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Linted test files

This commit is contained in:
Saf 2020-08-30 14:07:37 -07:00
parent f364a83db9
commit 4123bf0b06
3 changed files with 58 additions and 96 deletions
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11
test/test_arithmetic_symbols.rb
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@ -1,14 +1,11 @@
gem 'minitest'
require 'minitest/autorun'
require 'minitest/unit'
require_relative '../lib/n65.rb'
require_relative '../lib/n65'
class TestArithmeticSymbols < MiniTest::Test
include N65
def test_identify_plain_symbol
re = Regexp.new(Regexes::Sym)
assert_match(re, 'dog')
@ -16,14 +13,12 @@ class TestArithmeticSymbols < MiniTest::Test
assert_match(re, 'global.animal.dog')
end
def test_symbol_values
st = SymbolTable.new
st.define_symbol('variable', 0xff)
assert_equal(0xff, st.resolve_symbol('variable'))
end
def test_perform_symbolic_arithmetic
st = SymbolTable.new
st.define_symbol('variable', 0x20)
@ -31,7 +26,6 @@ class TestArithmeticSymbols < MiniTest::Test
assert_equal(0x40, st.resolve_symbol('variable*2'))
end
def test_symbol_addition
program = <<-ASM
.ines {"prog": 1, "char": 0, "mapper": 0, "mirror": 0}
@ -72,7 +66,4 @@ class TestArithmeticSymbols < MiniTest::Test
]
assert_equal(binary, correct)
end
end

47
test/test_memory_space.rb
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@ -1,82 +1,77 @@
# frozen_string_literal: true
gem 'minitest'
require 'minitest/autorun'
require 'minitest/unit'
require_relative '../lib/n65/memory_space.rb'
require_relative '../lib/n65/memory_space'
class TestMemorySpace < MiniTest::Test
include N65
def test_create_prog_rom
## First just try to read alll of it
# First just try to read alll of it
space = MemorySpace.create_prog_rom
contents = space.read(0x8000, 0x4000)
assert_equal(contents.size, 0x4000)
assert(contents.all?{|byte| byte.zero?})
assert(contents.all?(&:zero?))
## It is mirrored so this should also work
# It is mirrored so this should also work
space = MemorySpace.create_prog_rom
contents = space.read(0xC000, 0x4000)
assert_equal(contents.size, 0x4000)
assert(contents.all?{|byte| byte.zero?})
assert(contents.all?(&:zero?))
end
def test_writing
## Write some bytes into prog 2 area
# Write some bytes into prog 2 area
space = MemorySpace.create_prog_rom
space.write(0xC000, "hi there".bytes)
space.write(0xC000, 'hi there'.bytes)
## Read them back..
# Read them back..
contents = space.read(0xC000, 8)
assert_equal('hi there', contents.pack('C*'))
## Should be mirrored in prog 1
# Should be mirrored in prog 1
contents = space.read(0x8000, 8)
assert_equal('hi there', contents.pack('C*'))
end
def test_reading_out_of_bounds
space = MemorySpace.create_prog_rom
assert_raises(MemorySpace::AccessOutsideProgRom) do
space.read(0x200, 10)
end
## But that is valid char rom area, so no explody
# But that is valid char rom area, so no explody
space = MemorySpace.create_char_rom
space.read(0x200, 10)
## But something like this should explode
# But something like this should explode
space = MemorySpace.create_char_rom
assert_raises(MemorySpace::AccessOutsideCharRom) do
space.read(0x8001, 10)
end
end
####
## There seem to be problems writing bytes right to
## the end of the memory map, specifically where the
## vector table is in prog rom, so let's test that.
# There seem to be problems writing bytes right to
# the end of the memory map, specifically where the
# vector table is in prog rom, so let's test that.
def test_writing_to_end
space = MemorySpace.create_prog_rom
bytes = [0xDE, 0xAD]
## Write the NMI address to FFFA
# Write the NMI address to FFFA
space.write(0xFFFA, bytes)
## Write the entry point to FFFC
# Write the entry point to FFFC
space.write(0xFFFC, bytes)
## Write the irq to FFFE, and this fails, saying
## I'm trying to write to $10000 for some reason.
# Write the irq to FFFE, and this fails, saying
# I'm trying to write to $10000 for some reason.
space.write(0xFFFE, bytes)
## Write to the very first
# Write to the very first
space.write(0x8000, bytes)
end
end

96
test/test_symbol_table.rb
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@ -1,25 +1,23 @@
# frozen_string_literal: true
gem 'minitest'
require 'minitest/autorun'
require 'minitest/unit'
require_relative '../lib/n65/symbol_table.rb'
require_relative '../lib/n65.rb'
require_relative '../lib/n65/symbol_table'
require_relative '../lib/n65'
class TestSymbolTable < MiniTest::Test
include N65
####
## Test that we can make simple global symbols
# Test that we can make simple global symbols
def test_define_global_symbols
st = SymbolTable.new
st.define_symbol('dog', 'woof')
assert_equal('woof', st.resolve_symbol('dog'))
end
####
## Test entering into a sub scope, and setting and retrieving values
# Test entering into a sub scope, and setting and retrieving values
def test_enter_scope
st = SymbolTable.new
st.enter_scope('animals')
@ -27,9 +25,7 @@ class TestSymbolTable < MiniTest::Test
assert_equal('woof', st.resolve_symbol('dog'))
end
####
## Access something from an outer scope without dot syntax
# Access something from an outer scope without dot syntax
def test_outer_scope
st = SymbolTable.new
st.enter_scope('outer')
@ -39,9 +35,7 @@ class TestSymbolTable < MiniTest::Test
assert_equal('woof', st.resolve_symbol('dog'))
end
####
## Access something from an outer scope without dot syntax
# Access something from an outer scope without dot syntax
def test_shadow
st = SymbolTable.new
st.enter_scope('outer')
@ -55,9 +49,7 @@ class TestSymbolTable < MiniTest::Test
assert_equal('bark', st.resolve_symbol('outer.inner.dog'))
end
####
## Test exiting a sub scope, and seeing that the variable is unavailable by simple name
# Test exiting a sub scope, and seeing that the variable is unavailable by simple name
def test_exit_scope
st = SymbolTable.new
st.enter_scope('animals')
@ -71,9 +63,7 @@ class TestSymbolTable < MiniTest::Test
end
end
####
## Test exiting a sub scope, and being able to access a symbol through a full path
# Test exiting a sub scope, and being able to access a symbol through a full path
def test_exit_scope_full_path
st = SymbolTable.new
st.enter_scope('animals')
@ -85,9 +75,7 @@ class TestSymbolTable < MiniTest::Test
assert_equal('woof', st.resolve_symbol('animals.dog'))
end
####
## Have two symbols that are the same but are in different scopes
# Have two symbols that are the same but are in different scopes
def test_two_scopes_same_symbol
st = SymbolTable.new
st.define_symbol('dog', 'woof')
@ -104,10 +92,7 @@ class TestSymbolTable < MiniTest::Test
assert_equal('woofwoof', st.resolve_symbol('animals.dog'))
end
####
## How do you get stuff out of the global scope when you are in
## a sub scope?
# How do you get stuff out of the global scope when you are in a sub scope?
def test_access_global_scope
st = SymbolTable.new
st.define_symbol('dog', 'woof')
@ -117,13 +102,11 @@ class TestSymbolTable < MiniTest::Test
st.define_symbol('pig', 'oink')
assert_equal('oink', st.resolve_symbol('pig'))
## Ok, now I want to access global.dog basically from the previous scope
# Ok, now I want to access global.dog basically from the previous scope
assert_equal('woof', st.resolve_symbol('global.dog'))
end
####
## Now I want to just test making an anonymous scope
# Now I want to just test making an anonymous scope
def test_anonymous_scope
st = SymbolTable.new
st.define_symbol('dog', 'woof')
@ -133,19 +116,17 @@ class TestSymbolTable < MiniTest::Test
st.define_symbol('pig', 'oink')
assert_equal('oink', st.resolve_symbol('pig'))
## Ok, now I want to access global.dog basically from the previous scope
# Ok, now I want to access global.dog basically from the previous scope
assert_equal('woof', st.resolve_symbol('global.dog'))
## Now exit the anonymous scope and get dog
# Now exit the anonymous scope and get dog
st.exit_scope
assert_equal('woof', st.resolve_symbol('global.dog'))
assert_equal('woof', st.resolve_symbol('dog'))
end
####
## Now I want to test that I cannot exist the outer-most
## global scope by mistake
# Now I want to test that I cannot exist the outer-most
# global scope by mistake
def test_cant_exit_global
st = SymbolTable.new
assert_raises(SymbolTable::CantExitScope) do
@ -153,10 +134,8 @@ class TestSymbolTable < MiniTest::Test
end
end
####
## I would like the name of the scope to take on the
## value of the program counter at that location.
# I would like the name of the scope to take on the
# value of the program counter at that location.
def test_scope_as_symbol
program = <<-ASM
.ines {"prog": 1, "char": 0, "mapper": 0, "mirror": 0}
@ -172,7 +151,7 @@ class TestSymbolTable < MiniTest::Test
jmp global.main
ASM
#### There really should be an evaluate string method
# There really should be an evaluate string method
assembler = Assembler.new
program.split(/\n/).each do |line|
assembler.assemble_one_line(line)
@ -181,9 +160,7 @@ class TestSymbolTable < MiniTest::Test
assert_equal(0x8000, assembler.symbol_table.resolve_symbol('global.main'))
end
####
## Fix a bug where we can't see a forward declared symbol in a scope
# Fix a bug where we can't see a forward declared symbol in a scope
def test_foward_declaration_in_scope
program = <<-ASM
;;;;
@ -208,7 +185,7 @@ class TestSymbolTable < MiniTest::Test
.
ASM
#### There really should be an evaluate string method
# There really should be an evaluate string method
assembler = Assembler.new
program.split(/\n/).each do |line|
assembler.assemble_one_line(line)
@ -216,23 +193,22 @@ class TestSymbolTable < MiniTest::Test
puts YAML.dump(assembler.symbol_table)
assembler.fulfill_promises
#### The forward symbol should have been resolved to +3, and the ROM should look like this:
correct_rom = [0x4e, 0x45, 0x53, 0x1a, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x78, # SEI
0xd8, # CLD
0xa9, 0x0, # LDA immediate 0
0xd0, 0x3, # BNE +3
0xea, # NOP
0xea, # NOP
0xea, # NOP
0x60 # RTS forward_symbol
# The forward symbol should have been resolved to +3, and the ROM should look like this:
correct_rom = [
0x4e, 0x45, 0x53, 0x1a, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x78, # SEI
0xd8, # CLD
0xa9, 0x0, # LDA immediate 0
0xd0, 0x3, # BNE +3
0xea, # NOP
0xea, # NOP
0xea, # NOP
0x60 # RTS forward_symbol
]
#### Grab the first 26 bytes of the rom and make sure they assemble to the above
# Grab the first 26 bytes of the rom and make sure they assemble to the above
emitted_rom = assembler.emit_binary_rom.bytes[0...26]
assert_equal(correct_rom, emitted_rom)
#### Yup it is fixed now.
# Yup it is fixed now.
end
end