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<!-- Weave of 'Unit Tests' generated by Inweb -->
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< ul class = "crumbs" > < li > < a href = "../index.html" > Home< / a > < / li > < li > < a href = "../units.html" > Unit Test Tools< / a > < / li > < li > < a href = "index.html" > problems-test< / a > < / li > < li > < a href = "index.html#1" > Chapter 1: Scaffolding< / a > < / li > < li > < b > Unit Tests< / b > < / li > < / ul > < / div >
< p class = "purpose" > How we shall test it.< / p >
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< ul class = "toc" > < li > < a href = "1-ut.html#SP1" > § 1. < / a > < / li > < li > < a href = "1-ut.html#SP2" > § 2. Minimal Preform grammar< / a > < / li > < li > < a href = "1-ut.html#SP4" > § 4. Syntax tree< / a > < / li > < / ul > < hr class = "tocbar" >
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< p class = "commentary firstcommentary" > < a id = "SP1" > < / a > < b > § 1. < / b > < / p >
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< pre class = "displayed-code all-displayed-code code-font" >
< span class = "reserved-syntax" > parse_node_tree< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > syntax_tree< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > ;< / span >
< / pre >
< p class = "commentary firstcommentary" > < a id = "SP2" > < / a > < b > § 2. Minimal Preform grammar. < / b > Only < span class = "extract" > < span class = "extract-syntax" > < dividing-sentence> < / span > < / span > can ever match, since the others are wired to match
any text but then fail.
< / p >
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< pre class = "Preform-displayed-code all-displayed-code code-font" >
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< span class = "Preform-function-syntax" > < dividing-sentence> < / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ::=< / span >
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< span class = "Preform-plain-syntax" > < / span > < span class = "Preform-constant-syntax" > chapter< / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ...< / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > |< / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ==> < / span > < span class = "Preform-plain-syntax" > { 1, - }< / span >
< span class = "Preform-plain-syntax" > < / span > < span class = "Preform-constant-syntax" > section< / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ...< / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ==> < / span > < span class = "Preform-plain-syntax" > { 2, - }< / span >
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< span class = "Preform-function-syntax" > < structural-sentence> < / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ::=< / span >
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< span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ...< / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ==> < / span > < span class = "Preform-plain-syntax" > { fail }< / span >
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< span class = "Preform-function-syntax" > < language-modifying-sentence> < / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ::=< / span >
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< span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ...< / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ==> < / span > < span class = "Preform-plain-syntax" > { fail }< / span >
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< span class = "Preform-function-syntax" > < comma-divisible-sentence> < / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ::=< / span >
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< span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ...< / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ==> < / span > < span class = "Preform-plain-syntax" > { fail }< / span >
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< / pre >
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< ul class = "endnotetexts" > < li > This is < a href = "../words-module/4-ap.html" class = "internal" > Preform grammar< / a > , not regular C code.< / li > < / ul >
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< p class = "commentary firstcommentary" > < a id = "SP3" > < / a > < b > § 3. < / b > < / p >
< pre class = "Preform-displayed-code all-displayed-code code-font" >
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< span class = "Preform-function-syntax" > < scan-individual-phrase> < / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ::=< / span >
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< span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ...< / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-constant-syntax" > banana< / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ...< / span > < span class = "Preform-plain-syntax" > < / span > < span class = "Preform-reserved-syntax" > ==> < / span > < span class = "Preform-plain-syntax" > < / span > < span class = "named-paragraph-container code-font" > < a href = "1-ut.html#SP3_1" class = "named-paragraph-link" > < span class = "named-paragraph" > Issue PM_UnexpectedFruit problem< / span > < span class = "named-paragraph-number" > 3.1< / span > < / a > < / span > < span class = "Preform-constant-syntax" > ;< / span >
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< / pre >
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< ul class = "endnotetexts" > < li > This is < a href = "../words-module/4-ap.html" class = "internal" > Preform grammar< / a > , not regular C code.< / li > < / ul >
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< p class = "commentary firstcommentary" > < a id = "SP3_1" > < / a > < b > § 3.1. < / b > < span class = "named-paragraph-container code-font" > < span class = "named-paragraph-defn" > Issue PM_UnexpectedFruit problem< / span > < span class = "named-paragraph-number" > 3.1< / span > < / span > < span class = "Preform-comment-syntax" > =< / span >
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< / p >
< pre class = "displayed-code all-displayed-code code-font" >
< span class = "plain-syntax" > < / span > < a href = "../problems-module/2-pl2.html#SP6" class = "function-link" > < span class = "function-syntax" > Problems::quote_wording< / span > < / a > < span class = "plain-syntax" > (1, < / span > < span class = "identifier-syntax" > W< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > < / span > < a href = "../problems-module/2-pl3.html#SP10" class = "function-link" > < span class = "function-syntax" > StandardProblems::handmade_problem< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > syntax_tree< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > _p_< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > PM_UnexpectedFruit< / span > < span class = "plain-syntax" > ));< / span >
< span class = "plain-syntax" > < / span > < a href = "../problems-module/2-pl2.html#SP12" class = "function-link" > < span class = "function-syntax" > Problems::issue_problem_segment< / span > < / a > < span class = "plain-syntax" > (< / span >
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< span class = "plain-syntax" > < / span > < span class = "string-syntax" > "The sentence '%1' contained an unexpected fruit item, and now supper "< / span >
< span class = "plain-syntax" > < / span > < span class = "string-syntax" > "will be ruined."< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < a href = "../problems-module/2-pl2.html#SP9" class = "function-link" > < span class = "function-syntax" > Problems::issue_problem_end< / span > < / a > < span class = "plain-syntax" > ();< / span >
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< / pre >
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< ul class = "endnotetexts" > < li > This code is used in < a href = "1-ut.html#SP3" > § 3< / a > .< / li > < / ul >
< p class = "commentary firstcommentary" > < a id = "SP4" > < / a > < b > § 4. Syntax tree. < / b > < / p >
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< pre class = "displayed-code all-displayed-code code-font" >
< span class = "reserved-syntax" > void< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > Unit::test_problems< / span > < button class = "popup" onclick = "togglePopup('usagePopup1')" > < span class = "comment-syntax" > ?< / span > < span class = "popuptext" id = "usagePopup1" > Usage of < span class = "code-font" > < span class = "function-syntax" > Unit::test_problems< / span > < / span > :< br / > Program Control - < a href = "1-pc.html#SP1" > § 1< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > arg< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > filename< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > F< / span > < span class = "plain-syntax" > = < / span > < a href = "../../../inweb/docs/foundation-module/3-fln.html#SP3" class = "function-link" > < span class = "function-syntax" > Filenames::from_text< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > arg< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > < / span > < span class = "constant-syntax" > feed_t< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > FD< / span > < span class = "plain-syntax" > = < / span > < a href = "../words-module/3-fds.html#SP2" class = "function-link" > < span class = "function-syntax" > Feeds::begin< / span > < / a > < span class = "plain-syntax" > ();< / span >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > source_file< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > sf< / span > < span class = "plain-syntax" > = < / span > < a href = "../words-module/3-tff.html#SP3" class = "function-link" > < span class = "function-syntax" > TextFromFiles::feed_into_lexer< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > F< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > NULL_GENERAL_POINTER< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > wording< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > W< / span > < span class = "plain-syntax" > = < / span > < a href = "../words-module/3-fds.html#SP2" class = "function-link" > < span class = "function-syntax" > Feeds::end< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > FD< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > sf< / span > < span class = "plain-syntax" > == < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > ) { < / span > < span class = "identifier-syntax" > PRINT< / span > < span class = "plain-syntax" > (< / span > < span class = "string-syntax" > "File has failed to open\n"< / span > < span class = "plain-syntax" > ); < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > ; }< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > syntax_tree< / span > < span class = "plain-syntax" > = < / span > < a href = "../syntax-module/2-st.html#SP2" class = "function-link" > < span class = "function-syntax" > SyntaxTree::new< / span > < / a > < span class = "plain-syntax" > ();< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > PRINT< / span > < span class = "plain-syntax" > (< / span > < span class = "string-syntax" > "Read %d words\n"< / span > < span class = "plain-syntax" > , < / span > < a href = "../words-module/3-wrd.html#SP8" class = "function-link" > < span class = "function-syntax" > Wordings::length< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > W< / span > < span class = "plain-syntax" > ));< / span >
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< span class = "plain-syntax" > < / span > < a href = "../syntax-module/3-snt.html#SP5" class = "function-link" > < span class = "function-syntax" > Sentences::break< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > syntax_tree< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > W< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > < / span > < a href = "../syntax-module/2-st.html#SP10" class = "function-link" > < span class = "function-syntax" > SyntaxTree::traverse< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > syntax_tree< / span > < span class = "plain-syntax" > , < / span > < a href = "1-ut.html#SP4" class = "function-link" > < span class = "function-syntax" > Unit::scan_tree< / span > < / a > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > }< / span >
< span class = "reserved-syntax" > void< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > Unit::scan_tree< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > parse_node< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > p< / span > < span class = "plain-syntax" > ) {< / span >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < a href = "../syntax-module/2-pn.html#SP5" class = "function-link" > < span class = "function-syntax" > Node::get_type< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > p< / span > < span class = "plain-syntax" > ) == < / span > < span class = "constant-syntax" > SENTENCE_NT< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > wording< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > W< / span > < span class = "plain-syntax" > = < / span > < a href = "../syntax-module/2-pn.html#SP4" class = "function-link" > < span class = "function-syntax" > Node::get_text< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > p< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > < / span > < span class = "function-syntax" > < scan-individual-phrase> < / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > W< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > }< / span >
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< / pre >
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