71 lines
2.4 KiB
C++
71 lines
2.4 KiB
C++
#include "spec_helper.h"
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#include "rules.h"
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#include "transition_map.h"
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Describe(Rules) {
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Describe(transitions) {
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rules::Symbol symbol1 = rules::Symbol(1);
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rules::Symbol symbol2 = rules::Symbol(2);
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rules::Symbol symbol3 = rules::Symbol(3);
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rules::Symbol symbol4 = rules::Symbol(3);
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It(handles_symbols) {
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AssertThat(
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symbol1.transitions(),
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EqualsTransitionMap(TransitionMap<rules::Rule>(
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{ symbol1.copy() },
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{ new rules::Blank() }
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)));
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}
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It(handles_characters) {
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rules::Char char1 = rules::Char('a');
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AssertThat(
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char1.transitions(),
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EqualsTransitionMap(TransitionMap<rules::Rule>(
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{ char1.copy() },
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{ new rules::Blank() }
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)));
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}
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It(handles_choices) {
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AssertThat(
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rules::Choice(symbol1, symbol2).transitions(),
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EqualsTransitionMap(TransitionMap<rules::Rule>(
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{ symbol1.copy(), symbol2.copy() },
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{ new rules::Blank(), new rules::Blank() }
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)));
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}
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It(handles_sequences) {
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AssertThat(
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rules::Seq(symbol1, symbol2).transitions(),
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EqualsTransitionMap(TransitionMap<rules::Rule>(
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{ symbol1.copy() },
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{ symbol2.copy() }
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)));
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}
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It(handles_long_sequences) {
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AssertThat(
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rules::Seq(
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rules::Seq(symbol1, symbol2),
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rules::Seq(symbol3, symbol4)).transitions(),
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EqualsTransitionMap(TransitionMap<rules::Rule>(
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{ symbol1.copy() },
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{ new rules::Seq(symbol2, rules::Seq(symbol3, symbol4)) }
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)));
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}
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It(handles_choices_with_common_starting_symbols) {
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AssertThat(
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rules::Choice(
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rules::Seq(symbol1, symbol2),
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rules::Seq(symbol1, symbol3)).transitions(),
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EqualsTransitionMap(TransitionMap<rules::Rule>(
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{ symbol1.copy() },
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{ new rules::Choice(symbol2, symbol3) }
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)));
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}
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};
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};
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