.txt", "++++", "\n")
except:
a = 0 # This code does nothing, but is necessary for the except block
else:
print("populate_initial_data() must raise an exception when input file has incorrect format.")
table.populate_initial_data("person_data_three_col.txt", "++++", "\n")
if table.get_size() != 12:
print(table.get_size())
print("Table size not correct after populating initial data.")
if table.sequential_search("first") != ["Abe Simons", "48", "176"]:
print("First row of Table after populating initial data is incorrect.")
if table.sequential_search("last") != ["Jules Rory", "25", "167"]:
print("Last row of Table after populating initial data is incorrect.")
table = Table("inverted_index_table.dat")
table.set_type("inverted_index")
table.load_one_document("story.txt", "101")
if table.get_size() != 347:
print(table.get_size())
print("Table size incorrect after loading one document.")
if table.sequential_search("first") != ["the", "101"]:
print("First row of Table is incorrect after loading one document.")
if table.key_search("darigan") != ["darigan", "101"]:
print("Table is missing key(s) after loading one document.")
def lod_sets_size():
table = Table("table.txt")
try:
table.set_type("inverted_index")
table.load_one_document("poem.txt", "102")
if table.get_size() == 13:
return "0.5"
except:
return "0"
return "0"
def lod_checks_type():
table = Table("table.txt")
try:
table.set_type("configuration")
except:
return "0"
try:
table.load_one_document("poem.txt", "101")
except:
return "0.5"
return "0"
def lod_copies():
table = Table("table.txt")
try:
table.set_type("inverted_index")
table.load_one_document("poem.txt", "100")
copy_contents = open("docs/100", "r").read()
original_contents = open("poem.txt", "r").read()
if copy_contents == original_contents:
return "0.5"
except:
return "0"
return "0"
def lod_works_multiple():
table = Table("table.txt")
try:
table.set_type("inverted_index")
table.load_one_document("poem.txt", "104")
table.load_one_document("blurb.txt", "105")
last = table.sequential_search(FLAG_LAST)
if last != ["uphill", ["105"]] and last != ["uphill", "105"]:
return "0"
second_last = table.sequential_search(FLAG_PREV)
if second_last != ["quickly", ["104", "105"]] and second_last != ["quickly", "104,105"]:
return "0"
except:
return "0"
return "0.5"
def lod_works_correctly():
table = Table("table.txt")
try:
table.set_type("inverted_index")
table.load_one_document("poem.txt", "103")
first = table.sequential_search(FLAG_FIRST)
if first != ["1", ["103"]] and first != ["1", "103"]:
return "0"
second = table.sequential_search(FLAG_NEXT)
if second != ["2", ["103"]] and second != ["2", "103"]:
return "0"
last = table.sequential_search(FLAG_LAST)
if last != ["quickly", ["103"]] and last != ["quickly", "103"]:
return "0"
except:
return "0"
return "3"
