Implement exercise T4L1/view-commits

view_commits/.gitmastery-exercise.json

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+{
+  "exercise_name": "view-commits",
+  "tags": [
+    "git-diff",
+    "git-show"
+  ],
+  "requires_git": true,
+  "requires_github": true,
+  "base_files": {
+    "answers.txt": "answers.txt"
+  },
+  "exercise_repo": {
+    "repo_type": "remote",
+    "repo_name": "duty-roster",
+    "repo_title": "gm-duty-roster",
+    "create_fork": false,
+    "init": true
+  }
+}

view_commits/README.md

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+# view-commits
+
+The duty-roster repo contains five files, each one containing names of people assigned to a duty roster for a specific day of the week. For example, Monday.txt contains names of people assigned to duties on Mondays. These files are updated monthly, to record any changes to duty assignments.
+
+## Task
+
+Answer the questions in the answers.txt, by examining the relevant commits in the duty-roster repo.

view_commits/download.py

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+from exercise_utils.cli import run_command
+from exercise_utils.file import append_to_file, create_or_update_file
+from exercise_utils.gitmastery import create_start_tag
+
+def setup(verbose: bool = False):
+    create_start_tag(verbose)
+
+

view_commits/res/answers.txt

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+Q: In February, who was replaced in the Wednesday duty roster?
+A:
+
+Q: In February, who joined the Tuesday duty roster?
+A:
+
+Q: In April, what were the new names added to the duty rosters? Remove/add extra rows where appropriate.
+A:
+- name1
+- name2
+
+Q: In January, who were in the Tuesday duty roster? Remove/add extra rows where appropriate.
+A:
+- name1
+- name2
+

view_commits/tests/specs/base.yml

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+initialization:
+  steps:
+    - type: commit
+      empty: true
+      message: Empty commit
+      id: start

view_commits/tests/specs/extra_question_three.yml

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+initialization:
+  steps:
+    - type: new-file
+      filename: answers.txt
+      contents: |
+        Q: In February, who was replaced in the Wednesday duty roster?
+        A: Eric
+
+        Q: In February, who joined the Tuesday duty roster?
+        A: Bruce
+
+        Q: In April, what were the new names added to the duty rosters? Give the list of names as one line, separated by spaces.
+        A: 
+        - Betsy
+        - Beth
+        - Daisy
+        - Eric
+
+        Q: In January, who were in the Tuesday duty roster? Give the list of names as one line, separated by spaces.
+        A: 
+        - Charlie
+    - type: add
+      files:
+        - answers.txt
+    - type: commit
+      message: Initial commit
+      id: start

view_commits/tests/specs/incomplete_answers.yml

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+initialization:
+  steps:
+    - type: new-file
+      filename: answers.txt
+      contents: |
+        Q: In February, who was replaced in the Wednesday duty roster?
+        A: Eric
+
+        Q: In February, who joined the Tuesday duty roster?
+        A: Bruce
+
+        Q: In April, what were the new names added to the duty rosters? Give the list of names as one line, separated by spaces.
+        A:
+
+        Q: In January, who were in the Tuesday duty roster? Give the list of names as one line, separated by spaces.
+        A:
+    - type: add
+      files:
+        - answers.txt
+    - type: commit
+      message: Initial commit
+      id: start

view_commits/tests/specs/incomplete_question_three.yml

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+initialization:
+  steps:
+    - type: new-file
+      filename: answers.txt
+      contents: |
+        Q: In February, who was replaced in the Wednesday duty roster?
+        A: Eric
+
+        Q: In February, who joined the Tuesday duty roster?
+        A: Bruce
+
+        Q: In April, what were the new names added to the duty rosters? Give the list of names as one line, separated by spaces.
+        A: Betsy Daisy
+
+        Q: In January, who were in the Tuesday duty roster? Give the list of names as one line, separated by spaces.
+        A: Charlie
+    - type: add
+      files:
+        - answers.txt
+    - type: commit
+      message: Initial commit
+      id: start

view_commits/tests/specs/no_answers.yml

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+initialization:
+  steps:
+    - type: new-file
+      filename: answers.txt
+      contents: |
+        Q: In February, who was replaced in the Wednesday duty roster?
+        A:
+
+        Q: In February, who joined the Tuesday duty roster?
+        A:
+
+        Q: In April, what were the new names added to the duty rosters? Give the list of names as one line, separated by spaces.
+        A:
+
+        Q: In January, who were in the Tuesday duty roster? Give the list of names as one line, separated by spaces.
+        A:
+    - type: add
+      files:
+        - answers.txt
+    - type: commit
+      message: Initial commit
+      id: start

view_commits/tests/specs/valid_answers.yml

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+initialization:
+  steps:
+    - type: new-file
+      filename: answers.txt
+      contents: |
+        Q: In February, who was replaced in the Wednesday duty roster?
+        A: Eric
+
+        Q: In February, who joined the Tuesday duty roster?
+        A: Bruce
+
+        Q: In April, what were the new names added to the duty rosters? Give the list of names as one line, separated by spaces.
+        A: 
+        - Betsy
+        - Beth
+        - Daisy
+
+        Q: In January, who were in the Tuesday duty roster? Give the list of names as one line, separated by spaces.
+        A: 
+        - Charlie
+    - type: add
+      files:
+        - answers.txt
+    - type: commit
+      message: Initial commit
+      id: start

view_commits/tests/specs/wrong_question_one.yml

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+initialization:
+  steps:
+    - type: new-file
+      filename: answers.txt
+      contents: |
+        Q: In February, who was replaced in the Wednesday duty roster?
+        A: Ergodic
+
+        Q: In February, who joined the Tuesday duty roster?
+        A: Bruce
+
+        Q: In April, what were the new names added to the duty rosters? Give the list of names as one line, separated by spaces.
+        A:
+        - Betsy
+        - Daisy
+        - Beth
+
+        Q: In January, who were in the Tuesday duty roster? Give the list of names as one line, separated by spaces.
+        A: Charlie
+    - type: add
+      files:
+        - answers.txt
+    - type: commit
+      message: Initial commit
+      id: start

view_commits/tests/specs/wrong_question_three.yml

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+initialization:
+  steps:
+    - type: new-file
+      filename: answers.txt
+      contents: |
+        Q: In February, who was replaced in the Wednesday duty roster?
+        A: Eric
+
+        Q: In February, who joined the Tuesday duty roster?
+        A: Bruce
+
+        Q: In April, what were the new names added to the duty rosters? Give the list of names as one line, separated by spaces.
+        A: 
+        - Betsy
+        - Bruce
+        - Daisy
+
+        Q: In January, who were in the Tuesday duty roster? Give the list of names as one line, separated by spaces.
+        A: 
+        - Charlie
+    - type: add
+      files:
+        - answers.txt
+    - type: commit
+      message: Initial commit
+      id: start

view_commits/tests/specs/wrong_question_two.yml

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+initialization:
+  steps:
+    - type: new-file
+      filename: answers.txt
+      contents: |
+        Q: In February, who was replaced in the Wednesday duty roster?
+        A: Eric
+
+        Q: In February, who joined the Tuesday duty roster?
+        A: Bru
+
+        Q: In April, what were the new names added to the duty rosters? Give the list of names as one line, separated by spaces.
+        A: 
+        - Betsy
+        - Beth
+        - Daisy
+
+        Q: In January, who were in the Tuesday duty roster? Give the list of names as one line, separated by spaces.
+        A: 
+        - Charlie
+    - type: add
+      files:
+        - answers.txt
+    - type: commit
+      message: Initial commit
+      id: start